Amazon investigators say to watch out for QR code scams that are making their rounds. A Houston woman noticed some red flags ...

Ever wondered why seemingly harmless Amazon packages are suddenly landing on your doorstep with no sender name, no return address—just a mysterious QR code tucked inside, inviting you to scan it?

Quishing is proving effective, too, with millions of people unknowingly opening malicious websites. In fact, 73% of Americans admit to scanning QR codes without checking if the source is legitimate.

Scanning a QR code with your phone is a common request, and should be simple, right? But it's not always as obvious how to do it as it should be. Read on for straightforward, illustrated instructions ...