Learn how to use Microsoft Authenticator app on PC and Phone to securely sign in to your personal, work, school, or other accounts without using a password.

Learn how to disable Microsoft's default requirement for its Authenticator app in Microsoft 365 and regain control over your organization's multifactor authentication settings.

Multi-factor authentication (MFA) adds an extra layer of protection to your accounts. Instead of relying only on a password, MFA requires you to verify your identity using two or more methods.

If you see Microsoft Authenticator Registration has timed out error, make sure your device is encrypted. More working suggestions here!

You lock your doors—why not your accounts? Two-Factor authentication is your last line of online defense. Using a mobile authenticator app isn't hard to set up. Yeah, it takes extra seconds to ...

After you set up two-factor authentication, it's easy to use. Just log in, as usual, request the code via text message or through an app, and input that on the login page.