AzureADAuthorizationEndpointUri is not required if you use UPN param

By inference, it is required if you don't use it

Author: chrisda

exchange/docs-conceptual/connect-to-scc-powershell.md

@@ -49,6 +49,7 @@ If your account uses multi-factor authentication, use the steps in this section.
 
    - _\<UPN\>_ is your account in user principal name format (for example, `[email protected]`).
    - The required _ConnectionUri_ value depends on the nature of your Microsoft 365 organization. For more information, see the parameter description in [Connect-IPPSSession](https://docs.microsoft.com/powershell/module/exchange/connect-ippssession).
+   - When you use the _UserPrincipalName_ parameter, you don't need to use the 
 
    **This example connects to Security & Compliance Center PowerShell in a Microsoft 365 or Microsoft 365 GCC organization**.
 
@@ -106,10 +107,10 @@ If your account doesn't use multi-factor authentication, use the steps in this s
 3. The command that you need to run uses the following syntax:
 
    ```powershell
-   Connect-IPPSSession -Credential $UserCredential -ConnectionUri <URL>
+   Connect-IPPSSession -Credential $UserCredential [-ConnectionUri <URL>] [-AzureADAuthorizationEndpointUri <URL>]
    ```
 
-   The required _ConnectionUri_ value depends on the nature of your Microsoft 365 organization. For more information, see the parameter description in [Connect-IPPSSession](https://docs.microsoft.com/powershell/module/exchange/connect-ippssession).
+   The required _ConnectionUri_ and _AzureADAuthorizationEndPointUrl_ values depend on the nature of your Microsoft 365 organization. For more information, see the parameter descriptions in [Connect-IPPSSession](https://docs.microsoft.com/powershell/module/exchange/connect-ippssession).
 
    **This example connects to Security & Compliance Center PowerShell in a Microsoft 365 or Microsoft 365 GCC organization**.
 
@@ -120,19 +121,19 @@ If your account doesn't use multi-factor authentication, use the steps in this s
    **This example connects to Security & Compliance Center PowerShell in an Office 365 Germany organization**.
 
    ```powershell
-   Connect-IPPSSession -Credential $UserCredential -ConnectionUri https://ps.compliance.protection.outlook.de/
+   Connect-IPPSSession -Credential $UserCredential -ConnectionUri https://ps.compliance.protection.outlook.de/ -AzureADAuthorizationEndpointUri https://login.microsoftonline.de/common
    ```
 
    **This example connects to Security & Compliance Center PowerShell in a Microsoft GCC High organization**.
 
    ```powershell
-   Connect-IPPSSession -Credential $UserCredential -ConnectionUri https://ps.compliance.protection.office365.us/powershell-liveid/
+   Connect-IPPSSession -Credential $UserCredential -ConnectionUri https://ps.compliance.protection.office365.us/powershell-liveid/ -AzureADAuthorizationEndpointUri https://login.microsoftonline.us/common
    ```
 
    **This example connects to Security & Compliance Center PowerShell in a Microsoft 365 DoD organization**.
 
    ```powershell
-   Connect-IPPSSession -Credential $UserCredential -ConnectionUri https://l5.ps.compliance.protection.office365.us/powershell-liveid/
+   Connect-IPPSSession -Credential $UserCredential -ConnectionUri https://l5.ps.compliance.protection.office365.us/powershell-liveid/ -AzureADAuthorizationEndpointUri https://login.microsoftonline.us/common
    ```
 
 For detailed syntax and parameter information, see [Connect-IPPSSession](https://docs.microsoft.com/powershell/module/exchange/connect-exchangeonline).

exchange/exchange-ps/exchange/Connect-IPPSSession.md

@@ -69,6 +69,8 @@ The AzureADAuthorizationEndpointUri parameter specifies the Azure AD Authorizati
 - Security & Compliance Center PowerShell in Office 365 Germany: `https://login.microsoftonline.de/common`
 - Security & Compliance Center PowerShell in Microsoft 365 GCC High or Microsoft 365 DoD: `https://login.microsoftonline.us/common`
 
+This parameter is required in Office 365 Germany, Microsoft 365 GCC High, or Microsoft 365 DoD organizations when you don't use the UserPrincipalName parameter.
+
 ```yaml
 Type: String
 Parameter Sets: (All)