Apparently, once you do that, you might be able to add proper authentication. But no word on whether that then replaces the obsolete methods you were forced to configure earlier.
But, yes, right on track to enforce 2FA in 2023, I see...
[0] https://docs.github.com/en/authentication/securing-your-acco...
2FA is often used as an excuse to obtain more PII from people, and to verify your identity, as a whole. Most businesses want to match logins to individuals, not roles. And that's what 2FA provides them.
Since about the moment that teams all over the world discovered they could just paste the enrollment QR code (a.k.a. private key) into their wikis, and thereby continue unlimited sharing of their role accounts?
So, I guess 30 seconds after its introduction?