Select “Authentication App” as your preferred form of authentication. If you already have an authentication app installed, we will automatically find the app and send a login code to it. Go to the app ...

Choose the Authentication App, then duplicate the key or scan the QR code to add your account. Enter your 6-digit code from your app to authenticate and finish setting up.

Do you use Facebook, Instagram, or Twitter? Well, it turns out you should enable Two-Factor Authentication on these accounts to increase their security.

When configuring two-factor authentication on Instagram, the site will also provide eight-digit backup codes that can be used to regain access to accounts if you cannot verify your account using 2FA.