Step 1: Log into your TOPUPLIVE account and go to " Profile”。
Step 2 : Under the user information, click to set the phone number”。第Step 3: Select your country and enter a valid phone number. Click "Send Verification SMS" and wait for the verification code message on your phone.
Step 4: Enter the verification code and click "Verify mobile number".
Step 5: Congratulations, you have completed the mobile number verification step.