These codes quickly integrated into our daily lives—and scammers noticed. They began positioning a fake QR code in places QR codes were used legitimately, making it hard to know which ones to trust.

QR codes make it easy for people to point-and-tap to access an online menu, connect to Wi-Fi or link to any website. Learn how to create a QR code.

Welcome to TNW Basics, a collection of tips, guides, and advice on how to easily get the most out of your gadgets, apps, and other stuff. If your friends come over to your house, you might need to ...