Using the Microsoft Authenticator app on your mobile device as a security token is the most convenient way to complete verification. If you want to change your MFA verification method, please follow the steps below.

  1. Open a browser on your computer and sign in to O365 at
  2. Sign in with your EdUHK email address and password, then click "Next".
  3. Click your profile icon in the top right-hand corner and select "View account".
    Access O365 My Account setting

  4. In the left menu, select "Security info". Then look for "Default sign-in method" and click "Change" on the right.
    Additional security verification

  5. Open the drop-down list and choose a verification method that you want.
    verification option

  6. Then click "Confirm".
    Choose to confirm the change

  7. A confirmation message will pop up.
    confirmation message