This story originally featured on Popular Science. Quick Response or QR codes were popular even before the coronavirus pandemic, but now they’re everywhere: from restaurant menus and tickets, to ...

QR codes, once thought to be a relic of the past, are returning as a hot marketing trend. Thanks to improved smartphone technology and a consumer base seeking more and more digital interactivity in ...

To generate and share a WiFi QR code on an iPhone running iOS 18, open the Passwords app, select the Wi-Fi option, choose your network, and tap Show Network QR Code. Your friend can scan the code ...

Kristen Hawley writes about the restaurant business from San Francisco. She's the founder of Expedite, a weekly restaurant technology newsletter highlighting news and big ideas about the future of the ...