diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/AttachNewDataDiskOptions.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/AttachNewDataDiskOptions.java
index 8cc515351913..62f4d2ce4e3e 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/AttachNewDataDiskOptions.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/AttachNewDataDiskOptions.java
@@ -15,7 +15,7 @@
  */
 public class AttachNewDataDiskOptions {
     /**
-     * Size of the disk to be attached in Gibibytes.
+     * Size of the disk to be attached in GibiBytes.
      */
     @JsonProperty(value = "diskSizeGiB")
     private Integer diskSizeGiB;
@@ -28,13 +28,13 @@ public class AttachNewDataDiskOptions {
 
     /**
      * The storage type for the disk (i.e. Standard, Premium). Possible values
-     * include: 'Standard', 'Premium'.
+     * include: 'Standard', 'Premium', 'StandardSSD'.
      */
     @JsonProperty(value = "diskType")
     private StorageType diskType;
 
     /**
-     * Get size of the disk to be attached in Gibibytes.
+     * Get size of the disk to be attached in GibiBytes.
      *
      * @return the diskSizeGiB value
      */
@@ -43,7 +43,7 @@ public Integer diskSizeGiB() {
     }
 
     /**
-     * Set size of the disk to be attached in Gibibytes.
+     * Set size of the disk to be attached in GibiBytes.
      *
      * @param diskSizeGiB the diskSizeGiB value to set
      * @return the AttachNewDataDiskOptions object itself.
@@ -74,7 +74,7 @@ public AttachNewDataDiskOptions withDiskName(String diskName) {
     }
 
     /**
-     * Get the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'.
+     * Get the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @return the diskType value
      */
@@ -83,7 +83,7 @@ public StorageType diskType() {
     }
 
     /**
-     * Set the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'.
+     * Set the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @param diskType the diskType value to set
      * @return the AttachNewDataDiskOptions object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/AttachNewDataDiskOptionsFragment.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/AttachNewDataDiskOptionsFragment.java
index 6438a4a8551c..8f1d4cb6b14a 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/AttachNewDataDiskOptionsFragment.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/AttachNewDataDiskOptionsFragment.java
@@ -15,7 +15,7 @@
  */
 public class AttachNewDataDiskOptionsFragment {
     /**
-     * Size of the disk to be attached in Gibibytes.
+     * Size of the disk to be attached in GibiBytes.
      */
     @JsonProperty(value = "diskSizeGiB")
     private Integer diskSizeGiB;
@@ -28,13 +28,13 @@ public class AttachNewDataDiskOptionsFragment {
 
     /**
      * The storage type for the disk (i.e. Standard, Premium). Possible values
-     * include: 'Standard', 'Premium'.
+     * include: 'Standard', 'Premium', 'StandardSSD'.
      */
     @JsonProperty(value = "diskType")
     private StorageType diskType;
 
     /**
-     * Get size of the disk to be attached in Gibibytes.
+     * Get size of the disk to be attached in GibiBytes.
      *
      * @return the diskSizeGiB value
      */
@@ -43,7 +43,7 @@ public Integer diskSizeGiB() {
     }
 
     /**
-     * Set size of the disk to be attached in Gibibytes.
+     * Set size of the disk to be attached in GibiBytes.
      *
      * @param diskSizeGiB the diskSizeGiB value to set
      * @return the AttachNewDataDiskOptionsFragment object itself.
@@ -74,7 +74,7 @@ public AttachNewDataDiskOptionsFragment withDiskName(String diskName) {
     }
 
     /**
-     * Get the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'.
+     * Get the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @return the diskType value
      */
@@ -83,7 +83,7 @@ public StorageType diskType() {
     }
 
     /**
-     * Set the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'.
+     * Set the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @param diskType the diskType value to set
      * @return the AttachNewDataDiskOptionsFragment object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DataDiskStorageTypeInfo.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DataDiskStorageTypeInfo.java
index 62759d1356da..bc08a22a91f3 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DataDiskStorageTypeInfo.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DataDiskStorageTypeInfo.java
@@ -21,7 +21,8 @@ public class DataDiskStorageTypeInfo {
     private String lun;
 
     /**
-     * Disk Storage Type. Possible values include: 'Standard', 'Premium'.
+     * Disk Storage Type. Possible values include: 'Standard', 'Premium',
+     * 'StandardSSD'.
      */
     @JsonProperty(value = "storageType")
     private StorageType storageType;
@@ -47,7 +48,7 @@ public DataDiskStorageTypeInfo withLun(String lun) {
     }
 
     /**
-     * Get disk Storage Type. Possible values include: 'Standard', 'Premium'.
+     * Get disk Storage Type. Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @return the storageType value
      */
@@ -56,7 +57,7 @@ public StorageType storageType() {
     }
 
     /**
-     * Set disk Storage Type. Possible values include: 'Standard', 'Premium'.
+     * Set disk Storage Type. Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @param storageType the storageType value to set
      * @return the DataDiskStorageTypeInfo object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DataDiskStorageTypeInfoFragment.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DataDiskStorageTypeInfoFragment.java
index 80d6f6dd7148..ac19a4889dce 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DataDiskStorageTypeInfoFragment.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DataDiskStorageTypeInfoFragment.java
@@ -21,7 +21,8 @@ public class DataDiskStorageTypeInfoFragment {
     private String lun;
 
     /**
-     * Disk Storage Type. Possible values include: 'Standard', 'Premium'.
+     * Disk Storage Type. Possible values include: 'Standard', 'Premium',
+     * 'StandardSSD'.
      */
     @JsonProperty(value = "storageType")
     private StorageType storageType;
@@ -47,7 +48,7 @@ public DataDiskStorageTypeInfoFragment withLun(String lun) {
     }
 
     /**
-     * Get disk Storage Type. Possible values include: 'Standard', 'Premium'.
+     * Get disk Storage Type. Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @return the storageType value
      */
@@ -56,7 +57,7 @@ public StorageType storageType() {
     }
 
     /**
-     * Set disk Storage Type. Possible values include: 'Standard', 'Premium'.
+     * Set disk Storage Type. Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @param storageType the storageType value to set
      * @return the DataDiskStorageTypeInfoFragment object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/Disk.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/Disk.java
index 7f0a4de479a0..ddfdef7fcf05 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/Disk.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/Disk.java
@@ -147,7 +147,7 @@ interface WithDiskBlobName {
         interface WithDiskSizeGiB {
             /**
              * Specifies diskSizeGiB.
-             * @param diskSizeGiB The size of the disk in Gibibytes
+             * @param diskSizeGiB The size of the disk in GibiBytes
              * @return the next definition stage
              */
             WithCreate withDiskSizeGiB(Integer diskSizeGiB);
@@ -159,7 +159,7 @@ interface WithDiskSizeGiB {
         interface WithDiskType {
             /**
              * Specifies diskType.
-             * @param diskType The storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'
+             * @param diskType The storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'
              * @return the next definition stage
              */
             WithCreate withDiskType(StorageType diskType);
@@ -273,7 +273,7 @@ interface WithDiskBlobName {
         interface WithDiskSizeGiB {
             /**
              * Specifies diskSizeGiB.
-             * @param diskSizeGiB The size of the disk in Gibibytes
+             * @param diskSizeGiB The size of the disk in GibiBytes
              * @return the next update stage
              */
             Update withDiskSizeGiB(Integer diskSizeGiB);
@@ -285,7 +285,7 @@ interface WithDiskSizeGiB {
         interface WithDiskType {
             /**
              * Specifies diskType.
-             * @param diskType The storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'
+             * @param diskType The storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'
              * @return the next update stage
              */
             Update withDiskType(StorageType diskType);
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DiskFragment.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DiskFragment.java
index 03efb58d1f2a..6b003f3b40ad 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DiskFragment.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/DiskFragment.java
@@ -18,13 +18,13 @@
 public class DiskFragment extends UpdateResource {
     /**
      * The storage type for the disk (i.e. Standard, Premium). Possible values
-     * include: 'Standard', 'Premium'.
+     * include: 'Standard', 'Premium', 'StandardSSD'.
      */
     @JsonProperty(value = "properties.diskType")
     private StorageType diskType;
 
     /**
-     * The size of the disk in Gibibytes.
+     * The size of the disk in GibiBytes.
      */
     @JsonProperty(value = "properties.diskSizeGiB")
     private Integer diskSizeGiB;
@@ -61,7 +61,7 @@ public class DiskFragment extends UpdateResource {
     private String managedDiskId;
 
     /**
-     * Get the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'.
+     * Get the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @return the diskType value
      */
@@ -70,7 +70,7 @@ public StorageType diskType() {
     }
 
     /**
-     * Set the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'.
+     * Set the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @param diskType the diskType value to set
      * @return the DiskFragment object itself.
@@ -81,7 +81,7 @@ public DiskFragment withDiskType(StorageType diskType) {
     }
 
     /**
-     * Get the size of the disk in Gibibytes.
+     * Get the size of the disk in GibiBytes.
      *
      * @return the diskSizeGiB value
      */
@@ -90,7 +90,7 @@ public Integer diskSizeGiB() {
     }
 
     /**
-     * Set the size of the disk in Gibibytes.
+     * Set the size of the disk in GibiBytes.
      *
      * @param diskSizeGiB the diskSizeGiB value to set
      * @return the DiskFragment object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/Lab.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/Lab.java
index c15bb3a0b5fe..09f463608432 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/Lab.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/Lab.java
@@ -191,7 +191,7 @@ interface WithExtendedProperties {
         interface WithLabStorageType {
             /**
              * Specifies labStorageType.
-             * @param labStorageType Type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium'
+             * @param labStorageType Type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium', 'StandardSSD'
              * @return the next definition stage
              */
             WithCreate withLabStorageType(StorageType labStorageType);
@@ -307,7 +307,7 @@ interface WithExtendedProperties {
         interface WithLabStorageType {
             /**
              * Specifies labStorageType.
-             * @param labStorageType Type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium'
+             * @param labStorageType Type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium', 'StandardSSD'
              * @return the next update stage
              */
             Update withLabStorageType(StorageType labStorageType);
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabFragment.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabFragment.java
index f6176040bc42..1b0a9cca8fc5 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabFragment.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabFragment.java
@@ -20,7 +20,8 @@
 public class LabFragment extends UpdateResource {
     /**
      * Type of storage used by the lab. It can be either Premium or Standard.
-     * Default is Premium. Possible values include: 'Standard', 'Premium'.
+     * Default is Premium. Possible values include: 'Standard', 'Premium',
+     * 'StandardSSD'.
      */
     @JsonProperty(value = "properties.labStorageType")
     private StorageType labStorageType;
@@ -77,7 +78,7 @@ public class LabFragment extends UpdateResource {
     private Map<String, String> extendedProperties;
 
     /**
-     * Get type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium'.
+     * Get type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @return the labStorageType value
      */
@@ -86,7 +87,7 @@ public StorageType labStorageType() {
     }
 
     /**
-     * Set type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium'.
+     * Set type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @param labStorageType the labStorageType value to set
      * @return the LabFragment object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachine.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachine.java
index c8f3edef805a..ced5068ca797 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachine.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachine.java
@@ -644,7 +644,7 @@ interface WithUserName {
         interface WithVirtualMachineCreationSource {
             /**
              * Specifies virtualMachineCreationSource.
-             * @param virtualMachineCreationSource Tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'
+             * @param virtualMachineCreationSource Tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'
              * @return the next definition stage
              */
             WithCreate withVirtualMachineCreationSource(VirtualMachineCreationSource virtualMachineCreationSource);
@@ -1046,7 +1046,7 @@ interface WithUserName {
         interface WithVirtualMachineCreationSource {
             /**
              * Specifies virtualMachineCreationSource.
-             * @param virtualMachineCreationSource Tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'
+             * @param virtualMachineCreationSource Tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'
              * @return the next update stage
              */
             Update withVirtualMachineCreationSource(VirtualMachineCreationSource virtualMachineCreationSource);
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineCreationParameter.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineCreationParameter.java
index 68152d08c1f4..16feea6d92f7 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineCreationParameter.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineCreationParameter.java
@@ -186,7 +186,8 @@ public class LabVirtualMachineCreationParameter {
 
     /**
      * Tells source of creation of lab virtual machine. Output property only.
-     * Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Possible values include: 'FromCustomImage', 'FromGalleryImage',
+     * 'FromSharedGalleryImage'.
      */
     @JsonProperty(value = "properties.virtualMachineCreationSource")
     private VirtualMachineCreationSource virtualMachineCreationSource;
@@ -776,7 +777,7 @@ public LabVirtualMachineCreationParameter withStorageType(String storageType) {
     }
 
     /**
-     * Get tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Get tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'.
      *
      * @return the virtualMachineCreationSource value
      */
@@ -785,7 +786,7 @@ public VirtualMachineCreationSource virtualMachineCreationSource() {
     }
 
     /**
-     * Set tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Set tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'.
      *
      * @param virtualMachineCreationSource the virtualMachineCreationSource value to set
      * @return the LabVirtualMachineCreationParameter object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineCreationParameterFragment.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineCreationParameterFragment.java
index 3ca7c77adc3e..d61d9ed5d478 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineCreationParameterFragment.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineCreationParameterFragment.java
@@ -186,7 +186,8 @@ public class LabVirtualMachineCreationParameterFragment {
 
     /**
      * Tells source of creation of lab virtual machine. Output property only.
-     * Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Possible values include: 'FromCustomImage', 'FromGalleryImage',
+     * 'FromSharedGalleryImage'.
      */
     @JsonProperty(value = "properties.virtualMachineCreationSource")
     private VirtualMachineCreationSource virtualMachineCreationSource;
@@ -776,7 +777,7 @@ public LabVirtualMachineCreationParameterFragment withStorageType(String storage
     }
 
     /**
-     * Get tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Get tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'.
      *
      * @return the virtualMachineCreationSource value
      */
@@ -785,7 +786,7 @@ public VirtualMachineCreationSource virtualMachineCreationSource() {
     }
 
     /**
-     * Set tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Set tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'.
      *
      * @param virtualMachineCreationSource the virtualMachineCreationSource value to set
      * @return the LabVirtualMachineCreationParameterFragment object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineFragment.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineFragment.java
index fba65197764e..f8cf1b197ab0 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineFragment.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/LabVirtualMachineFragment.java
@@ -179,7 +179,8 @@ public class LabVirtualMachineFragment extends UpdateResource {
 
     /**
      * Tells source of creation of lab virtual machine. Output property only.
-     * Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Possible values include: 'FromCustomImage', 'FromGalleryImage',
+     * 'FromSharedGalleryImage'.
      */
     @JsonProperty(value = "properties.virtualMachineCreationSource")
     private VirtualMachineCreationSource virtualMachineCreationSource;
@@ -731,7 +732,7 @@ public LabVirtualMachineFragment withStorageType(String storageType) {
     }
 
     /**
-     * Get tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Get tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'.
      *
      * @return the virtualMachineCreationSource value
      */
@@ -740,7 +741,7 @@ public VirtualMachineCreationSource virtualMachineCreationSource() {
     }
 
     /**
-     * Set tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Set tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'.
      *
      * @param virtualMachineCreationSource the virtualMachineCreationSource value to set
      * @return the LabVirtualMachineFragment object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannel.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannel.java
index ea75457629e1..9d6535c0cc1f 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannel.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannel.java
@@ -137,7 +137,7 @@ interface WithDescription {
         interface WithEmailRecipient {
             /**
              * Specifies emailRecipient.
-             * @param emailRecipient The email recipient to send notifications to (can be a list of semi-colon separated email addresses)
+             * @param emailRecipient The email recipient to send notifications to (can be a list of semi-colon seperated email addresses)
              * @return the next definition stage
              */
             WithCreate withEmailRecipient(String emailRecipient);
@@ -239,7 +239,7 @@ interface WithDescription {
         interface WithEmailRecipient {
             /**
              * Specifies emailRecipient.
-             * @param emailRecipient The email recipient to send notifications to (can be a list of semi-colon separated email addresses)
+             * @param emailRecipient The email recipient to send notifications to (can be a list of semi-colon seperated email addresses)
              * @return the next update stage
              */
             Update withEmailRecipient(String emailRecipient);
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannelFragment.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannelFragment.java
index fea72de765af..6f1018a4d1b9 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannelFragment.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannelFragment.java
@@ -25,7 +25,7 @@ public class NotificationChannelFragment extends UpdateResource {
 
     /**
      * The email recipient to send notifications to (can be a list of
-     * semi-colon separated email addresses).
+     * semi-colon seperated email addresses).
      */
     @JsonProperty(value = "properties.emailRecipient")
     private String emailRecipient;
@@ -70,7 +70,7 @@ public NotificationChannelFragment withWebHookUrl(String webHookUrl) {
     }
 
     /**
-     * Get the email recipient to send notifications to (can be a list of semi-colon separated email addresses).
+     * Get the email recipient to send notifications to (can be a list of semi-colon seperated email addresses).
      *
      * @return the emailRecipient value
      */
@@ -79,7 +79,7 @@ public String emailRecipient() {
     }
 
     /**
-     * Set the email recipient to send notifications to (can be a list of semi-colon separated email addresses).
+     * Set the email recipient to send notifications to (can be a list of semi-colon seperated email addresses).
      *
      * @param emailRecipient the emailRecipient value to set
      * @return the NotificationChannelFragment object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannels.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannels.java
index c7106bfa319e..4f65bf51182e 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannels.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationChannels.java
@@ -31,7 +31,7 @@ public interface NotificationChannels extends SupportsCreating<NotificationChann
     Completable notifyAsync(String resourceGroupName, String labName, String name, NotifyParameters notifyParameters);
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -42,7 +42,7 @@ public interface NotificationChannels extends SupportsCreating<NotificationChann
     Observable<NotificationChannel> getAsync(String resourceGroupName, String labName, String name);
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -52,7 +52,7 @@ public interface NotificationChannels extends SupportsCreating<NotificationChann
     Observable<NotificationChannel> listAsync(final String resourceGroupName, final String labName);
 
     /**
-     * Delete notification channel.
+     * Delete notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationSettings.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationSettings.java
index d59ede254431..2212a6b7f2b8 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationSettings.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationSettings.java
@@ -35,7 +35,7 @@ public class NotificationSettings {
 
     /**
      * The email recipient to send notifications to (can be a list of
-     * semi-colon separated email addresses).
+     * semi-colon seperated email addresses).
      */
     @JsonProperty(value = "emailRecipient")
     private String emailRecipient;
@@ -108,7 +108,7 @@ public NotificationSettings withWebhookUrl(String webhookUrl) {
     }
 
     /**
-     * Get the email recipient to send notifications to (can be a list of semi-colon separated email addresses).
+     * Get the email recipient to send notifications to (can be a list of semi-colon seperated email addresses).
      *
      * @return the emailRecipient value
      */
@@ -117,7 +117,7 @@ public String emailRecipient() {
     }
 
     /**
-     * Set the email recipient to send notifications to (can be a list of semi-colon separated email addresses).
+     * Set the email recipient to send notifications to (can be a list of semi-colon seperated email addresses).
      *
      * @param emailRecipient the emailRecipient value to set
      * @return the NotificationSettings object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationSettingsFragment.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationSettingsFragment.java
index f6e9b8218721..99bf01f2d93e 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationSettingsFragment.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/NotificationSettingsFragment.java
@@ -35,7 +35,7 @@ public class NotificationSettingsFragment {
 
     /**
      * The email recipient to send notifications to (can be a list of
-     * semi-colon separated email addresses).
+     * semi-colon seperated email addresses).
      */
     @JsonProperty(value = "emailRecipient")
     private String emailRecipient;
@@ -108,7 +108,7 @@ public NotificationSettingsFragment withWebhookUrl(String webhookUrl) {
     }
 
     /**
-     * Get the email recipient to send notifications to (can be a list of semi-colon separated email addresses).
+     * Get the email recipient to send notifications to (can be a list of semi-colon seperated email addresses).
      *
      * @return the emailRecipient value
      */
@@ -117,7 +117,7 @@ public String emailRecipient() {
     }
 
     /**
-     * Set the email recipient to send notifications to (can be a list of semi-colon separated email addresses).
+     * Set the email recipient to send notifications to (can be a list of semi-colon seperated email addresses).
      *
      * @param emailRecipient the emailRecipient value to set
      * @return the NotificationSettingsFragment object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/ServiceRunners.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/ServiceRunners.java
index 0441c9704770..1f37aa7f91b1 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/ServiceRunners.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/ServiceRunners.java
@@ -29,16 +29,6 @@ public interface ServiceRunners extends SupportsCreating<ServiceRunner.Definitio
      */
     Observable<ServiceRunner> getAsync(String resourceGroupName, String labName, String name);
 
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable for the request
-     */
-    Observable<ServiceRunner> listAsync(final String resourceGroupName, final String labName);
-
     /**
      * Delete service runner.
      *
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/StorageType.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/StorageType.java
index b155a388e248..cfc9232303c7 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/StorageType.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/StorageType.java
@@ -22,6 +22,9 @@ public final class StorageType extends ExpandableStringEnum<StorageType> {
     /** Static value Premium for StorageType. */
     public static final StorageType PREMIUM = fromString("Premium");
 
+    /** Static value StandardSSD for StorageType. */
+    public static final StorageType STANDARD_SSD = fromString("StandardSSD");
+
     /**
      * Creates or finds a StorageType from its string representation.
      * @param name a name to look for
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/VirtualMachineCreationSource.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/VirtualMachineCreationSource.java
index 5585b83add0d..e2caffe9cf5e 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/VirtualMachineCreationSource.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/VirtualMachineCreationSource.java
@@ -22,6 +22,9 @@ public final class VirtualMachineCreationSource extends ExpandableStringEnum<Vir
     /** Static value FromGalleryImage for VirtualMachineCreationSource. */
     public static final VirtualMachineCreationSource FROM_GALLERY_IMAGE = fromString("FromGalleryImage");
 
+    /** Static value FromSharedGalleryImage for VirtualMachineCreationSource. */
+    public static final VirtualMachineCreationSource FROM_SHARED_GALLERY_IMAGE = fromString("FromSharedGalleryImage");
+
     /**
      * Creates or finds a VirtualMachineCreationSource from its string representation.
      * @param name a name to look for
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ArtifactSourcesInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ArtifactSourcesInner.java
index 92cb4d24a214..f446d3fcc814 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ArtifactSourcesInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ArtifactSourcesInner.java
@@ -732,7 +732,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of artifact sources.
+     * Allows modifying tags of artifact sources. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -748,7 +748,7 @@ public ArtifactSourceInner update(String resourceGroupName, String labName, Stri
     }
 
     /**
-     * Modify properties of artifact sources.
+     * Allows modifying tags of artifact sources. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -763,7 +763,7 @@ public ServiceFuture<ArtifactSourceInner> updateAsync(String resourceGroupName,
     }
 
     /**
-     * Modify properties of artifact sources.
+     * Allows modifying tags of artifact sources. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -782,7 +782,7 @@ public ArtifactSourceInner call(ServiceResponse<ArtifactSourceInner> response) {
     }
 
     /**
-     * Modify properties of artifact sources.
+     * Allows modifying tags of artifact sources. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/CustomImagesInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/CustomImagesInner.java
index 2cdde0a12bba..480fb324e4e2 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/CustomImagesInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/CustomImagesInner.java
@@ -900,7 +900,7 @@ private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> respons
     }
 
     /**
-     * Modify properties of custom images.
+     * Allows modifying tags of custom images. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -916,7 +916,7 @@ public CustomImageInner update(String resourceGroupName, String labName, String
     }
 
     /**
-     * Modify properties of custom images.
+     * Allows modifying tags of custom images. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -931,7 +931,7 @@ public ServiceFuture<CustomImageInner> updateAsync(String resourceGroupName, Str
     }
 
     /**
-     * Modify properties of custom images.
+     * Allows modifying tags of custom images. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -950,7 +950,7 @@ public CustomImageInner call(ServiceResponse<CustomImageInner> response) {
     }
 
     /**
-     * Modify properties of custom images.
+     * Allows modifying tags of custom images. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/DiskInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/DiskInner.java
index b91c959443cb..2829dfe2b7bf 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/DiskInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/DiskInner.java
@@ -23,13 +23,13 @@
 public class DiskInner extends Resource {
     /**
      * The storage type for the disk (i.e. Standard, Premium). Possible values
-     * include: 'Standard', 'Premium'.
+     * include: 'Standard', 'Premium', 'StandardSSD'.
      */
     @JsonProperty(value = "properties.diskType")
     private StorageType diskType;
 
     /**
-     * The size of the disk in Gibibytes.
+     * The size of the disk in GibiBytes.
      */
     @JsonProperty(value = "properties.diskSizeGiB")
     private Integer diskSizeGiB;
@@ -84,7 +84,7 @@ public class DiskInner extends Resource {
     private String uniqueIdentifier;
 
     /**
-     * Get the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'.
+     * Get the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @return the diskType value
      */
@@ -93,7 +93,7 @@ public StorageType diskType() {
     }
 
     /**
-     * Set the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium'.
+     * Set the storage type for the disk (i.e. Standard, Premium). Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @param diskType the diskType value to set
      * @return the DiskInner object itself.
@@ -104,7 +104,7 @@ public DiskInner withDiskType(StorageType diskType) {
     }
 
     /**
-     * Get the size of the disk in Gibibytes.
+     * Get the size of the disk in GibiBytes.
      *
      * @return the diskSizeGiB value
      */
@@ -113,7 +113,7 @@ public Integer diskSizeGiB() {
     }
 
     /**
-     * Set the size of the disk in Gibibytes.
+     * Set the size of the disk in GibiBytes.
      *
      * @param diskSizeGiB the diskSizeGiB value to set
      * @return the DiskInner object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/DisksInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/DisksInner.java
index 46b77e067ff0..85afe71dbea9 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/DisksInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/DisksInner.java
@@ -977,7 +977,7 @@ private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> respons
     }
 
     /**
-     * Modify properties of disks.
+     * Allows modifying tags of disks. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -994,7 +994,7 @@ public DiskInner update(String resourceGroupName, String labName, String userNam
     }
 
     /**
-     * Modify properties of disks.
+     * Allows modifying tags of disks. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -1010,7 +1010,7 @@ public ServiceFuture<DiskInner> updateAsync(String resourceGroupName, String lab
     }
 
     /**
-     * Modify properties of disks.
+     * Allows modifying tags of disks. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -1030,7 +1030,7 @@ public DiskInner call(ServiceResponse<DiskInner> response) {
     }
 
     /**
-     * Modify properties of disks.
+     * Allows modifying tags of disks. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/EnvironmentsInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/EnvironmentsInner.java
index 9db958bd15e2..ee601ec6954e 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/EnvironmentsInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/EnvironmentsInner.java
@@ -958,7 +958,7 @@ private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> respons
     }
 
     /**
-     * Modify properties of environments.
+     * Allows modifying tags of environments. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -975,7 +975,7 @@ public DtlEnvironmentInner update(String resourceGroupName, String labName, Stri
     }
 
     /**
-     * Modify properties of environments.
+     * Allows modifying tags of environments. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -991,7 +991,7 @@ public ServiceFuture<DtlEnvironmentInner> updateAsync(String resourceGroupName,
     }
 
     /**
-     * Modify properties of environments.
+     * Allows modifying tags of environments. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -1011,7 +1011,7 @@ public DtlEnvironmentInner call(ServiceResponse<DtlEnvironmentInner> response) {
     }
 
     /**
-     * Modify properties of environments.
+     * Allows modifying tags of environments. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/FormulasInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/FormulasInner.java
index 9140115b6623..50e4fcec4204 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/FormulasInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/FormulasInner.java
@@ -820,7 +820,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of formulas.
+     * Allows modifying tags of formulas. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -836,7 +836,7 @@ public FormulaInner update(String resourceGroupName, String labName, String name
     }
 
     /**
-     * Modify properties of formulas.
+     * Allows modifying tags of formulas. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -851,7 +851,7 @@ public ServiceFuture<FormulaInner> updateAsync(String resourceGroupName, String
     }
 
     /**
-     * Modify properties of formulas.
+     * Allows modifying tags of formulas. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -870,7 +870,7 @@ public FormulaInner call(ServiceResponse<FormulaInner> response) {
     }
 
     /**
-     * Modify properties of formulas.
+     * Allows modifying tags of formulas. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/GenerateUploadUriResponseInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/GenerateUploadUriResponseInner.java
index e6a1aa1f5771..fb40e35fff9e 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/GenerateUploadUriResponseInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/GenerateUploadUriResponseInner.java
@@ -11,7 +11,7 @@
 import com.fasterxml.jackson.annotation.JsonProperty;
 
 /**
- * Response body for generating an upload URI.
+ * Reponse body for generating an upload URI.
  */
 public class GenerateUploadUriResponseInner {
     /**
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/GlobalSchedulesInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/GlobalSchedulesInner.java
index e174915edb3d..0eb60ffa69f2 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/GlobalSchedulesInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/GlobalSchedulesInner.java
@@ -948,7 +948,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param name The name of the schedule.
@@ -963,7 +963,7 @@ public ScheduleInner update(String resourceGroupName, String name, ScheduleFragm
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param name The name of the schedule.
@@ -977,7 +977,7 @@ public ServiceFuture<ScheduleInner> updateAsync(String resourceGroupName, String
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param name The name of the schedule.
@@ -995,7 +995,7 @@ public ScheduleInner call(ServiceResponse<ScheduleInner> response) {
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param name The name of the schedule.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabInner.java
index a66814780213..c02cf452dd23 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabInner.java
@@ -59,7 +59,8 @@ public class LabInner extends Resource {
 
     /**
      * Type of storage used by the lab. It can be either Premium or Standard.
-     * Default is Premium. Possible values include: 'Standard', 'Premium'.
+     * Default is Premium. Possible values include: 'Standard', 'Premium',
+     * 'StandardSSD'.
      */
     @JsonProperty(value = "properties.labStorageType")
     private StorageType labStorageType;
@@ -116,7 +117,9 @@ public class LabInner extends Resource {
     private LabSupportProperties support;
 
     /**
-     * The resource group in which lab virtual machines will be created in.
+     * The resource group in which all new lab virtual machines will be
+     * created. To let DevTest Labs manage resource group creation, set this
+     * value to null.
      */
     @JsonProperty(value = "properties.vmCreationResourceGroup", access = JsonProperty.Access.WRITE_ONLY)
     private String vmCreationResourceGroup;
@@ -204,7 +207,7 @@ public String vaultName() {
     }
 
     /**
-     * Get type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium'.
+     * Get type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @return the labStorageType value
      */
@@ -213,7 +216,7 @@ public StorageType labStorageType() {
     }
 
     /**
-     * Set type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium'.
+     * Set type of storage used by the lab. It can be either Premium or Standard. Default is Premium. Possible values include: 'Standard', 'Premium', 'StandardSSD'.
      *
      * @param labStorageType the labStorageType value to set
      * @return the LabInner object itself.
@@ -357,7 +360,7 @@ public LabInner withSupport(LabSupportProperties support) {
     }
 
     /**
-     * Get the resource group in which lab virtual machines will be created in.
+     * Get the resource group in which all new lab virtual machines will be created. To let DevTest Labs manage resource group creation, set this value to null.
      *
      * @return the vmCreationResourceGroup value
      */
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabVirtualMachineInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabVirtualMachineInner.java
index 95b55235ba12..67a924a31c72 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabVirtualMachineInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabVirtualMachineInner.java
@@ -202,7 +202,8 @@ public class LabVirtualMachineInner extends Resource {
 
     /**
      * Tells source of creation of lab virtual machine. Output property only.
-     * Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Possible values include: 'FromCustomImage', 'FromGalleryImage',
+     * 'FromSharedGalleryImage'.
      */
     @JsonProperty(value = "properties.virtualMachineCreationSource")
     private VirtualMachineCreationSource virtualMachineCreationSource;
@@ -784,7 +785,7 @@ public LabVirtualMachineInner withStorageType(String storageType) {
     }
 
     /**
-     * Get tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Get tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'.
      *
      * @return the virtualMachineCreationSource value
      */
@@ -793,7 +794,7 @@ public VirtualMachineCreationSource virtualMachineCreationSource() {
     }
 
     /**
-     * Set tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage'.
+     * Set tells source of creation of lab virtual machine. Output property only. Possible values include: 'FromCustomImage', 'FromGalleryImage', 'FromSharedGalleryImage'.
      *
      * @param virtualMachineCreationSource the virtualMachineCreationSource value to set
      * @return the LabVirtualMachineInner object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabsInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabsInner.java
index beb80ce50ab0..250ce51cc4de 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabsInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/LabsInner.java
@@ -1133,7 +1133,7 @@ private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> respons
     }
 
     /**
-     * Modify properties of labs.
+     * Allows modifying tags of labs. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param name The name of the lab.
@@ -1148,7 +1148,7 @@ public LabInner update(String resourceGroupName, String name, LabFragment lab) {
     }
 
     /**
-     * Modify properties of labs.
+     * Allows modifying tags of labs. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param name The name of the lab.
@@ -1162,7 +1162,7 @@ public ServiceFuture<LabInner> updateAsync(String resourceGroupName, String name
     }
 
     /**
-     * Modify properties of labs.
+     * Allows modifying tags of labs. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param name The name of the lab.
@@ -1180,7 +1180,7 @@ public LabInner call(ServiceResponse<LabInner> response) {
     }
 
     /**
-     * Modify properties of labs.
+     * Allows modifying tags of labs. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param name The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/NotificationChannelInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/NotificationChannelInner.java
index 43e68cd19602..05e2a3217706 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/NotificationChannelInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/NotificationChannelInner.java
@@ -30,7 +30,7 @@ public class NotificationChannelInner extends Resource {
 
     /**
      * The email recipient to send notifications to (can be a list of
-     * semi-colon separated email addresses).
+     * semi-colon seperated email addresses).
      */
     @JsonProperty(value = "properties.emailRecipient")
     private String emailRecipient;
@@ -93,7 +93,7 @@ public NotificationChannelInner withWebHookUrl(String webHookUrl) {
     }
 
     /**
-     * Get the email recipient to send notifications to (can be a list of semi-colon separated email addresses).
+     * Get the email recipient to send notifications to (can be a list of semi-colon seperated email addresses).
      *
      * @return the emailRecipient value
      */
@@ -102,7 +102,7 @@ public String emailRecipient() {
     }
 
     /**
-     * Set the email recipient to send notifications to (can be a list of semi-colon separated email addresses).
+     * Set the email recipient to send notifications to (can be a list of semi-colon seperated email addresses).
      *
      * @param emailRecipient the emailRecipient value to set
      * @return the NotificationChannelInner object itself.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/NotificationChannelsInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/NotificationChannelsInner.java
index 78ac833e79b5..2fff2c4f88d4 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/NotificationChannelsInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/NotificationChannelsInner.java
@@ -96,7 +96,7 @@ interface NotificationChannelsService {
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -116,7 +116,7 @@ public Page<NotificationChannelInner> nextPage(String nextPageLink) {
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -137,7 +137,7 @@ public Observable<ServiceResponse<Page<NotificationChannelInner>>> call(String n
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -155,7 +155,7 @@ public Page<NotificationChannelInner> call(ServiceResponse<Page<NotificationChan
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -177,7 +177,7 @@ public Observable<ServiceResponse<Page<NotificationChannelInner>>> call(ServiceR
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -216,7 +216,7 @@ public Observable<ServiceResponse<Page<NotificationChannelInner>>> call(Response
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -240,7 +240,7 @@ public Page<NotificationChannelInner> nextPage(String nextPageLink) {
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -265,7 +265,7 @@ public Observable<ServiceResponse<Page<NotificationChannelInner>>> call(String n
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -287,7 +287,7 @@ public Page<NotificationChannelInner> call(ServiceResponse<Page<NotificationChan
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -313,7 +313,7 @@ public Observable<ServiceResponse<Page<NotificationChannelInner>>> call(ServiceR
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
     ServiceResponse<PageImpl<NotificationChannelInner>> * @param resourceGroupName The name of the resource group.
     ServiceResponse<PageImpl<NotificationChannelInner>> * @param labName The name of the lab.
@@ -359,7 +359,7 @@ private ServiceResponse<PageImpl<NotificationChannelInner>> listDelegate(Respons
     }
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -374,7 +374,7 @@ public NotificationChannelInner get(String resourceGroupName, String labName, St
     }
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -388,7 +388,7 @@ public ServiceFuture<NotificationChannelInner> getAsync(String resourceGroupName
     }
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -406,7 +406,7 @@ public NotificationChannelInner call(ServiceResponse<NotificationChannelInner> r
     }
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -446,7 +446,7 @@ public Observable<ServiceResponse<NotificationChannelInner>> call(Response<Respo
     }
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -462,7 +462,7 @@ public NotificationChannelInner get(String resourceGroupName, String labName, St
     }
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -477,7 +477,7 @@ public ServiceFuture<NotificationChannelInner> getAsync(String resourceGroupName
     }
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -496,7 +496,7 @@ public NotificationChannelInner call(ServiceResponse<NotificationChannelInner> r
     }
 
     /**
-     * Get notification channel.
+     * Get notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -645,7 +645,7 @@ private ServiceResponse<NotificationChannelInner> createOrUpdateDelegate(Respons
     }
 
     /**
-     * Delete notification channel.
+     * Delete notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -659,7 +659,7 @@ public void delete(String resourceGroupName, String labName, String name) {
     }
 
     /**
-     * Delete notification channel.
+     * Delete notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -673,7 +673,7 @@ public ServiceFuture<Void> deleteAsync(String resourceGroupName, String labName,
     }
 
     /**
-     * Delete notification channel.
+     * Delete notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -691,7 +691,7 @@ public Void call(ServiceResponse<Void> response) {
     }
 
     /**
-     * Delete notification channel.
+     * Delete notificationchannel.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -738,7 +738,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of notification channels.
+     * Allows modifying tags of notificationchannels. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -754,7 +754,7 @@ public NotificationChannelInner update(String resourceGroupName, String labName,
     }
 
     /**
-     * Modify properties of notification channels.
+     * Allows modifying tags of notificationchannels. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -769,7 +769,7 @@ public ServiceFuture<NotificationChannelInner> updateAsync(String resourceGroupN
     }
 
     /**
-     * Modify properties of notification channels.
+     * Allows modifying tags of notificationchannels. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -788,7 +788,7 @@ public NotificationChannelInner call(ServiceResponse<NotificationChannelInner> r
     }
 
     /**
-     * Modify properties of notification channels.
+     * Allows modifying tags of notificationchannels. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -939,7 +939,7 @@ private ServiceResponse<Void> notifyDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param nextPageLink The NextLink from the previous successful call to List operation.
      * @throws IllegalArgumentException thrown if parameters fail the validation
@@ -958,7 +958,7 @@ public Page<NotificationChannelInner> nextPage(String nextPageLink) {
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param nextPageLink The NextLink from the previous successful call to List operation.
      * @param serviceFuture the ServiceFuture object tracking the Retrofit calls
@@ -979,7 +979,7 @@ public Observable<ServiceResponse<Page<NotificationChannelInner>>> call(String n
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param nextPageLink The NextLink from the previous successful call to List operation.
      * @throws IllegalArgumentException thrown if parameters fail the validation
@@ -996,7 +996,7 @@ public Page<NotificationChannelInner> call(ServiceResponse<Page<NotificationChan
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
      * @param nextPageLink The NextLink from the previous successful call to List operation.
      * @throws IllegalArgumentException thrown if parameters fail the validation
@@ -1017,7 +1017,7 @@ public Observable<ServiceResponse<Page<NotificationChannelInner>>> call(ServiceR
     }
 
     /**
-     * List notification channels in a given lab.
+     * List notificationchannels in a given lab.
      *
     ServiceResponse<PageImpl<NotificationChannelInner>> * @param nextPageLink The NextLink from the previous successful call to List operation.
      * @throws IllegalArgumentException thrown if parameters fail the validation
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/PoliciesInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/PoliciesInner.java
index be54950a4308..8d7396008d02 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/PoliciesInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/PoliciesInner.java
@@ -776,7 +776,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of policies.
+     * Allows modifying tags of policies. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -793,7 +793,7 @@ public PolicyInner update(String resourceGroupName, String labName, String polic
     }
 
     /**
-     * Modify properties of policies.
+     * Allows modifying tags of policies. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -809,7 +809,7 @@ public ServiceFuture<PolicyInner> updateAsync(String resourceGroupName, String l
     }
 
     /**
-     * Modify properties of policies.
+     * Allows modifying tags of policies. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -829,7 +829,7 @@ public PolicyInner call(ServiceResponse<PolicyInner> response) {
     }
 
     /**
-     * Modify properties of policies.
+     * Allows modifying tags of policies. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/SchedulesInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/SchedulesInner.java
index dd35214d5a54..d90294610541 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/SchedulesInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/SchedulesInner.java
@@ -749,7 +749,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -765,7 +765,7 @@ public ScheduleInner update(String resourceGroupName, String labName, String nam
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -780,7 +780,7 @@ public ServiceFuture<ScheduleInner> updateAsync(String resourceGroupName, String
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -799,7 +799,7 @@ public ScheduleInner call(ServiceResponse<ScheduleInner> response) {
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/SecretsInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/SecretsInner.java
index 0137ae04e51c..27b7725dfe49 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/SecretsInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/SecretsInner.java
@@ -871,7 +871,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of secrets.
+     * Allows modifying tags of secrets. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -888,7 +888,7 @@ public SecretInner update(String resourceGroupName, String labName, String userN
     }
 
     /**
-     * Modify properties of secrets.
+     * Allows modifying tags of secrets. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -904,7 +904,7 @@ public ServiceFuture<SecretInner> updateAsync(String resourceGroupName, String l
     }
 
     /**
-     * Modify properties of secrets.
+     * Allows modifying tags of secrets. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -924,7 +924,7 @@ public SecretInner call(ServiceResponse<SecretInner> response) {
     }
 
     /**
-     * Modify properties of secrets.
+     * Allows modifying tags of secrets. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceFabricSchedulesInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceFabricSchedulesInner.java
index 468bf635a66f..baec0bb68070 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceFabricSchedulesInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceFabricSchedulesInner.java
@@ -829,7 +829,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -847,7 +847,7 @@ public ScheduleInner update(String resourceGroupName, String labName, String use
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -864,7 +864,7 @@ public ServiceFuture<ScheduleInner> updateAsync(String resourceGroupName, String
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -885,7 +885,7 @@ public ScheduleInner call(ServiceResponse<ScheduleInner> response) {
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceFabricsInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceFabricsInner.java
index 61eb3c428673..a17eaf8e5284 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceFabricsInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceFabricsInner.java
@@ -979,7 +979,7 @@ private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> respons
     }
 
     /**
-     * Modify properties of service fabrics.
+     * Allows modifying tags of service fabrics. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -996,7 +996,7 @@ public ServiceFabricInner update(String resourceGroupName, String labName, Strin
     }
 
     /**
-     * Modify properties of service fabrics.
+     * Allows modifying tags of service fabrics. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -1012,7 +1012,7 @@ public ServiceFuture<ServiceFabricInner> updateAsync(String resourceGroupName, S
     }
 
     /**
-     * Modify properties of service fabrics.
+     * Allows modifying tags of service fabrics. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -1032,7 +1032,7 @@ public ServiceFabricInner call(ServiceResponse<ServiceFabricInner> response) {
     }
 
     /**
-     * Modify properties of service fabrics.
+     * Allows modifying tags of service fabrics. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceRunnersImpl.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceRunnersImpl.java
index b3acf3f93bc8..1bc007f6b009 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceRunnersImpl.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceRunnersImpl.java
@@ -14,7 +14,6 @@
 import rx.Completable;
 import rx.Observable;
 import rx.functions.Func1;
-import com.microsoft.azure.Page;
 import com.microsoft.azure.management.devtestlabs.v2018_09_15.ServiceRunner;
 
 class ServiceRunnersImpl extends WrapperImpl<ServiceRunnersInner> implements ServiceRunners {
@@ -42,24 +41,6 @@ private ServiceRunnerImpl wrapModel(String name) {
         return new ServiceRunnerImpl(name, this.manager());
     }
 
-    @Override
-    public Observable<ServiceRunner> listAsync(final String resourceGroupName, final String labName) {
-        ServiceRunnersInner client = this.inner();
-        return client.listAsync(resourceGroupName, labName)
-        .flatMapIterable(new Func1<Page<ServiceRunnerInner>, Iterable<ServiceRunnerInner>>() {
-            @Override
-            public Iterable<ServiceRunnerInner> call(Page<ServiceRunnerInner> page) {
-                return page.items();
-            }
-        })
-        .map(new Func1<ServiceRunnerInner, ServiceRunner>() {
-            @Override
-            public ServiceRunner call(ServiceRunnerInner inner) {
-                return wrapModel(inner);
-            }
-        });
-    }
-
     @Override
     public Observable<ServiceRunner> getAsync(String resourceGroupName, String labName, String name) {
         ServiceRunnersInner client = this.inner();
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceRunnersInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceRunnersInner.java
index 02a982911b3d..ceef1f81dc62 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceRunnersInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/ServiceRunnersInner.java
@@ -10,17 +10,12 @@
 
 import retrofit2.Retrofit;
 import com.google.common.reflect.TypeToken;
-import com.microsoft.azure.AzureServiceFuture;
 import com.microsoft.azure.CloudException;
-import com.microsoft.azure.ListOperationCallback;
-import com.microsoft.azure.Page;
-import com.microsoft.azure.PagedList;
 import com.microsoft.rest.ServiceCallback;
 import com.microsoft.rest.ServiceFuture;
 import com.microsoft.rest.ServiceResponse;
 import com.microsoft.rest.Validator;
 import java.io.IOException;
-import java.util.List;
 import okhttp3.ResponseBody;
 import retrofit2.http.Body;
 import retrofit2.http.GET;
@@ -30,7 +25,6 @@
 import retrofit2.http.Path;
 import retrofit2.http.PUT;
 import retrofit2.http.Query;
-import retrofit2.http.Url;
 import retrofit2.Response;
 import rx.functions.Func1;
 import rx.Observable;
@@ -61,10 +55,6 @@ public ServiceRunnersInner(Retrofit retrofit, DevTestLabsClientImpl client) {
      * used by Retrofit to perform actually REST calls.
      */
     interface ServiceRunnersService {
-        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.devtestlabs.v2018_09_15.ServiceRunners list" })
-        @GET("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DevTestLab/labs/{labName}/servicerunners")
-        Observable<Response<ResponseBody>> list(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("labName") String labName, @Query("$filter") String filter, @Query("$top") Integer top, @Query("$orderby") String orderby, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);
-
         @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.devtestlabs.v2018_09_15.ServiceRunners get" })
         @GET("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DevTestLab/labs/{labName}/servicerunners/{name}")
         Observable<Response<ResponseBody>> get(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("labName") String labName, @Path("name") String name, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);
@@ -77,267 +67,6 @@ interface ServiceRunnersService {
         @HTTP(path = "subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DevTestLab/labs/{labName}/servicerunners/{name}", method = "DELETE", hasBody = true)
         Observable<Response<ResponseBody>> delete(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("labName") String labName, @Path("name") String name, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);
 
-        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.devtestlabs.v2018_09_15.ServiceRunners listNext" })
-        @GET
-        Observable<Response<ResponseBody>> listNext(@Url String nextUrl, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);
-
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @throws CloudException thrown if the request is rejected by server
-     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
-     * @return the PagedList&lt;ServiceRunnerInner&gt; object if successful.
-     */
-    public PagedList<ServiceRunnerInner> list(final String resourceGroupName, final String labName) {
-        ServiceResponse<Page<ServiceRunnerInner>> response = listSinglePageAsync(resourceGroupName, labName).toBlocking().single();
-        return new PagedList<ServiceRunnerInner>(response.body()) {
-            @Override
-            public Page<ServiceRunnerInner> nextPage(String nextPageLink) {
-                return listNextSinglePageAsync(nextPageLink).toBlocking().single().body();
-            }
-        };
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the {@link ServiceFuture} object
-     */
-    public ServiceFuture<List<ServiceRunnerInner>> listAsync(final String resourceGroupName, final String labName, final ListOperationCallback<ServiceRunnerInner> serviceCallback) {
-        return AzureServiceFuture.fromPageResponse(
-            listSinglePageAsync(resourceGroupName, labName),
-            new Func1<String, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(String nextPageLink) {
-                    return listNextSinglePageAsync(nextPageLink);
-                }
-            },
-            serviceCallback);
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the PagedList&lt;ServiceRunnerInner&gt; object
-     */
-    public Observable<Page<ServiceRunnerInner>> listAsync(final String resourceGroupName, final String labName) {
-        return listWithServiceResponseAsync(resourceGroupName, labName)
-            .map(new Func1<ServiceResponse<Page<ServiceRunnerInner>>, Page<ServiceRunnerInner>>() {
-                @Override
-                public Page<ServiceRunnerInner> call(ServiceResponse<Page<ServiceRunnerInner>> response) {
-                    return response.body();
-                }
-            });
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the PagedList&lt;ServiceRunnerInner&gt; object
-     */
-    public Observable<ServiceResponse<Page<ServiceRunnerInner>>> listWithServiceResponseAsync(final String resourceGroupName, final String labName) {
-        return listSinglePageAsync(resourceGroupName, labName)
-            .concatMap(new Func1<ServiceResponse<Page<ServiceRunnerInner>>, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(ServiceResponse<Page<ServiceRunnerInner>> page) {
-                    String nextPageLink = page.body().nextPageLink();
-                    if (nextPageLink == null) {
-                        return Observable.just(page);
-                    }
-                    return Observable.just(page).concatWith(listNextWithServiceResponseAsync(nextPageLink));
-                }
-            });
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the PagedList&lt;ServiceRunnerInner&gt; object wrapped in {@link ServiceResponse} if successful.
-     */
-    public Observable<ServiceResponse<Page<ServiceRunnerInner>>> listSinglePageAsync(final String resourceGroupName, final String labName) {
-        if (this.client.subscriptionId() == null) {
-            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
-        }
-        if (resourceGroupName == null) {
-            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
-        }
-        if (labName == null) {
-            throw new IllegalArgumentException("Parameter labName is required and cannot be null.");
-        }
-        if (this.client.apiVersion() == null) {
-            throw new IllegalArgumentException("Parameter this.client.apiVersion() is required and cannot be null.");
-        }
-        final String filter = null;
-        final Integer top = null;
-        final String orderby = null;
-        return service.list(this.client.subscriptionId(), resourceGroupName, labName, filter, top, orderby, this.client.apiVersion(), this.client.acceptLanguage(), this.client.userAgent())
-            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(Response<ResponseBody> response) {
-                    try {
-                        ServiceResponse<PageImpl<ServiceRunnerInner>> result = listDelegate(response);
-                        return Observable.just(new ServiceResponse<Page<ServiceRunnerInner>>(result.body(), result.response()));
-                    } catch (Throwable t) {
-                        return Observable.error(t);
-                    }
-                }
-            });
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @param filter The filter to apply to the operation. Example: '$filter=contains(name,'myName')
-     * @param top The maximum number of resources to return from the operation. Example: '$top=10'
-     * @param orderby The ordering expression for the results, using OData notation. Example: '$orderby=name desc'
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @throws CloudException thrown if the request is rejected by server
-     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
-     * @return the PagedList&lt;ServiceRunnerInner&gt; object if successful.
-     */
-    public PagedList<ServiceRunnerInner> list(final String resourceGroupName, final String labName, final String filter, final Integer top, final String orderby) {
-        ServiceResponse<Page<ServiceRunnerInner>> response = listSinglePageAsync(resourceGroupName, labName, filter, top, orderby).toBlocking().single();
-        return new PagedList<ServiceRunnerInner>(response.body()) {
-            @Override
-            public Page<ServiceRunnerInner> nextPage(String nextPageLink) {
-                return listNextSinglePageAsync(nextPageLink).toBlocking().single().body();
-            }
-        };
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @param filter The filter to apply to the operation. Example: '$filter=contains(name,'myName')
-     * @param top The maximum number of resources to return from the operation. Example: '$top=10'
-     * @param orderby The ordering expression for the results, using OData notation. Example: '$orderby=name desc'
-     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the {@link ServiceFuture} object
-     */
-    public ServiceFuture<List<ServiceRunnerInner>> listAsync(final String resourceGroupName, final String labName, final String filter, final Integer top, final String orderby, final ListOperationCallback<ServiceRunnerInner> serviceCallback) {
-        return AzureServiceFuture.fromPageResponse(
-            listSinglePageAsync(resourceGroupName, labName, filter, top, orderby),
-            new Func1<String, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(String nextPageLink) {
-                    return listNextSinglePageAsync(nextPageLink);
-                }
-            },
-            serviceCallback);
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @param filter The filter to apply to the operation. Example: '$filter=contains(name,'myName')
-     * @param top The maximum number of resources to return from the operation. Example: '$top=10'
-     * @param orderby The ordering expression for the results, using OData notation. Example: '$orderby=name desc'
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the PagedList&lt;ServiceRunnerInner&gt; object
-     */
-    public Observable<Page<ServiceRunnerInner>> listAsync(final String resourceGroupName, final String labName, final String filter, final Integer top, final String orderby) {
-        return listWithServiceResponseAsync(resourceGroupName, labName, filter, top, orderby)
-            .map(new Func1<ServiceResponse<Page<ServiceRunnerInner>>, Page<ServiceRunnerInner>>() {
-                @Override
-                public Page<ServiceRunnerInner> call(ServiceResponse<Page<ServiceRunnerInner>> response) {
-                    return response.body();
-                }
-            });
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param resourceGroupName The name of the resource group.
-     * @param labName The name of the lab.
-     * @param filter The filter to apply to the operation. Example: '$filter=contains(name,'myName')
-     * @param top The maximum number of resources to return from the operation. Example: '$top=10'
-     * @param orderby The ordering expression for the results, using OData notation. Example: '$orderby=name desc'
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the PagedList&lt;ServiceRunnerInner&gt; object
-     */
-    public Observable<ServiceResponse<Page<ServiceRunnerInner>>> listWithServiceResponseAsync(final String resourceGroupName, final String labName, final String filter, final Integer top, final String orderby) {
-        return listSinglePageAsync(resourceGroupName, labName, filter, top, orderby)
-            .concatMap(new Func1<ServiceResponse<Page<ServiceRunnerInner>>, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(ServiceResponse<Page<ServiceRunnerInner>> page) {
-                    String nextPageLink = page.body().nextPageLink();
-                    if (nextPageLink == null) {
-                        return Observable.just(page);
-                    }
-                    return Observable.just(page).concatWith(listNextWithServiceResponseAsync(nextPageLink));
-                }
-            });
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-    ServiceResponse<PageImpl<ServiceRunnerInner>> * @param resourceGroupName The name of the resource group.
-    ServiceResponse<PageImpl<ServiceRunnerInner>> * @param labName The name of the lab.
-    ServiceResponse<PageImpl<ServiceRunnerInner>> * @param filter The filter to apply to the operation. Example: '$filter=contains(name,'myName')
-    ServiceResponse<PageImpl<ServiceRunnerInner>> * @param top The maximum number of resources to return from the operation. Example: '$top=10'
-    ServiceResponse<PageImpl<ServiceRunnerInner>> * @param orderby The ordering expression for the results, using OData notation. Example: '$orderby=name desc'
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the PagedList&lt;ServiceRunnerInner&gt; object wrapped in {@link ServiceResponse} if successful.
-     */
-    public Observable<ServiceResponse<Page<ServiceRunnerInner>>> listSinglePageAsync(final String resourceGroupName, final String labName, final String filter, final Integer top, final String orderby) {
-        if (this.client.subscriptionId() == null) {
-            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
-        }
-        if (resourceGroupName == null) {
-            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
-        }
-        if (labName == null) {
-            throw new IllegalArgumentException("Parameter labName is required and cannot be null.");
-        }
-        if (this.client.apiVersion() == null) {
-            throw new IllegalArgumentException("Parameter this.client.apiVersion() is required and cannot be null.");
-        }
-        return service.list(this.client.subscriptionId(), resourceGroupName, labName, filter, top, orderby, this.client.apiVersion(), this.client.acceptLanguage(), this.client.userAgent())
-            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(Response<ResponseBody> response) {
-                    try {
-                        ServiceResponse<PageImpl<ServiceRunnerInner>> result = listDelegate(response);
-                        return Observable.just(new ServiceResponse<Page<ServiceRunnerInner>>(result.body(), result.response()));
-                    } catch (Throwable t) {
-                        return Observable.error(t);
-                    }
-                }
-            });
-    }
-
-    private ServiceResponse<PageImpl<ServiceRunnerInner>> listDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
-        return this.client.restClient().responseBuilderFactory().<PageImpl<ServiceRunnerInner>, CloudException>newInstance(this.client.serializerAdapter())
-                .register(200, new TypeToken<PageImpl<ServiceRunnerInner>>() { }.getType())
-                .registerError(CloudException.class)
-                .build(response);
     }
 
     /**
@@ -628,115 +357,4 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
                 .build(response);
     }
 
-    /**
-     * List service runners in a given lab.
-     *
-     * @param nextPageLink The NextLink from the previous successful call to List operation.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @throws CloudException thrown if the request is rejected by server
-     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
-     * @return the PagedList&lt;ServiceRunnerInner&gt; object if successful.
-     */
-    public PagedList<ServiceRunnerInner> listNext(final String nextPageLink) {
-        ServiceResponse<Page<ServiceRunnerInner>> response = listNextSinglePageAsync(nextPageLink).toBlocking().single();
-        return new PagedList<ServiceRunnerInner>(response.body()) {
-            @Override
-            public Page<ServiceRunnerInner> nextPage(String nextPageLink) {
-                return listNextSinglePageAsync(nextPageLink).toBlocking().single().body();
-            }
-        };
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param nextPageLink The NextLink from the previous successful call to List operation.
-     * @param serviceFuture the ServiceFuture object tracking the Retrofit calls
-     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the {@link ServiceFuture} object
-     */
-    public ServiceFuture<List<ServiceRunnerInner>> listNextAsync(final String nextPageLink, final ServiceFuture<List<ServiceRunnerInner>> serviceFuture, final ListOperationCallback<ServiceRunnerInner> serviceCallback) {
-        return AzureServiceFuture.fromPageResponse(
-            listNextSinglePageAsync(nextPageLink),
-            new Func1<String, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(String nextPageLink) {
-                    return listNextSinglePageAsync(nextPageLink);
-                }
-            },
-            serviceCallback);
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param nextPageLink The NextLink from the previous successful call to List operation.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the PagedList&lt;ServiceRunnerInner&gt; object
-     */
-    public Observable<Page<ServiceRunnerInner>> listNextAsync(final String nextPageLink) {
-        return listNextWithServiceResponseAsync(nextPageLink)
-            .map(new Func1<ServiceResponse<Page<ServiceRunnerInner>>, Page<ServiceRunnerInner>>() {
-                @Override
-                public Page<ServiceRunnerInner> call(ServiceResponse<Page<ServiceRunnerInner>> response) {
-                    return response.body();
-                }
-            });
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-     * @param nextPageLink The NextLink from the previous successful call to List operation.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the PagedList&lt;ServiceRunnerInner&gt; object
-     */
-    public Observable<ServiceResponse<Page<ServiceRunnerInner>>> listNextWithServiceResponseAsync(final String nextPageLink) {
-        return listNextSinglePageAsync(nextPageLink)
-            .concatMap(new Func1<ServiceResponse<Page<ServiceRunnerInner>>, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(ServiceResponse<Page<ServiceRunnerInner>> page) {
-                    String nextPageLink = page.body().nextPageLink();
-                    if (nextPageLink == null) {
-                        return Observable.just(page);
-                    }
-                    return Observable.just(page).concatWith(listNextWithServiceResponseAsync(nextPageLink));
-                }
-            });
-    }
-
-    /**
-     * List service runners in a given lab.
-     *
-    ServiceResponse<PageImpl<ServiceRunnerInner>> * @param nextPageLink The NextLink from the previous successful call to List operation.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the PagedList&lt;ServiceRunnerInner&gt; object wrapped in {@link ServiceResponse} if successful.
-     */
-    public Observable<ServiceResponse<Page<ServiceRunnerInner>>> listNextSinglePageAsync(final String nextPageLink) {
-        if (nextPageLink == null) {
-            throw new IllegalArgumentException("Parameter nextPageLink is required and cannot be null.");
-        }
-        String nextUrl = String.format("%s", nextPageLink);
-        return service.listNext(nextUrl, this.client.acceptLanguage(), this.client.userAgent())
-            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ServiceRunnerInner>>>>() {
-                @Override
-                public Observable<ServiceResponse<Page<ServiceRunnerInner>>> call(Response<ResponseBody> response) {
-                    try {
-                        ServiceResponse<PageImpl<ServiceRunnerInner>> result = listNextDelegate(response);
-                        return Observable.just(new ServiceResponse<Page<ServiceRunnerInner>>(result.body(), result.response()));
-                    } catch (Throwable t) {
-                        return Observable.error(t);
-                    }
-                }
-            });
-    }
-
-    private ServiceResponse<PageImpl<ServiceRunnerInner>> listNextDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
-        return this.client.restClient().responseBuilderFactory().<PageImpl<ServiceRunnerInner>, CloudException>newInstance(this.client.serializerAdapter())
-                .register(200, new TypeToken<PageImpl<ServiceRunnerInner>>() { }.getType())
-                .registerError(CloudException.class)
-                .build(response);
-    }
-
 }
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/UsersInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/UsersInner.java
index 295aa77b48b4..61d104642f2a 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/UsersInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/UsersInner.java
@@ -900,7 +900,7 @@ private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> respons
     }
 
     /**
-     * Modify properties of user profiles.
+     * Allows modifying tags of user profiles. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -916,7 +916,7 @@ public UserInner update(String resourceGroupName, String labName, String name, U
     }
 
     /**
-     * Modify properties of user profiles.
+     * Allows modifying tags of user profiles. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -931,7 +931,7 @@ public ServiceFuture<UserInner> updateAsync(String resourceGroupName, String lab
     }
 
     /**
-     * Modify properties of user profiles.
+     * Allows modifying tags of user profiles. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -950,7 +950,7 @@ public UserInner call(ServiceResponse<UserInner> response) {
     }
 
     /**
-     * Modify properties of user profiles.
+     * Allows modifying tags of user profiles. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualMachineSchedulesInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualMachineSchedulesInner.java
index 893dc97f65fa..9f40378f18fd 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualMachineSchedulesInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualMachineSchedulesInner.java
@@ -785,7 +785,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -802,7 +802,7 @@ public ScheduleInner update(String resourceGroupName, String labName, String vir
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -818,7 +818,7 @@ public ServiceFuture<ScheduleInner> updateAsync(String resourceGroupName, String
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -838,7 +838,7 @@ public ScheduleInner call(ServiceResponse<ScheduleInner> response) {
     }
 
     /**
-     * Modify properties of schedules.
+     * Allows modifying tags of schedules. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualMachinesInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualMachinesInner.java
index cf4f25c653ed..51b17303ff8f 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualMachinesInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualMachinesInner.java
@@ -1002,7 +1002,7 @@ private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> respons
     }
 
     /**
-     * Modify properties of virtual machines.
+     * Allows modifying tags of virtual machines. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -1018,7 +1018,7 @@ public LabVirtualMachineInner update(String resourceGroupName, String labName, S
     }
 
     /**
-     * Modify properties of virtual machines.
+     * Allows modifying tags of virtual machines. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -1033,7 +1033,7 @@ public ServiceFuture<LabVirtualMachineInner> updateAsync(String resourceGroupNam
     }
 
     /**
-     * Modify properties of virtual machines.
+     * Allows modifying tags of virtual machines. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -1052,7 +1052,7 @@ public LabVirtualMachineInner call(ServiceResponse<LabVirtualMachineInner> respo
     }
 
     /**
-     * Modify properties of virtual machines.
+     * Allows modifying tags of virtual machines. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
diff --git a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualNetworksInner.java b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualNetworksInner.java
index 3f73ede7f7ac..aaa46b8d0e6a 100644
--- a/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualNetworksInner.java
+++ b/devtestlabs/resource-manager/v2018_09_15/src/main/java/com/microsoft/azure/management/devtestlabs/v2018_09_15/implementation/VirtualNetworksInner.java
@@ -900,7 +900,7 @@ private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> respons
     }
 
     /**
-     * Modify properties of virtual networks.
+     * Allows modifying tags of virtual networks. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -916,7 +916,7 @@ public VirtualNetworkInner update(String resourceGroupName, String labName, Stri
     }
 
     /**
-     * Modify properties of virtual networks.
+     * Allows modifying tags of virtual networks. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -931,7 +931,7 @@ public ServiceFuture<VirtualNetworkInner> updateAsync(String resourceGroupName,
     }
 
     /**
-     * Modify properties of virtual networks.
+     * Allows modifying tags of virtual networks. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.
@@ -950,7 +950,7 @@ public VirtualNetworkInner call(ServiceResponse<VirtualNetworkInner> response) {
     }
 
     /**
-     * Modify properties of virtual networks.
+     * Allows modifying tags of virtual networks. All other properties will be ignored.
      *
      * @param resourceGroupName The name of the resource group.
      * @param labName The name of the lab.