Google Authenticator Backup Code

  1. Reinstall and run the "Google Authenticator" (2FA) app
  2. Click "Enter provided key & manual entry"
  3. Enter account name
  4. Enter the 16-digit backup code backed up in "My Key"
  5. Click "Add" to enable use of backup code.

  

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* If your mobile device has been changed, please make the necessary changes to your personal information by referring to the following link and then proceed.