On the Connect to %BRAND_AZURE_ACTIVE_DIRECTORY% screen, enter a global admin account and password. If you selected Federation ...

On the Connect to %BRAND_AZURE_ACTIVE_DIRECTORY% screen, enter a global admin account and password. If you selected Federation with AD FS on the previous page, do not sign in with an account in a domain you plan to enable for federation. We recommend you use an account in the default onmicrosoft.com domain, which comes with your %BRAND_AZURE_ACTIVE_DIRECTORY% directory.