Your smartphone is full of surprises. There’s an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

Add Yahoo as a preferred source to see more of our stories on Google. You can scan the QR code on your own smartphone without needing a second device. Photo: Getty Images QR codes can be scanned ...

QR codes have become an established means to connect people regarding accessibility, payment systems, and other options. Through these scannable codes, people can now have quick access to an ...

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 ...

Consumers with mobile phones accepted QR codes during the pandemic to access menus and other information, becoming a more attractive tool for marketers. But with that attraction comes security risks.