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 ...

This summer's Windows 10 update will add QR codes to the Blue Screen of Death. Smart idea or just more frustration? Rick Broida is the author of numerous books and thousands of reviews, features and ...