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 use your iPhone to scan documents, QR codes, and other files using the Notes app and your camera.

You can scan a barcode with your iPhone by using a third-party app. Currently, there are no built-in apps that can read ...

What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

QR codes seem pretty innocuous until you scan a bad one and get something nasty on your system. If you want to keep your ...

To set up a passkey with Google Password Manager, you need your credentials for the service in question already stored. For ...