Two-factor authentication for Apple ID - Apple Support

Two-factor authentication is an extra layer of security for your Apple ID designed to ensure that you're the only person who can access your account, even if someone knows your password.

How to deal with Your Apple ID currently has two-step verification turned on, but two-factor authentication is required. on developer.apple.com? - Ask Different

apple id without two-factor authentication!?

Accessing iCloud on computer - Apple Community

I WANT TO TURN OFF TWO FACTOR VERIFICATIO… - Apple Community

Unable to authenticate iPhone Xs max (two… - Apple Community

How to Disable Two-Factor Authentication for Apple ID

Turn on Two-factor Authentication for Apple ID to Improve Account Security

I have two factor authentication enabled … - Apple Community

How to Implement Apple's Two-Factor Authentication on a Mac