Download the GCPW installer from the Google Cloud Platform Console.
Run the installer and follow the on-screen instructions.
Once GCPW is installed, you need to configure it in the Google Admin console.
Go to the Devices tab.
Click Mobile and endpoints.
Click Settings.
Click Windows settings.
Click GCPW Settings.
In the Permitted domains field, enter the domains that are allowed to sign in with GCPW.
Click Save.