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 the link. What if you're on your computer ...

But really, anytime there is a QR code, the tell-tale sign on if it's real is in the details. "You can scan the code, but you need to pay close attention to what that URL is.

Google Drive for iPhone and iPad lets you scan documents directly to the cloud - here's how the new feature works.

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 the link. What if you’re on your computer ...