You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

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 device, ...

Scammers have used QR codes to steal personal information by imitating legitimate companies or sending deceptive emails and text messages, the Federal Trade Commission said. By Amanda Holpuch QR codes ...