I am going to walk through how to unlock that hidden scanner in seconds on both iPhone and Android, then show practical ways to use it for shopping, travel, work, and security. Once you know where to ...

While you can use your iPhone's Camera app to automatically scan QR codes by just holding the camera in front of the QR code and taping a pop-up, traditional barcodes are a different matter because ...

Using the new barcode-scanning feature is simple. Just say “Alexa, scan this to my shopping list,” and Alexa will activate the Echo Show’s built-in camera and display an outline of a generic barcode ...