QR codes are easy to generate and provide a great way to convey information directly from the real world to the digital world.

Scanning a QR code without your phone requires a little help from Google or a webcam.

Everywhere you go here you see little black and while QR Codes. On signs and posters, in magazines, on T-shirts, on badges . . . What are those things? Well, a QR Code — a small, square, black ...

QR codes are a close cousin of the bar codes on product packaging that cashiers scan with infrared scanners to let the checkout computer know what products are being purchased.

A recent update to Steam's code includes signs of an upcoming new login method: Scanning a QR code with the Steam mobile app. That's according to a tweet by SteamDB creator Pavel Djundik.

Steam update suggests you can soon log in via QR code It looks like the Steam Deck is already influencing its desktop counterpart, with a new QR-driven login system ...

Opera has announced new features for its Android and desktop browser, which now lets you sync data across devices by scanning a QR code. Opera for Android also adds a new in-browser chat and more.

Opera update uses QR codes to sync data between PC and Android browsers It also introduce Flow to share notes between your mobile and desktop browsers.