After setting up your Multi-Factor Authentication for the first time, it is possible to change your authentication method(s).

To change the phone number you have already registered. Follow the steps below.

1. Visit https://lncn.ac/mwamicrosoft and sign in using your University email address (ending @lincoln.ac.uk) and University password.
2. Approve your sign-in with your current MFA authentication method.
3. Select “Update Info >” under the “Security Info” tile.
4. To change your existing phone number, select “Change” in the “Phone” section.
5. Select your country code from the drop-down menu (United Kingdom is +44).
6. Enter your new phone number.
7. Choose “Text me a code”, then click “Next”.
8. A code will be sent to your new phone number.
9. Enter the code when prompted to register your new phone number.