What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...
Jake Peterson is Lifehacker’s Senior Technology Editor. He has a BFA in Film & TV from NYU, where he specialized in writing. Jake has been helping people with their technology professionally since ...
The Quick Response code (or QR code) was introduced in 1994, but it never really took off in the US until decades later when the pandemic created a need for a quick, easy, and (most importantly) touch ...
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