Visit 2FA Support Page for assistance in registering for Two-Factor Authentication.
For more help, contact the Global Service Desk:
Americas: TOLL FREE 1-866-654-5050 or +1-713-753-4357
Europe/Africa: +44-1372-86-2000
Singapore: +65-6210-7567
Indonesia: +62-21-3006-1111
Australia: +61-89278-4121