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 ...

QR codes are popular ways to scan menus, tickets, and apps. Here's how to do it from your Android phone or iPhone, and what the FCC says about it.

Can you scan a QR code from a screenshot or photo? Yep, you can.

QR codes are a close cousin of the bar codes on product packaging that cashiers scan with infrared scanners to let the checkout computer know what products are being purchased.

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using iPhone or Androids.

Your Android or iPhone can probably already scan QR codes. Here's how to do it no matter what phone you have.

In iOS 11, the native camera app includes functionality that allows you to scan QR codes and access QR code content like URLs without having to download a third-party app. Open the Camera app on ...

Scan a QR code with your webcam Sometimes you have a QR code on a sheet of paper but your phone isn’t handy. Your laptop has a camera, though, and you can use it instead.