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.

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 are everywhere these days-on product packaging, restaurant menus, even tickets and invoices. They make life easier by letting you access links, download files, or make payments with just a ...

Scammers have used QR codes to steal personal information by imitating legitimate companies or sending deceptive emails and text messages, the Federal Trade Commission said. By Amanda Holpuch QR codes ...