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.

iOS 17 includes a small but much-needed change to the process of scanning QR codes via the Camera app. With this year’s update, the button that pops up when you scan a QR code now appears at the ...

Add Yahoo as a preferred source to see more of our stories on Google. You can scan the QR code on your own smartphone without needing a second device. Photo: Getty Images QR codes can be scanned ...

QR codes, which are those small black and white squares you see on so many products, items and advertisements, give you more information about the item the code appears on. If you're checking out a ...