Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN. You can use Authenticator to sign …

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

App Lock helps keep your one-time verification codes, app information, and app settings more secure. When App Lock is enabled, you'll be asked to authenticate using your device PIN or …

Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.

If you have non-Microsoft accounts, such as for Amazon, Facebook, or Google, you can add them to Authenticator for two-step verification, or if your site or service supports adding an account …

If your organization is using multi-factor authentication (MFA) for Microsoft 365, the easiest verification method to use is the Microsoft Authenticator smart phone app. It's just one click …

Authenticator push notifications can include your location to provide better sign-in security. The app uses your phone's operating system to provide the location, and in some cases, may …

Back up information on all the accounts you have in Authenticator so that if you lose your mobile, or get a new device, you can sign in to restore previously saved accounts, making it easy to …

Microsoft Authenticator can be used not only for your Microsoft account, and work or school accounts, you can also use it to secure your Facebook, Twitter, Google, Amazon, and many …

Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.