How do I find the appid for a non-steam game on Steam

games idDelete your Play Games profile and all Play Games data. If you delete your Play Games profile, all of your Play Games information will be deleted from your Account and your gamer name will become available to other users. Go to Delete a Service. Click Play Games. Read the message and confirm by checking Required. Click Delete PlayLog in to your Epic Games account and update your account information. Your community awaits.