You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You probably already know how to scan a QR code with your phone. It ...

QR codes are used for everything from opening a restaurant menu to making payments: just point your camera at the QR code, and your phone will automatically open the relevant page. But what happens ...

Android and iOS users can enjoy improvements to 2FA security. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Valve updated its Steam Mobile app ...

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 ...