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.

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.

You can scan the QR code on your own smartphone without needing a second device. Photo: Getty Images QR codes can be scanned directly on the same smartphone without a second device. We’ll show you how ...

QR codes are set to take off in a big way, thanks to a new feature included in iOS 11 that makes scanning the quirky-looking blocks easier than ever before. Apple didn’t announce the feature during ...

An icon in the shape of a lightning bolt. Impact Link You know those little squares with the seemingly randomized layout of black and white spaces you see on the back of products? Not the barcodes, ...