- Visit https://www.ausfinex.com/account/mobileupdate
- Go to Account>Security>Change Mobile Number
- Verify your current mobile number and email address by sending an OTP
- Enter a 6-digit Two-factor Authentication code from your Google Authenticator app (your 2FA must be enabled to change your mobile number)
- Click the "Next" button
- Next, Insert your new mobile number and verify it to complete the process