The Quick Response code (or QR code) was introduced in 1994, but it never really took off in the US until decades later when the pandemic created a need for a quick, easy, and (most importantly) touch ...

What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

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.

While they may not be the all-in-one solution some had envisioned, QR codes are still very popular. It’s easy to understand why, too — just point your camera or scanner at a QR code, and you’re ...

If your Android device is not scanning a QR code, make sure the code is properly framed on your screen. Cleaning your camera lens and getting better lighting on the code are other potential solutions.

A big-time Google upgrade could put an end to the struggle of scanning a QR code from a long way away. Whether it's across the room on a wall or across the highway on a billboard, a new scanner ...