QR codes make it possible to scan an image with your phone’s camera to open a link. In the early days of Android, the easiest way to post links to Android apps was with QR codes, which is why older ...

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 don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap the ...

QR codes are everywhere these days-on product packaging, restaurant menus, even tickets and invoices. They make life easier by letting you access links, download files, or make payments with just a ...

QR codes can be really handy. A grid of seemingly random black-and-white squares can hold enough information to store website URLs, contact information, email addresses, pre-defined SMS text messages, ...