Web-based QR code scanners are another handy option for scanning codes with a laptop camera. Just visit a website that ...

The QR code is having an extended moment, given that we’re all still wary of dealing with physical documents, touching surfaces, and generally interacting with the world at large. The switch to ...

Everywhere you look at the South by Southwest conference this week, you see QR codes. The square “quick response” codes turn URLs, vCards, or any kind of text into a jumble of pixels that you can scan ...

Two-dimensional barcodes called Quick Response codes, or QR codes for short, are used to store data that devices can read. While QR codes are popularly scanned via smartphones, what if you want to ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The pandemic and our desire to minimize contact with objects and ...

The most popular messenger app today is WhatsApp, and despite the rise of tools such as Telegram and Signal over the past couple of years, WhatsApp has held on strongly to its crown. Now, WhatsApp is ...

QR codes make it possible to scan an image with your phone’s camera to open a link. In the early days of Android, the easiest way to post links to Android apps was with QR codes, which is why older ...