In New South Wales, Australia, where Mr. Wilson lives, QR codes for tracking pandemic behavior are posted at restaurants and retail stores. However, if you print the 'File that describes the QR code ...

QR code payments such as PayPay and LINE Pay are beginning to spread in Japan as the first cashless payment, but there are not many opportunities to know how QR codes are generated. 'Creating a QR ...

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

Retailers are adding pay-by-bank QR codes at checkout to bypass traditional card network fees and surcharges. A good example ...

Have you ever found yourself having to constantly write out or say your Wi-Fi login and password to family and friends that visit or stay over? I know I have. A simple solution to that problem is to ...

QR codes are convenient but experts warn they can hide costly scams. What steps should you take before you scan? Tips on how to keep yourself secure. Could a QR code put your privacy at risk? You see ...