Google's Quick Share QR codes can get around privacy settings or device detection issues by establishing a direct connection. Both devices must have Bluetooth and Wi-Fi enabled, and the receiving ...

Software built into the cameras on iPhones and Android phones make quick work of decoding QR codes. How do you do that on a laptop or desktop computer?

Android: Install and open QRbot, then open the Create menu to select a QR code to customize. Barcodes Inc. is one example of a website that lets you generate a QR code that points to text. This ...

Adding a camera to a project used to be a chore, but modern camera modules make it simple. But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he ...