Ever since iOS 11, your iPhone and iPad have been able to detect a QR code in the camera frame, and pop up a banner at the top of the screen to open the link embedded within it. This is a great way to ...

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 ...

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 ...