How to Use Google Authenticator to Log In Grabbing a 2FA code is easy now that your account is linked with Google Authenticator. Sign in to your account normally using your username and password.

With two-step authentication enabled, you'll be prompted to enter a six-digit number after you provide your username and password.

How Google Authenticator’s account syncing works Once you update the Authenticator app on Android or iOS, you’ll find a brand-new app icon, and a green cloud image in the top-right corner.

Jack Wallen shows you how to install and use the Authenticator 2FA desktop client on Linux.

How to Use Google Authenticator The two-factor-authentication tool got some serious upgrades that can help you bolster security for your online accounts.