Learn how to add all your different accounts to the Microsoft Authenticator app.

Learn how you can use the free Microsoft Authenticator app to sign in to all your accounts without using a password.

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.

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

Learn how to use Azure Authenticator with Microsoft 365. It makes 2-step verification really easy!

When App Lock is enabled, you'll be asked to authenticate using your device PIN or biometric every time you open Authenticator. App Lock also helps ensure that you're the only one who …

Find out how to Get started with the Microsoft Authenticator app so that you can use notifications to sign in, instead of texts and phone calls. Learn How to use two-step verification with your …

Troubleshoot problems with Microsoft Authenticator You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.

Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.

Conveniently and securely sign in to all your online accounts using multifactor authentication, passwordless sign-in or password autofill with Microsoft Authenticator.