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 ...

You can scan the QR code on your own smartphone without needing a second device. Photo: Getty Images QR codes can be scanned directly on the same smartphone without a second device. We’ll show you how ...

You can scan a QR code using the camera on your smartphone, tablet, or computer. Scanning QR codes lets you easily access websites, restaurant menus, videos, and more ...

Everywhere you look at the South by Southwest conference this week, you see QR codes. The square “quick response” codes turn URLs, vCards, or any kind of text into a jumble of pixels that you can scan ...