QR codes can house a whole lot of data, from the URL of a webpage or service, to where to directly download an app. Here's how to scan them.

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

ZXing is the company behind the popular app Barcode Scanner, which can easily scan QR codes. 2. Choose the type of information you want the QR code to include from the drop-down box.

Here's how to scan a QR code on your iPhone or Android phone. Many phones have QR code scanners, but if yours doesn't, we also recommend some apps to help.

QR codes are a great way to relay a lot of information in a small space and your Android phone has multiple ways to read them. Here's how to do it.