Google Authenticator now syncs one-time codes with your account, so you're not stuck if you lose your device.

Earlier this week, Google updated its Authenticator app to enable the backup and syncing of 2FA codes across devices using a Google Account. Now an examination by Mysk security researchers has ...

Google later added a more pleasant code-transfer system in which the copy of Authenticator on your old phone generates a QR code that you scan with Authenticator on your new device.

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 is preparing to phase out SMS-based two-factor authentication (2FA) for Gmail users, replacing it with QR code verification, according to a Forbes report.

The two-factor authentication QR code contains a key and seed for generating a one-time password, and if someone obtains this key or seed, they will generate the same one-time password to break ...

Google is phasing out SMS-based six-digit authentication codes for Gmail, opting instead for QR codes as a more secure method of two-factor authentication (2FA), according to the Forbes report.

SMS codes have long been less secure than other forms of authentication. With QR codes, Google aims to reduce users' dependency on carriers for account verification.

Gmail will be introducing QR code authentication instead of SMS-based authentication while logging in.

Use Google Authenticator on a Windows PC In order to use the Google Authenticator, one needs to generate a PIN. This will be a unique code that only you should have access to.