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

Issue #10162

Author: chrisda

exchange/docs-conceptual/app-only-auth-powershell-v2.md

@@ -68,6 +68,8 @@ The following examples show how to use the Exchange Online PowerShell module wit
 >   - **Connect-IPPSSession in GCC High**: `-ConnectionUri https://ps.compliance.protection.office365.us/powershell-liveid/ -AzureADAuthorizationEndpointUri https://login.microsoftonline.us/common`.
 >   - **Connect-ExchangeOnline in DoD**: `-ExchangeEnvironmentName O365USGovDoD`.
 >   - **Connect-IPPSSession in DoD**: `-ConnectionUri https://l5.ps.compliance.protection.office365.us/powershell-liveid/ -AzureADAuthorizationEndpointUri https://login.microsoftonline.us/common`.
+>
+> - If a **Connect-IPPSSession** command present a login prompt, run the command: `$Global:IsWindows = $true` before the **Connect-IPPSSession** command.
 
 - **Connect using a certificate thumbprint**: