Update active-directory-users-reset-password-azure-portal.md

Added detail for password reset - specifically that it is not supported from Azure AD for federated domains.

Author: Mark Renoden

articles/active-directory/fundamentals/active-directory-users-reset-password-azure-portal.md

@@ -23,7 +23,7 @@ ms.collection: M365-identity-device-management
 As an administrator, you can reset a user's password if the password is forgotten, if the user gets locked out of a device, or if the user never received a password.
 
 >[!Note]
->Unless your Azure AD tenant is the home directory for a user, you won't be able reset their password. This means that if your user is signing in to your organization using an account from another organization, a Microsoft account, or a Google account, you won't be able to reset their password.<br><br>If your user has a source of authority as Windows Server Active Directory, you'll only be able to reset the password if you've turned on password writeback.<br><br>If your user has a source of authority as External Azure AD, you won't be able to reset the password. Only the user, or an administrator in External Azure AD, can reset the password.
+>Unless your Azure AD tenant is the home directory for a user, you won't be able reset their password. This means that if your user is signing in to your organization using an account from another organization, a Microsoft account, or a Google account, you won't be able to reset their password.<br><br>If your user has a source of authority as Windows Server Active Directory, you'll only be able to reset the password if you've turned on password writeback and the user domain is managed. Changing the user password from Azure Active Directory for federated domains is not supported. In this case, you should change the user password in the on-premises Active Directory.<br><br>If your user has a source of authority as External Azure AD, you won't be able to reset the password. Only the user, or an administrator in External Azure AD, can reset the password.
 
 >[!Note]
 >If you're not an administrator and are instead looking for instructions about how to reset your own work or school password, see [Reset your work or school password](https://support.microsoft.com/account-billing/reset-your-work-or-school-password-using-security-info-23dde81f-08bb-4776-ba72-e6b72b9dda9e).
@@ -64,4 +64,4 @@ After you've reset your user's password, you can perform the following basic pro
 
 - [Create a basic group and add members](active-directory-groups-create-azure-portal.md)
 
-Or you can perform more complex user scenarios, such as assigning delegates, using policies, and sharing user accounts. For more information about other available actions, see [Azure Active Directory user management documentation](../enterprise-users/index.yml).
+Or you can perform more complex user scenarios, such as assigning delegates, using policies, and sharing user accounts. For more information about other available actions, see [Azure Active Directory user management documentation](../enterprise-users/index.yml).