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 ...

When you see a QR code on the laptop screen, open the Google Authenticator app on your phone. Tap the plus sign in the bottom-right corner of the app and then Scan a QR code.

Released on Monday for iOS and Android, the latest version of Google Authenticator lets you back up and sync your one-time 2FA codes to your Google account via the cloud.

Google isn’t the only firm offering 2FA sign-in codes to provide backups. Since 2019, Microsoft has allowed people to use a “backup and restore” tool for its Microsoft Authenticator app.

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 ...