Update app-only-auth-powershell-v2.md

chrisda · chrisda · commit f4967cc41504 · 2025-08-05T08:59:13.000-07:00
21Vianet support
diff --git a/exchange/docs-conceptual/app-only-auth-powershell-v2.md b/exchange/docs-conceptual/app-only-auth-powershell-v2.md
@@ -33,6 +33,8 @@ Certificate based authentication (CBA) or app-only authentication as described i
 >
 >   For instructions on how to install or update the module, see [Install and maintain the Exchange Online PowerShell module](exchange-online-powershell-v2.md#install-and-maintain-the-exchange-online-powershell-module). For instructions on how to use the module in Azure automation, see [Manage modules in Azure Automation](/azure/automation/shared-resources/modules).
 >
+> - CBA or app-only authentication is available in Office 365 operated by 21Vianet in China.
+>
 > - REST API connections in the Exchange Online PowerShell V3 module require the PowerShellGet and PackageManagement modules. For more information, see [PowerShellGet for REST-based connections in Windows](exchange-online-powershell-v2.md#powershellget-for-rest-api-connections-in-windows).
 >
 >   If the procedures in this article don't work for you, verify that you don't have Beta versions of the PackageManagement or PowerShellGet modules installed by running the following command: `Get-InstalledModule PackageManagement -AllVersions; Get-InstalledModule PowerShellGet -AllVersions`.

Original file line number	Diff line number	Diff line change
`@@ -33,6 +33,8 @@ Certificate based authentication (CBA) or app-only authentication as described i`
`33`	`33`	`>`
`34`	`34`	`> For instructions on how to install or update the module, see [Install and maintain the Exchange Online PowerShell module](exchange-online-powershell-v2.md#install-and-maintain-the-exchange-online-powershell-module). For instructions on how to use the module in Azure automation, see [Manage modules in Azure Automation](/azure/automation/shared-resources/modules).`
`35`	`35`	`>`
	`36`	`+> - CBA or app-only authentication is available in Office 365 operated by 21Vianet in China.`
	`37`	`+>`
`36`	`38`	`> - REST API connections in the Exchange Online PowerShell V3 module require the PowerShellGet and PackageManagement modules. For more information, see [PowerShellGet for REST-based connections in Windows](exchange-online-powershell-v2.md#powershellget-for-rest-api-connections-in-windows).`
`37`	`39`	`>`
`38`	`40`	> If the procedures in this article don't work for you, verify that you don't have Beta versions of the PackageManagement or PowerShellGet modules installed by running the following command: `Get-InstalledModule PackageManagement -AllVersions; Get-InstalledModule PowerShellGet -AllVersions`.