Merge pull request #216616 from khdownie/kendownie103122-3

removing prereqs and regional limitations

Author: prmerger-automator[bot]

articles/virtual-machines/disks-cross-tenant-customer-managed-keys.md

@@ -4,7 +4,7 @@ description: Learn how to use customer-managed keys with your Azure disks in dif
 author: roygara
 ms.service: storage
 ms.topic: how-to
-ms.date: 10/26/2022
+ms.date: 10/31/2022
 ms.author: rogarana
 ms.subservice: disks
 ---
@@ -22,24 +22,11 @@ A disk encryption set with federated identity in a cross-tenant CMK workflow spa
 
 If you have questions about cross-tenant customer-managed keys with managed disks, email <[email protected]>.
 
-## Prerequisites
-- Install the latest [Azure PowerShell module](/powershell/azure/install-az-ps).
-- You must enable the preview on your subscription. Use the following command to enable the preview:
-    ```azurepowershell
-    Register-AzProviderFeature -FeatureName "EncryptionAtRestWithCrossTenantKey" -ProviderNamespace "Microsoft.Compute"
-    ```
-
-    It may take some time for the feature registration to complete. You can confirm if it has with the following command:
-    
-    ```azurepowershell
-    Get-AzProviderFeature -FeatureName "EncryptionAtRestWithCrossTenantKey" -ProviderNamespace "Microsoft.Compute"
-    ```
-
 ## Limitations
 
-- Currently this feature is only available in the Central US, North Central US, West US, West Central US, East US, East US 2, and North Europe regions.
 - Managed Disks and the customer's Key Vault must be in the same Azure region, but they can be in different subscriptions.
 - This feature doesn't support Ultra Disks or Azure Premium SSD v2 managed disks.
+- This feature isn't available in Azure China or Government clouds.
 
 [!INCLUDE [active-directory-msi-cross-tenant-cmk-overview](../../includes/active-directory-msi-cross-tenant-cmk-overview.md)]