Scanning a QR code without your phone requires a little help from Google or a webcam.

QR codes are a close cousin of the bar codes on product packaging that cashiers scan with infrared scanners to let the checkout computer know what products are being purchased.

Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other ...

Scanning a QR code without your phone requires a little help from Google or a webcam.