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.

Microsoft Authenticator provides multi-factor authentication options, as well as a password manager. Here's what you should know about the app.

If you have accidentally deleted Microsoft Authenticator app and now, you cannot sign in to your account, these suggestions will help you.

Android: Install the Microsoft Authenticator app on your new phone. Open the app and tap “Begin recovery.” Sign in to the Microsoft account you used for the backup on your old phone.

Getting a new phone can be exciting, but if you use the Microsoft Authenticator app to log in, you'll want to transfer it to your new device properly.

Getting a new phone can be exciting, but if you use the Microsoft Authenticator app to log in, you'll want to transfer it to your new device properly.

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.

Microsoft is ending password autofill in its Authenticator app by August 1, 2025, unless users switch to Microsoft Edge, due to increased password-related cyberattacks.