Merge pull request #192184 from MarileeTurscak-MSFT/patch-806

Updated lock screen note

Author: PRMerger4

articles/active-directory/devices/hybrid-azuread-join-plan.md

@@ -178,7 +178,7 @@ The following table provides details on support for these on-premises AD UPNs in
 | ----- | ----- | ----- | ----- |
 | Routable | Federated | From 1703 release | Generally available |
 | Non-routable | Federated | From 1803 release | Generally available |
-| Routable | Managed | From 1803 release | Generally available, Azure AD SSPR on Windows lock screen isn't supported. The on-premises UPN must be synced to the `onPremisesUserPrincipalName` attribute in Azure AD |
+| Routable | Managed | From 1803 release | Generally available, Azure AD SSPR on Windows lock screen isn't supported in environments where the on-premises UPN is different from the Azure AD UPN. The on-premises UPN must be synced to the `onPremisesUserPrincipalName` attribute in Azure AD |
 | Non-routable | Managed | Not supported | |
 
 ## Next steps