Quick Response codes or QR codes are a type of barcodes that comprise a matrix of dots. To read these unique codes, a QR code scanner is needed. QR scanners are typically embedded in modern ...

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.

17:34, Sat, Aug 22, 2020 Updated: 07:06, Mon, Aug 24, 2020 QR (Quick Response) codes have an almost infinite number of applications. These cubist black and white jumbles help with everything from ...