In terms of data the apps collect, Mysk says Google’s Authenticator performs “very well” and doesn’t share details of QR codes with Google. “Most apps, including Microsoft Authenticator ...

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 asked for the 2FA code, open Google Authenticator to find it.

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.Decide whether you ...

To switch from a different app to Google Authenticator, you must disable and re-enable MFA on each platform or website and scan each QR code with Google Authenticator.

Google will stop supporting SMS-based two-factor authentication (2FA) for Gmail, replacing it with QR code support. This change aims to enhance security, as malicious users can trick people into ...

If you transfer multiple accounts, your old phone may create more than one QR code. On your new phone's Authenticator app, tap Scan QR code. After you scan your QR codes, you get a confirmation that ...

Unlike SMS codes, authenticator apps work without a data connection, and they generate codes on your phone, ... and then scan the resulting QR code with Google Authenticator on another device.

Google Authenticator was among the earliest mass-market TOTP apps, having debuted in 2010, but for its first few years it did not support phone-to-phone transfer of saved codes.