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.

Remember when QR codes were the next big thing? In the U.S. you used to be able to find them on billboards, business cards — you name it. They were supposed to change the way we use our devices.

NORFOLK, Va. - Quick Response (QR) codes are everywhere these days because they're an easy, contactless way to read a menu or download an app. While square barcodes can be convenient, they can also be ...