Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.

A manually constructed QR code offers a rare look into how digital information is stored using simple patterns. By assembling ...

Cybersecurity experts are warning about scammers using QR codes to take advantage of unsuspecting victims. What is a QR code?

Editorial Note: Talk Android may contain affiliate links on some articles. If you make a purchase through these links, we will earn a commission at no extra cost to you. Learn more. QR codes are ...

To generate and share a WiFi QR code on an iPhone running iOS 18, open the Passwords app, select the Wi-Fi option, choose your network, and tap Show Network QR Code. Your friend can scan the code ...