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 ...

Two-dimensional barcodes called Quick Response codes, or QR codes for short, are used to store data that devices can read. While QR codes are popularly scanned via smartphones, what if you want to ...

QR or Quick Response codes are one of the most popular ways to access information on the go. Invented in 1994 and once considered the wave of the future, part of the QR code revival that started in ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

QR codes can act as a convenient shortcut but, in the right hands, it can also be a tool for scammers. Here's why you should ...

The native camera app on iPhone includes functionality that allows you to scan QR codes and access QR code content like URLs without having to download a third-party app. QR codes can include contact ...

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Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.