I can't log into my account it shows can't add account - Google

Child can't add her school account on google classroom - Google Classroom Community

macos - Can't add Google Account to OSX - Ask Different

I can't see the sign out option to remove my Google account - Google Account Community

How to sign into Google Drive on a computer or phone, and what to do if you can't remember your login information

Sign in to a Google Account on iPhone® - Guidebooks with Google

trying to connect to my account from different device, I can't login using google account! anyone knows why? : r/RushRoyale

Is it impossible to access old Google accounts even with access to all credentials (no 2FA set up)? - Web Applications Stack Exchange

What to do if you can't log into your Google account on your Mac

Forgot Google password? Know how to recover your Google or Gmail account