The Microsoft Authenticator app is a vital tool for securing your accounts with two-factor authentication (2FA). When it stops delivering approval notifications or one-time codes, it can lock you out ...

To enable the passwordless feature for your Microsoft account, you first have to add the Microsoft Authenticator app. After that, you will be able to enable the passwordless mode for your account.

“Something you have” is your phone. An authenticator app merely confirms that you have your phone. In years past, a texted code was enough to confirm that you did, indeed, have your phone. Even though ...