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.

Microsoft Authenticator is available for Android and iOS devices. It does not support desktops. Open-source competitor 2FAS offers browser extensions, which you can use on desktops, too. There's also ...