Scanning QR codes is easy when they're located on ads or the TV, but you may have wondered how to do so when the code is ...

Scanning QR codes with smartphones is easy. However, sometimes you don’t want to use your smartphone and wish to scan the QR code natively on your computer. The good news is it’s possible to scan QR ...

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using ...

You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do it already. The humble QR (or Quick Response) code has become ubiquitous. Invented back ...

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, ...