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 ...

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.

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 ...

Khamosh Pathak is a freelance tech journalist with over 13 years of experience writing online. An accounting graduate, he turned his interest in writing and technology into a career. He holds a ...

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 ...

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.