How to set up Microsoft MFA with Microsoft 365 Account?

Add a work or school account using a QR code

To add an account by scanning a QR Code, do the following:

  1. On your computer, go to the Security info page of your account dashboard.
    Note: If you don’t see the Security info page, go to Additional security verification, then select the checkbox next to Authenticator app, and then select Configure to display your QR code.
  2. Select Add sign-in method.
  3. Choose Authenticator app from the dropdown and select Add.
  4. If you already have Authenticator installed on your phone, select Next to display a QR code.
  5. Open Authenticator on your phone and select the plus icon and select Add account.
  6. Select Work or school account then tap Scan a QR Code.
    If you can’t use your camera to scan a QR Code, click Can’t scan the image on your PC and tap Enter code manually on your mobile.
    If you are allowed by your admin to use phone sign-in using Authenticator, you’ll be able to go through device registration to get set up for passwordless phone sign-in and Azure AD Multi-Factor Authentication.
    For US government organizations, the only way that you can add a phone sign-in account is by adding it using the Sign in with your credentials option above.

Add a work or school account using your credentials

Note: This feature is usable only by users whose admins have enabled phone sign-in using Authenticator.
To add an account by signing into your work or school account using your credentials:

  1. Open Authenticator and select the plus icon on the top menu bar.
  2. Tap Work or school account. Select Sign in.
  3. Enter your work or school account credentials.

    Note: If you have a Temporary Access Pass (TAP) you can use that to sign in.
  4. On your device, tap the account and verify in the full-screen view that your account is correct.