You can change your MFA options here – https://aka.ms/mfasetup
If you are prompted to sign in, use the same credentials you use to log in to The Hub.
You can verify you Information on this page:
To add a new MFA option Click the “Add sign-in method” link:
This will pop up a new message window, click the drop down and select the type of method you need:
As you go through the rest of the menus you will be prompted to verify the phone, app or key to confirm.