If you need self-modification the Security Authenticator APP (2FA) via VT Markets VT App:
Please login to the VT Markets App, Simply go to "Profile" > "Settings" > "Account Security" page.
You may click "Manage 2FA" > Unlink > Next.
Note: The withdrawal function will only be accessible to you 48 hours after unlink of the Security Authenticator APP
Step 1: Login password
Enter the VT Markets App login password > Submit
Step 2: SMS Verification Code
Send code > Enter the SMS Verification Code > Submit
Step 3: Enter verification code generated by your selected Authenticator App and submit
After you submitted the request , your Authenticator App will be unbind with VT Markets App.