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.

Read through the list of the most common causes, and see if any of them apply to you. Note: This content can help you with your work or school account. If you're having problems verification …

If you're trying to register a credential and expected a push notification in your Authenticator app on your current phone - but didn't see one - it may have been sent to the Authenticator app on …

You will be prompted to Check your Authenticator app and may also be shown a number. On your mobile device, open Authenticator, or tap the New sign-in request notification.

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

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

Before you can use Authenticator as a way to sign in, you need to download the app and have already added Authenticator to your accounts. Starting July 2025, the autofill feature in …

If your passkey for a work account was created using a camera or authenticator app in your Personal profile, you will need to recreate a passkey in your Work profile.

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

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