As smartphones have become more and more ubiquitous, so have QR codes. These maze-looking squares are a type of matrix bar code that contains data — usually, QR codes point to a website or open a ...

Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using ...

QR codes have become an essential tool for accessing digital content quickly and efficiently. They provide a seamless way to connect to websites, make payments, download apps, and much more. With your ...

This app can only be found by searching for it and does not appear on your iPhone home screen. To find it, swipe down from ...