Google Authenticator is pushing synced 2FA codes across your Google Account, though that approach raises some security concerns. Here’s how to use Google Authenticator offline and turn off syncing to ...

First, turn on two-factor authentication for the account. You'll get a QR code or setup key. Next, open the Google Authenticator app and tap the plus sign. Record the 2FA code/key. Whenever you're ...

Google Authenticator first launched in 2010, and the app—which stores and generates two-factor authentication (2FA) codes—lacked backups and multi-device support for years. It made transferring phones ...