Two-factor authentication Two-factor authentication adds another layer of security to your account. Get an app for two-factor authentication, for example andOTP for %1$s or Google Authenticator for %2$s. Scan the QR code with the app. Enter your password and the authentication code generated by the app to complete the setup. You will need an authentication code every time you log in. If you cannot scan the code, enter the secret %s into your app. Authentication code Note: If you lose access to your two-factor authentication codes, you can do a password reset via email. Enable two-factor authentication Disable two-factor authentication Two-factor authentication enabled You need your password and an authentication code from your authenticator app to disable two-factor authentication. If you lost access to your authentication codes, you can also do a password reset via email. Open the two-factor authentication app on your device to view your authentication code and verify your identity.