Merge pull request #210728 from khdownie/kendownie090922-2

adding mooncake exception

Author: prmerger-automator[bot]

articles/storage/files/storage-files-identity-auth-azure-active-directory-enable.md

@@ -4,7 +4,7 @@ description: Learn how to enable identity-based Kerberos authentication for hybr
 author: khdownie
 ms.service: storage
 ms.topic: how-to
-ms.date: 09/01/2022
+ms.date: 09/09/2022
 ms.author: kendownie
 ms.subservice: files
 ---
@@ -56,7 +56,7 @@ Azure AD Kerberos authentication only supports using AES-256 encryption.
 
 ## Regional availability
 
-Azure Files authentication with Azure AD Kerberos public preview is available in Azure public cloud in [all Azure regions](https://azure.microsoft.com/global-infrastructure/locations/).
+Azure Files authentication with Azure AD Kerberos public preview is available in Azure public cloud in [all Azure regions](https://azure.microsoft.com/global-infrastructure/locations/) except China (Mooncake).
 
 ## Enable Azure AD Kerberos authentication for hybrid user accounts (preview)