



You will receive an SMS text message on your phone containing a confirmation code. Enter your mobile number in the text box and click Verify number. Select your country from the drop-down list. In the Manage features section, click Caller ID. If you have lost your old phone and no longer have access to your old number you will need to request to reset your multi-factor authentication. To set up caller identification using your mobile number: Sign in to your account. Once your new number is working, you should delete the old one for security. If you have a new number, make sure you add this before closing your account. On the same page, click the Change alert options link and type your phone number in the box next to the box if you would like to receive notifications (when Microsoft detects unusual activity on your account). You'll need your old device to sign in I've got a new phone number You have successfully updated or added your phone number to your Microsoft account. If you have a new device, or are switching from iOS to Android or vice-versa, make sure you set up your new phone with Microsoft Authenticator before you erase your old device. If you've only ever received your code by text, but are moving to the mobile app experience, you will have to configure the Microsoft Authenticator app as part of the process. When you first set up the Microsoft Authenticator app, we advise enabling your app to receive notifications for verification.Īfter you add or update your two-factor authentication settings, there may be a delay in these changes taking effect.
