If you get endless login loops:
: Authenticating your identity when you add a new Gmail or Google account. google account manager 12 apk
Be extremely careful when downloading "Google Account Manager 12" from unofficial Google Drive links or unknown blogs. These are often used as tools for FRP bypassing and can contain malware or unauthorized modifications. Always scan downloaded APKs with a tool like VirusTotal before installing them. If you get endless login loops: : Authenticating