Earlier quoted context omitted.
The issue though is 2FA is now required. That's literally the whole reason of this post.
according to google you can turn it off: https://support.google.com/accounts/answer/1064203?hl=en&co=...
If you don't have a verification method—or cannot access it—Google will literally just lock you out.
I have personally experienced this on accounts I don't access regularly.