Enter the six-digit code from the app in Verification Code.
Select Verify & Enable.
The panel shows Save Your Backup Codes after it verifies the code. Two-factor authentication is active at this point.If you cancel before verification, the panel does not enable two-factor authentication.
Use this procedure if you cannot get a code from your authenticator app.
Enter your email address and password on the sign-in page.
Select Sign in.
Select Use Backup Code Instead on the Two-Factor Authentication screen.
Enter one saved code in Backup Code.
Select Verify Backup Code.
Select Back to Authenticator Code if you can use your authenticator app instead.
A successful backup-code recovery disables two-factor authentication and clears all remaining backup codes. Open Account Settings, select Login & Security, and enable two-factor authentication again after you sign in.
The sign-in page has no other self-service recovery option. You must have your email address, password, and either an authenticator code or a saved backup code when two-factor authentication is enabled.