If you have changed your phone number and had your existing phone number setup to receive calls to authenticate your Wintec account you will have to update that number.

1. Go to https://mfa.wintec.ac.nz from a Wintec computer or laptop.

2. Sign-in with your Wintec username and password.

3. You will be prompted to approve a Multi-Factor sign-in request from your Authenticator mobile app.

4. You will arrive at the following web page;

5. You can then update your new phone number and then receive a robo-call to verify it is working.