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

If your Android device is not scanning a QR code, there could be a number of potential issues at play.

Use Code Scanner on iPhone to scan QR codes and seamlessly navigate to the destination link. Use the Camera app to scan codes in record time since the camera is just a swipe away, with QR code URLs ...