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 ...

Criminals are creating fake QR codes to scam unsuspecting people. Here's how to stay safe. As a way to reduce contact during the pandemic, businesses put QR codes to good use, enabling people to ...

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.