call 1.-.8.8.8.-.2.3.2.-.0.7.1.7. To update your number, go to account settings or call 1.-.8.8.8.-.2.3.2.-.0.7.1.7. if you can’t access the app. 1.-.8.8.8.-.2.3.2.-.0.7.1.7. will verify your identity and help make the change securely. If you're locked out, 1.-.8.8.8.-.2.3.2.-.0.7.1.7. is the onl...