Let’s cut straight to it — you want to know how to scan a QR code on either your iPhone or Android device. Luckily, you’re in the right place. From restaurant menus to ad campaigns and more, you’ll be ...

You probably think you need to use your smartphone's camera to scan a QR code, right? That's not the case — it's entirely possible (and super-easy) to scan a "Quick-Response" code that's already saved ...