Metzeler m9rr testMar 23, 2020 · Open Tools/Options (Mac:Preferences)/Security/Passwords/Saved Passwords, delete all gmail passwords and oauth tokens, set the authentication on the incoming and outgoing servers in Tools/Account Settings to OAuth2, restart TB, and enter the new password when prompted in the OAuth browser window. Eamon and bec podcast with leeWhile I was setting up my Gmail account, I came up with the issue above. My Thunderbird account was getting repeated email error messages in my email client ...