diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/__init__.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/__init__.py
index f12266d5ba5e..090f6dc0c18e 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/__init__.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/__init__.py
@@ -97,6 +97,7 @@
     from ._models_py3 import RunCommandInputParameter
     from ._models_py3 import RunCommandParameterDefinition
     from ._models_py3 import RunCommandResult
+    from ._models_py3 import ScheduledEventsProfile
     from ._models_py3 import Sku
     from ._models_py3 import SshConfiguration
     from ._models_py3 import SshPublicKey
@@ -104,6 +105,7 @@
     from ._models_py3 import SubResource
     from ._models_py3 import SubResourceReadOnly
     from ._models_py3 import TargetRegion
+    from ._models_py3 import TerminateNotificationProfile
     from ._models_py3 import ThrottledRequestsInput
     from ._models_py3 import UpdateResource
     from ._models_py3 import UpgradeOperationHistoricalStatusInfo
@@ -268,6 +270,7 @@
     from ._models import RunCommandInputParameter
     from ._models import RunCommandParameterDefinition
     from ._models import RunCommandResult
+    from ._models import ScheduledEventsProfile
     from ._models import Sku
     from ._models import SshConfiguration
     from ._models import SshPublicKey
@@ -275,6 +278,7 @@
     from ._models import SubResource
     from ._models import SubResourceReadOnly
     from ._models import TargetRegion
+    from ._models import TerminateNotificationProfile
     from ._models import ThrottledRequestsInput
     from ._models import UpdateResource
     from ._models import UpgradeOperationHistoricalStatusInfo
@@ -497,6 +501,7 @@
     'RunCommandInputParameter',
     'RunCommandParameterDefinition',
     'RunCommandResult',
+    'ScheduledEventsProfile',
     'Sku',
     'SshConfiguration',
     'SshPublicKey',
@@ -504,6 +509,7 @@
     'SubResource',
     'SubResourceReadOnly',
     'TargetRegion',
+    'TerminateNotificationProfile',
     'ThrottledRequestsInput',
     'UpdateResource',
     'UpgradeOperationHistoricalStatusInfo',
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/_models.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/_models.py
index 12291b05dde4..7fc5e7024232 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/_models.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/_models.py
@@ -1561,8 +1561,9 @@ class GalleryImage(Resource):
      **Linux**. Possible values include: 'Windows', 'Linux'
     :type os_type: str or
      ~azure.mgmt.compute.v2019_03_01.models.OperatingSystemTypes
-    :param os_state: Required. The allowed values for OS State are
-     'Generalized'. Possible values include: 'Generalized', 'Specialized'
+    :param os_state: Required. This property allows the user to specify
+     whether the virtual machines created under this image are 'Generalized' or
+     'Specialized'. Possible values include: 'Generalized', 'Specialized'
     :type os_state: str or
      ~azure.mgmt.compute.v2019_03_01.models.OperatingSystemStateTypes
     :param end_of_life_date: The end of life date of the gallery Image
@@ -1791,7 +1792,7 @@ def __init__(self, **kwargs):
 
 
 class GalleryImageVersionStorageProfile(Model):
-    """This is the storage profile of a gallery Image Version.
+    """This is the storage profile of a Gallery Image Version.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
@@ -3633,6 +3634,24 @@ def __init__(self, **kwargs):
         self.value = kwargs.get('value', None)
 
 
+class ScheduledEventsProfile(Model):
+    """ScheduledEventsProfile.
+
+    :param terminate_notification_profile: Specifies Terminate Scheduled Event
+     related configurations.
+    :type terminate_notification_profile:
+     ~azure.mgmt.compute.v2019_03_01.models.TerminateNotificationProfile
+    """
+
+    _attribute_map = {
+        'terminate_notification_profile': {'key': 'terminateNotificationProfile', 'type': 'TerminateNotificationProfile'},
+    }
+
+    def __init__(self, **kwargs):
+        super(ScheduledEventsProfile, self).__init__(**kwargs)
+        self.terminate_notification_profile = kwargs.get('terminate_notification_profile', None)
+
+
 class Sku(Model):
     """Describes a virtual machine scale set sku.
 
@@ -3796,6 +3815,31 @@ def __init__(self, **kwargs):
         self.storage_account_type = kwargs.get('storage_account_type', None)
 
 
+class TerminateNotificationProfile(Model):
+    """TerminateNotificationProfile.
+
+    :param not_before_timeout: Configurable length of time a Virtual Machine
+     being deleted will have to potentially approve the Terminate Scheduled
+     Event before the event is auto approved (timed out). The configuration
+     must be specified in ISO 8601 format, the default value is 5 minutes
+     (PT5M)
+    :type not_before_timeout: str
+    :param enable: Specifies whether the Terminate Scheduled event is enabled
+     or disabled.
+    :type enable: bool
+    """
+
+    _attribute_map = {
+        'not_before_timeout': {'key': 'notBeforeTimeout', 'type': 'str'},
+        'enable': {'key': 'enable', 'type': 'bool'},
+    }
+
+    def __init__(self, **kwargs):
+        super(TerminateNotificationProfile, self).__init__(**kwargs)
+        self.not_before_timeout = kwargs.get('not_before_timeout', None)
+        self.enable = kwargs.get('enable', None)
+
+
 class ThrottledRequestsInput(LogAnalyticsInputBase):
     """Api request input for LogAnalytics getThrottledRequests Api.
 
@@ -4216,8 +4260,20 @@ class VirtualMachine(Resource):
      maintenance for virtual machines in
      Azure](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-windows-planned-maintenance?toc=%2fazure%2fvirtual-machines%2fwindows%2ftoc.json)
      <br><br> Currently, a VM can only be added to availability set at creation
-     time. An existing VM cannot be added to an availability set.
+     time. An existing VM cannot be added to an availability set. <br><br>This
+     property cannot exist along with a non-null
+     properties.virtualMachineScaleSet reference.
     :type availability_set: ~azure.mgmt.compute.v2019_03_01.models.SubResource
+    :param virtual_machine_scale_set: Specifies information about the virtual
+     machine scale set that the virtual machine should be assigned to. Virtual
+     machines specified in the same virtual machine scale set are allocated to
+     different nodes to maximize availability. Currently, a VM can only be
+     added to virtual machine scale set at creation time. An existing VM cannot
+     be added to a virtual machine scale set. <br><br>This property cannot
+     exist along with a non-null properties.availabilitySet reference.
+     <br><br>Minimum api‐version: 2019‐03‐01
+    :type virtual_machine_scale_set:
+     ~azure.mgmt.compute.v2019_03_01.models.SubResource
     :param proximity_placement_group: Specifies information about the
      proximity placement group that the virtual machine should be assigned to.
      <br><br>Minimum api-version: 2018-04-01.
@@ -4281,6 +4337,7 @@ class VirtualMachine(Resource):
         'network_profile': {'key': 'properties.networkProfile', 'type': 'NetworkProfile'},
         'diagnostics_profile': {'key': 'properties.diagnosticsProfile', 'type': 'DiagnosticsProfile'},
         'availability_set': {'key': 'properties.availabilitySet', 'type': 'SubResource'},
+        'virtual_machine_scale_set': {'key': 'properties.virtualMachineScaleSet', 'type': 'SubResource'},
         'proximity_placement_group': {'key': 'properties.proximityPlacementGroup', 'type': 'SubResource'},
         'host': {'key': 'properties.host', 'type': 'SubResource'},
         'provisioning_state': {'key': 'properties.provisioningState', 'type': 'str'},
@@ -4302,6 +4359,7 @@ def __init__(self, **kwargs):
         self.network_profile = kwargs.get('network_profile', None)
         self.diagnostics_profile = kwargs.get('diagnostics_profile', None)
         self.availability_set = kwargs.get('availability_set', None)
+        self.virtual_machine_scale_set = kwargs.get('virtual_machine_scale_set', None)
         self.proximity_placement_group = kwargs.get('proximity_placement_group', None)
         self.host = kwargs.get('host', None)
         self.provisioning_state = None
@@ -4857,6 +4915,9 @@ class VirtualMachineImage(VirtualMachineImageResource):
     :param automatic_os_upgrade_properties:
     :type automatic_os_upgrade_properties:
      ~azure.mgmt.compute.v2019_03_01.models.AutomaticOSUpgradeProperties
+    :param hyper_vgeneration: Possible values include: 'V1', 'V2'
+    :type hyper_vgeneration: str or
+     ~azure.mgmt.compute.v2019_03_01.models.HyperVGenerationTypes
     """
 
     _validation = {
@@ -4873,6 +4934,7 @@ class VirtualMachineImage(VirtualMachineImageResource):
         'os_disk_image': {'key': 'properties.osDiskImage', 'type': 'OSDiskImage'},
         'data_disk_images': {'key': 'properties.dataDiskImages', 'type': '[DataDiskImage]'},
         'automatic_os_upgrade_properties': {'key': 'properties.automaticOSUpgradeProperties', 'type': 'AutomaticOSUpgradeProperties'},
+        'hyper_vgeneration': {'key': 'properties.hyperVGeneration', 'type': 'str'},
     }
 
     def __init__(self, **kwargs):
@@ -4881,6 +4943,7 @@ def __init__(self, **kwargs):
         self.os_disk_image = kwargs.get('os_disk_image', None)
         self.data_disk_images = kwargs.get('data_disk_images', None)
         self.automatic_os_upgrade_properties = kwargs.get('automatic_os_upgrade_properties', None)
+        self.hyper_vgeneration = kwargs.get('hyper_vgeneration', None)
 
 
 class VirtualMachineInstanceView(Model):
@@ -6336,6 +6399,10 @@ class VirtualMachineScaleSetUpdateVMProfile(Model):
     :param license_type: The license type, which is for bring your own license
      scenario.
     :type license_type: str
+    :param scheduled_events_profile: Specifies Scheduled Event related
+     configurations.
+    :type scheduled_events_profile:
+     ~azure.mgmt.compute.v2019_03_01.models.ScheduledEventsProfile
     """
 
     _attribute_map = {
@@ -6345,6 +6412,7 @@ class VirtualMachineScaleSetUpdateVMProfile(Model):
         'diagnostics_profile': {'key': 'diagnosticsProfile', 'type': 'DiagnosticsProfile'},
         'extension_profile': {'key': 'extensionProfile', 'type': 'VirtualMachineScaleSetExtensionProfile'},
         'license_type': {'key': 'licenseType', 'type': 'str'},
+        'scheduled_events_profile': {'key': 'scheduledEventsProfile', 'type': 'ScheduledEventsProfile'},
     }
 
     def __init__(self, **kwargs):
@@ -6355,6 +6423,7 @@ def __init__(self, **kwargs):
         self.diagnostics_profile = kwargs.get('diagnostics_profile', None)
         self.extension_profile = kwargs.get('extension_profile', None)
         self.license_type = kwargs.get('license_type', None)
+        self.scheduled_events_profile = kwargs.get('scheduled_events_profile', None)
 
 
 class VirtualMachineScaleSetVM(Resource):
@@ -6736,6 +6805,10 @@ class VirtualMachineScaleSetVMProfile(Model):
      2017-10-30-preview. Possible values include: 'Deallocate', 'Delete'
     :type eviction_policy: str or
      ~azure.mgmt.compute.v2019_03_01.models.VirtualMachineEvictionPolicyTypes
+    :param scheduled_events_profile: Specifies Scheduled Event related
+     configurations.
+    :type scheduled_events_profile:
+     ~azure.mgmt.compute.v2019_03_01.models.ScheduledEventsProfile
     """
 
     _attribute_map = {
@@ -6747,6 +6820,7 @@ class VirtualMachineScaleSetVMProfile(Model):
         'license_type': {'key': 'licenseType', 'type': 'str'},
         'priority': {'key': 'priority', 'type': 'str'},
         'eviction_policy': {'key': 'evictionPolicy', 'type': 'str'},
+        'scheduled_events_profile': {'key': 'scheduledEventsProfile', 'type': 'ScheduledEventsProfile'},
     }
 
     def __init__(self, **kwargs):
@@ -6759,6 +6833,7 @@ def __init__(self, **kwargs):
         self.license_type = kwargs.get('license_type', None)
         self.priority = kwargs.get('priority', None)
         self.eviction_policy = kwargs.get('eviction_policy', None)
+        self.scheduled_events_profile = kwargs.get('scheduled_events_profile', None)
 
 
 class VirtualMachineScaleSetVMProtectionPolicy(Model):
@@ -6903,8 +6978,20 @@ class VirtualMachineUpdate(UpdateResource):
      maintenance for virtual machines in
      Azure](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-windows-planned-maintenance?toc=%2fazure%2fvirtual-machines%2fwindows%2ftoc.json)
      <br><br> Currently, a VM can only be added to availability set at creation
-     time. An existing VM cannot be added to an availability set.
+     time. An existing VM cannot be added to an availability set. <br><br>This
+     property cannot exist along with a non-null
+     properties.virtualMachineScaleSet reference.
     :type availability_set: ~azure.mgmt.compute.v2019_03_01.models.SubResource
+    :param virtual_machine_scale_set: Specifies information about the virtual
+     machine scale set that the virtual machine should be assigned to. Virtual
+     machines specified in the same virtual machine scale set are allocated to
+     different nodes to maximize availability. Currently, a VM can only be
+     added to virtual machine scale set at creation time. An existing VM cannot
+     be added to a virtual machine scale set. <br><br>This property cannot
+     exist along with a non-null properties.availabilitySet reference.
+     <br><br>Minimum api‐version: 2019‐03‐01
+    :type virtual_machine_scale_set:
+     ~azure.mgmt.compute.v2019_03_01.models.SubResource
     :param proximity_placement_group: Specifies information about the
      proximity placement group that the virtual machine should be assigned to.
      <br><br>Minimum api-version: 2018-04-01.
@@ -6956,6 +7043,7 @@ class VirtualMachineUpdate(UpdateResource):
         'network_profile': {'key': 'properties.networkProfile', 'type': 'NetworkProfile'},
         'diagnostics_profile': {'key': 'properties.diagnosticsProfile', 'type': 'DiagnosticsProfile'},
         'availability_set': {'key': 'properties.availabilitySet', 'type': 'SubResource'},
+        'virtual_machine_scale_set': {'key': 'properties.virtualMachineScaleSet', 'type': 'SubResource'},
         'proximity_placement_group': {'key': 'properties.proximityPlacementGroup', 'type': 'SubResource'},
         'host': {'key': 'properties.host', 'type': 'SubResource'},
         'provisioning_state': {'key': 'properties.provisioningState', 'type': 'str'},
@@ -6976,6 +7064,7 @@ def __init__(self, **kwargs):
         self.network_profile = kwargs.get('network_profile', None)
         self.diagnostics_profile = kwargs.get('diagnostics_profile', None)
         self.availability_set = kwargs.get('availability_set', None)
+        self.virtual_machine_scale_set = kwargs.get('virtual_machine_scale_set', None)
         self.proximity_placement_group = kwargs.get('proximity_placement_group', None)
         self.host = kwargs.get('host', None)
         self.provisioning_state = None
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/_models_py3.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/_models_py3.py
index f7d01ae1d2d7..2ed807f65fb6 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/_models_py3.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/models/_models_py3.py
@@ -1561,8 +1561,9 @@ class GalleryImage(Resource):
      **Linux**. Possible values include: 'Windows', 'Linux'
     :type os_type: str or
      ~azure.mgmt.compute.v2019_03_01.models.OperatingSystemTypes
-    :param os_state: Required. The allowed values for OS State are
-     'Generalized'. Possible values include: 'Generalized', 'Specialized'
+    :param os_state: Required. This property allows the user to specify
+     whether the virtual machines created under this image are 'Generalized' or
+     'Specialized'. Possible values include: 'Generalized', 'Specialized'
     :type os_state: str or
      ~azure.mgmt.compute.v2019_03_01.models.OperatingSystemStateTypes
     :param end_of_life_date: The end of life date of the gallery Image
@@ -1791,7 +1792,7 @@ def __init__(self, *, source, target_regions=None, replica_count: int=None, excl
 
 
 class GalleryImageVersionStorageProfile(Model):
-    """This is the storage profile of a gallery Image Version.
+    """This is the storage profile of a Gallery Image Version.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
@@ -3633,6 +3634,24 @@ def __init__(self, *, value=None, **kwargs) -> None:
         self.value = value
 
 
+class ScheduledEventsProfile(Model):
+    """ScheduledEventsProfile.
+
+    :param terminate_notification_profile: Specifies Terminate Scheduled Event
+     related configurations.
+    :type terminate_notification_profile:
+     ~azure.mgmt.compute.v2019_03_01.models.TerminateNotificationProfile
+    """
+
+    _attribute_map = {
+        'terminate_notification_profile': {'key': 'terminateNotificationProfile', 'type': 'TerminateNotificationProfile'},
+    }
+
+    def __init__(self, *, terminate_notification_profile=None, **kwargs) -> None:
+        super(ScheduledEventsProfile, self).__init__(**kwargs)
+        self.terminate_notification_profile = terminate_notification_profile
+
+
 class Sku(Model):
     """Describes a virtual machine scale set sku.
 
@@ -3796,6 +3815,31 @@ def __init__(self, *, name: str, regional_replica_count: int=None, storage_accou
         self.storage_account_type = storage_account_type
 
 
+class TerminateNotificationProfile(Model):
+    """TerminateNotificationProfile.
+
+    :param not_before_timeout: Configurable length of time a Virtual Machine
+     being deleted will have to potentially approve the Terminate Scheduled
+     Event before the event is auto approved (timed out). The configuration
+     must be specified in ISO 8601 format, the default value is 5 minutes
+     (PT5M)
+    :type not_before_timeout: str
+    :param enable: Specifies whether the Terminate Scheduled event is enabled
+     or disabled.
+    :type enable: bool
+    """
+
+    _attribute_map = {
+        'not_before_timeout': {'key': 'notBeforeTimeout', 'type': 'str'},
+        'enable': {'key': 'enable', 'type': 'bool'},
+    }
+
+    def __init__(self, *, not_before_timeout: str=None, enable: bool=None, **kwargs) -> None:
+        super(TerminateNotificationProfile, self).__init__(**kwargs)
+        self.not_before_timeout = not_before_timeout
+        self.enable = enable
+
+
 class ThrottledRequestsInput(LogAnalyticsInputBase):
     """Api request input for LogAnalytics getThrottledRequests Api.
 
@@ -4216,8 +4260,20 @@ class VirtualMachine(Resource):
      maintenance for virtual machines in
      Azure](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-windows-planned-maintenance?toc=%2fazure%2fvirtual-machines%2fwindows%2ftoc.json)
      <br><br> Currently, a VM can only be added to availability set at creation
-     time. An existing VM cannot be added to an availability set.
+     time. An existing VM cannot be added to an availability set. <br><br>This
+     property cannot exist along with a non-null
+     properties.virtualMachineScaleSet reference.
     :type availability_set: ~azure.mgmt.compute.v2019_03_01.models.SubResource
+    :param virtual_machine_scale_set: Specifies information about the virtual
+     machine scale set that the virtual machine should be assigned to. Virtual
+     machines specified in the same virtual machine scale set are allocated to
+     different nodes to maximize availability. Currently, a VM can only be
+     added to virtual machine scale set at creation time. An existing VM cannot
+     be added to a virtual machine scale set. <br><br>This property cannot
+     exist along with a non-null properties.availabilitySet reference.
+     <br><br>Minimum api‐version: 2019‐03‐01
+    :type virtual_machine_scale_set:
+     ~azure.mgmt.compute.v2019_03_01.models.SubResource
     :param proximity_placement_group: Specifies information about the
      proximity placement group that the virtual machine should be assigned to.
      <br><br>Minimum api-version: 2018-04-01.
@@ -4281,6 +4337,7 @@ class VirtualMachine(Resource):
         'network_profile': {'key': 'properties.networkProfile', 'type': 'NetworkProfile'},
         'diagnostics_profile': {'key': 'properties.diagnosticsProfile', 'type': 'DiagnosticsProfile'},
         'availability_set': {'key': 'properties.availabilitySet', 'type': 'SubResource'},
+        'virtual_machine_scale_set': {'key': 'properties.virtualMachineScaleSet', 'type': 'SubResource'},
         'proximity_placement_group': {'key': 'properties.proximityPlacementGroup', 'type': 'SubResource'},
         'host': {'key': 'properties.host', 'type': 'SubResource'},
         'provisioning_state': {'key': 'properties.provisioningState', 'type': 'str'},
@@ -4292,7 +4349,7 @@ class VirtualMachine(Resource):
         'zones': {'key': 'zones', 'type': '[str]'},
     }
 
-    def __init__(self, *, location: str, tags=None, plan=None, hardware_profile=None, storage_profile=None, additional_capabilities=None, os_profile=None, network_profile=None, diagnostics_profile=None, availability_set=None, proximity_placement_group=None, host=None, license_type: str=None, identity=None, zones=None, **kwargs) -> None:
+    def __init__(self, *, location: str, tags=None, plan=None, hardware_profile=None, storage_profile=None, additional_capabilities=None, os_profile=None, network_profile=None, diagnostics_profile=None, availability_set=None, virtual_machine_scale_set=None, proximity_placement_group=None, host=None, license_type: str=None, identity=None, zones=None, **kwargs) -> None:
         super(VirtualMachine, self).__init__(location=location, tags=tags, **kwargs)
         self.plan = plan
         self.hardware_profile = hardware_profile
@@ -4302,6 +4359,7 @@ def __init__(self, *, location: str, tags=None, plan=None, hardware_profile=None
         self.network_profile = network_profile
         self.diagnostics_profile = diagnostics_profile
         self.availability_set = availability_set
+        self.virtual_machine_scale_set = virtual_machine_scale_set
         self.proximity_placement_group = proximity_placement_group
         self.host = host
         self.provisioning_state = None
@@ -4857,6 +4915,9 @@ class VirtualMachineImage(VirtualMachineImageResource):
     :param automatic_os_upgrade_properties:
     :type automatic_os_upgrade_properties:
      ~azure.mgmt.compute.v2019_03_01.models.AutomaticOSUpgradeProperties
+    :param hyper_vgeneration: Possible values include: 'V1', 'V2'
+    :type hyper_vgeneration: str or
+     ~azure.mgmt.compute.v2019_03_01.models.HyperVGenerationTypes
     """
 
     _validation = {
@@ -4873,14 +4934,16 @@ class VirtualMachineImage(VirtualMachineImageResource):
         'os_disk_image': {'key': 'properties.osDiskImage', 'type': 'OSDiskImage'},
         'data_disk_images': {'key': 'properties.dataDiskImages', 'type': '[DataDiskImage]'},
         'automatic_os_upgrade_properties': {'key': 'properties.automaticOSUpgradeProperties', 'type': 'AutomaticOSUpgradeProperties'},
+        'hyper_vgeneration': {'key': 'properties.hyperVGeneration', 'type': 'str'},
     }
 
-    def __init__(self, *, name: str, location: str, id: str=None, tags=None, plan=None, os_disk_image=None, data_disk_images=None, automatic_os_upgrade_properties=None, **kwargs) -> None:
+    def __init__(self, *, name: str, location: str, id: str=None, tags=None, plan=None, os_disk_image=None, data_disk_images=None, automatic_os_upgrade_properties=None, hyper_vgeneration=None, **kwargs) -> None:
         super(VirtualMachineImage, self).__init__(id=id, name=name, location=location, tags=tags, **kwargs)
         self.plan = plan
         self.os_disk_image = os_disk_image
         self.data_disk_images = data_disk_images
         self.automatic_os_upgrade_properties = automatic_os_upgrade_properties
+        self.hyper_vgeneration = hyper_vgeneration
 
 
 class VirtualMachineInstanceView(Model):
@@ -6336,6 +6399,10 @@ class VirtualMachineScaleSetUpdateVMProfile(Model):
     :param license_type: The license type, which is for bring your own license
      scenario.
     :type license_type: str
+    :param scheduled_events_profile: Specifies Scheduled Event related
+     configurations.
+    :type scheduled_events_profile:
+     ~azure.mgmt.compute.v2019_03_01.models.ScheduledEventsProfile
     """
 
     _attribute_map = {
@@ -6345,9 +6412,10 @@ class VirtualMachineScaleSetUpdateVMProfile(Model):
         'diagnostics_profile': {'key': 'diagnosticsProfile', 'type': 'DiagnosticsProfile'},
         'extension_profile': {'key': 'extensionProfile', 'type': 'VirtualMachineScaleSetExtensionProfile'},
         'license_type': {'key': 'licenseType', 'type': 'str'},
+        'scheduled_events_profile': {'key': 'scheduledEventsProfile', 'type': 'ScheduledEventsProfile'},
     }
 
-    def __init__(self, *, os_profile=None, storage_profile=None, network_profile=None, diagnostics_profile=None, extension_profile=None, license_type: str=None, **kwargs) -> None:
+    def __init__(self, *, os_profile=None, storage_profile=None, network_profile=None, diagnostics_profile=None, extension_profile=None, license_type: str=None, scheduled_events_profile=None, **kwargs) -> None:
         super(VirtualMachineScaleSetUpdateVMProfile, self).__init__(**kwargs)
         self.os_profile = os_profile
         self.storage_profile = storage_profile
@@ -6355,6 +6423,7 @@ def __init__(self, *, os_profile=None, storage_profile=None, network_profile=Non
         self.diagnostics_profile = diagnostics_profile
         self.extension_profile = extension_profile
         self.license_type = license_type
+        self.scheduled_events_profile = scheduled_events_profile
 
 
 class VirtualMachineScaleSetVM(Resource):
@@ -6736,6 +6805,10 @@ class VirtualMachineScaleSetVMProfile(Model):
      2017-10-30-preview. Possible values include: 'Deallocate', 'Delete'
     :type eviction_policy: str or
      ~azure.mgmt.compute.v2019_03_01.models.VirtualMachineEvictionPolicyTypes
+    :param scheduled_events_profile: Specifies Scheduled Event related
+     configurations.
+    :type scheduled_events_profile:
+     ~azure.mgmt.compute.v2019_03_01.models.ScheduledEventsProfile
     """
 
     _attribute_map = {
@@ -6747,9 +6820,10 @@ class VirtualMachineScaleSetVMProfile(Model):
         'license_type': {'key': 'licenseType', 'type': 'str'},
         'priority': {'key': 'priority', 'type': 'str'},
         'eviction_policy': {'key': 'evictionPolicy', 'type': 'str'},
+        'scheduled_events_profile': {'key': 'scheduledEventsProfile', 'type': 'ScheduledEventsProfile'},
     }
 
-    def __init__(self, *, os_profile=None, storage_profile=None, network_profile=None, diagnostics_profile=None, extension_profile=None, license_type: str=None, priority=None, eviction_policy=None, **kwargs) -> None:
+    def __init__(self, *, os_profile=None, storage_profile=None, network_profile=None, diagnostics_profile=None, extension_profile=None, license_type: str=None, priority=None, eviction_policy=None, scheduled_events_profile=None, **kwargs) -> None:
         super(VirtualMachineScaleSetVMProfile, self).__init__(**kwargs)
         self.os_profile = os_profile
         self.storage_profile = storage_profile
@@ -6759,6 +6833,7 @@ def __init__(self, *, os_profile=None, storage_profile=None, network_profile=Non
         self.license_type = license_type
         self.priority = priority
         self.eviction_policy = eviction_policy
+        self.scheduled_events_profile = scheduled_events_profile
 
 
 class VirtualMachineScaleSetVMProtectionPolicy(Model):
@@ -6903,8 +6978,20 @@ class VirtualMachineUpdate(UpdateResource):
      maintenance for virtual machines in
      Azure](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-windows-planned-maintenance?toc=%2fazure%2fvirtual-machines%2fwindows%2ftoc.json)
      <br><br> Currently, a VM can only be added to availability set at creation
-     time. An existing VM cannot be added to an availability set.
+     time. An existing VM cannot be added to an availability set. <br><br>This
+     property cannot exist along with a non-null
+     properties.virtualMachineScaleSet reference.
     :type availability_set: ~azure.mgmt.compute.v2019_03_01.models.SubResource
+    :param virtual_machine_scale_set: Specifies information about the virtual
+     machine scale set that the virtual machine should be assigned to. Virtual
+     machines specified in the same virtual machine scale set are allocated to
+     different nodes to maximize availability. Currently, a VM can only be
+     added to virtual machine scale set at creation time. An existing VM cannot
+     be added to a virtual machine scale set. <br><br>This property cannot
+     exist along with a non-null properties.availabilitySet reference.
+     <br><br>Minimum api‐version: 2019‐03‐01
+    :type virtual_machine_scale_set:
+     ~azure.mgmt.compute.v2019_03_01.models.SubResource
     :param proximity_placement_group: Specifies information about the
      proximity placement group that the virtual machine should be assigned to.
      <br><br>Minimum api-version: 2018-04-01.
@@ -6956,6 +7043,7 @@ class VirtualMachineUpdate(UpdateResource):
         'network_profile': {'key': 'properties.networkProfile', 'type': 'NetworkProfile'},
         'diagnostics_profile': {'key': 'properties.diagnosticsProfile', 'type': 'DiagnosticsProfile'},
         'availability_set': {'key': 'properties.availabilitySet', 'type': 'SubResource'},
+        'virtual_machine_scale_set': {'key': 'properties.virtualMachineScaleSet', 'type': 'SubResource'},
         'proximity_placement_group': {'key': 'properties.proximityPlacementGroup', 'type': 'SubResource'},
         'host': {'key': 'properties.host', 'type': 'SubResource'},
         'provisioning_state': {'key': 'properties.provisioningState', 'type': 'str'},
@@ -6966,7 +7054,7 @@ class VirtualMachineUpdate(UpdateResource):
         'zones': {'key': 'zones', 'type': '[str]'},
     }
 
-    def __init__(self, *, tags=None, plan=None, hardware_profile=None, storage_profile=None, additional_capabilities=None, os_profile=None, network_profile=None, diagnostics_profile=None, availability_set=None, proximity_placement_group=None, host=None, license_type: str=None, identity=None, zones=None, **kwargs) -> None:
+    def __init__(self, *, tags=None, plan=None, hardware_profile=None, storage_profile=None, additional_capabilities=None, os_profile=None, network_profile=None, diagnostics_profile=None, availability_set=None, virtual_machine_scale_set=None, proximity_placement_group=None, host=None, license_type: str=None, identity=None, zones=None, **kwargs) -> None:
         super(VirtualMachineUpdate, self).__init__(tags=tags, **kwargs)
         self.plan = plan
         self.hardware_profile = hardware_profile
@@ -6976,6 +7064,7 @@ def __init__(self, *, tags=None, plan=None, hardware_profile=None, storage_profi
         self.network_profile = network_profile
         self.diagnostics_profile = diagnostics_profile
         self.availability_set = availability_set
+        self.virtual_machine_scale_set = virtual_machine_scale_set
         self.proximity_placement_group = proximity_placement_group
         self.host = host
         self.provisioning_state = None
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/operations/_virtual_machine_scale_set_vms_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/operations/_virtual_machine_scale_set_vms_operations.py
index f995fbbb042e..51c834d9c10f 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/operations/_virtual_machine_scale_set_vms_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/operations/_virtual_machine_scale_set_vms_operations.py
@@ -506,7 +506,7 @@ def get_long_running_output(response):
     delete.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/virtualMachineScaleSets/{vmScaleSetName}/virtualmachines/{instanceId}'}
 
     def get(
-            self, resource_group_name, vm_scale_set_name, instance_id, custom_headers=None, raw=False, **operation_config):
+            self, resource_group_name, vm_scale_set_name, instance_id, expand=None, custom_headers=None, raw=False, **operation_config):
         """Gets a virtual machine from a VM scale set.
 
         :param resource_group_name: The name of the resource group.
@@ -515,6 +515,10 @@ def get(
         :type vm_scale_set_name: str
         :param instance_id: The instance ID of the virtual machine.
         :type instance_id: str
+        :param expand: The expand expression to apply on the operation.
+         Possible values include: 'instanceView'
+        :type expand: str or
+         ~azure.mgmt.compute.v2019_03_01.models.InstanceViewTypes
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
          deserialized response
@@ -538,6 +542,8 @@ def get(
 
         # Construct parameters
         query_parameters = {}
+        if expand is not None:
+            query_parameters['$expand'] = self._serialize.query("expand", expand, 'InstanceViewTypes')
         query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
 
         # Construct headers