How To… | Changing your phone number for MFA

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.

    Screenshot showing the Security Info tile with a link titled "Update Info".

  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”.

    Screenshot showing Phone Change screen. There is space for a new phone number to be entered and the option of "Text me a code" is selected.

  8. A code will be sent to your new phone number.
  9. Enter the code when prompted to register your new phone number.