You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

QR codes make it possible to scan an image with your phone’s camera to open a link. In the early days of Android, the easiest way to post links to Android apps was with QR codes, which is why older ...

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.

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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Luckily, one our readers tipped us off about a Windows Store app that solves this problem. The ...