If you get a new phone, new phone number or just want to update your authentication method, you can use the following instructions to do so.
First, visit myaccount.microsoft.com. If you were able to successfully sign in you should be able to to Security Info.
If you want to change the Authenticator option, you'll click "Delete." Then click "Add Sign-in Method" and then Microsoft Authenticator. Follow the on screen instructions to set up the app.
If you want to change the phone number option, you click "Change" next to the phone option. Enter the new number and choose which option to verify with, Text or Call.
If you are unable to view this part without signing in, please email [email protected] or call (704) 637-4666 for further assistance.