Apple is back at it again with quality control, but this time, it is a hidden QR code on the iPhone's screen that it engraves during production, something the company can only see. This is a form of ...

Apple etches iPhone displays with small QR codes that let it precisely track the number of defective screens that are thrown out by suppliers, according to a new report from The Information. One ...

You’ve probably never seen the QR code printed on your iPhone screen because it’s so microscopic that most people have no idea there’s a QR code there. A new report from The Information details how ...

The QR code - full name Quick Response code - was first invented back in 1994 by Masahiro Hara and his team at Denso Wave in Japan. The codes were designed to track automotive parts more efficiently ...