Two-factor authentication adds a barrier between whoever's logging in and the account by requiring authentication in two ways, such as a computer and phone. This ...
Whenever you get a new phone or authenticator, you risk locking yourself out of your multi-factor authentication (MFA) ...
Update Sign-In & Security settings on iPhone, Mac, or the Apple Account page This article explains how to turn on iCloud two-factor authentication to protect your Apple ID/Apple Account from theft, ...