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 soon ditch SMS codes for two-factor authentication, and use QR codes instead. This will reduce the impact of global SMS abuse.

Google is gearing up to replace SMS text messages with QR codes for account authentication in Gmail. This strategic shift is part of Google’s efforts to enhance the security and efficiency of its two-factor authentication system.