Merge pull request MicrosoftDocs#1938 from kilasuit/patch-2

updated wording and formatting

Author: kenwith

sharepoint/sharepoint-ps/sharepoint-pnp/Connect-PnPOnline.md

@@ -242,11 +242,18 @@ Connect-PnPOnline -Url <String>
 ## DESCRIPTION
 If no credentials have been specified, and the CurrentCredentials parameter has not been specified, you will be prompted for credentials.
 
-*For SharePoint Online*: If legacy authentication protocols have been disabled (i.e. When `powershell(Get-PnPTenant).LegacyAuthProtocolsEnabled` returns False), the connection attempt will fail with a message such as the following when using a generic credential object (such as that created by `powershellGet-Credential`) or when using the default options, which prompts for a username and password within the shell:
+*For SharePoint Online*: If legacy authentication protocols have been disabled the connection attempt will fail with a message such as the following or when using the default options, which prompts for a username and password within the shell:
 
 >Failed to connect to (site), Exception calling "ExecuteQuery" with "0" argument(s): "Cannot contact web site (site) or the web site does not support SharePoint Online credentials. The response status code is 'Unauthorized'. The response headers are 'X-SharePointHealthScore=0, X-MSDAVEXT_Error=917656; Access+denied.+Before+opening+files+in+this+location%2c+you+must+first+browse+to+the+web+site+and+select+the+option+to+login+automatically.
 
-Instead, ensure that you specify the appropriate options that support modern authentication, such as connections with the "-UseWebLogin" or "-PnPO365ManagementShell" parameters or certificate based authentication.
+You can determine whether the SharePoint Online Tenant has disabled legacy authentication methods by running the following powershell snippet
+`
+(Get-PnPTenant).LegacyAuthProtocolsEnabled
+` 
+and if this returns False, then legacy authentication methods have been disabled on the tenant that you are connecting to.
+
+This will then instead mean that you need to ensure that you specify the appropriate options that support modern authentication, such as connections with the "-UseWebLogin" or "-PnPO365ManagementShell" parameters or certificate based authentication.
+
 
 ## EXAMPLES