QR codes are a type of barcode, or scannable pattern, that contain various forms of data, like website links, account ...

Is it a printing error? A pixilated maze? One of those puzzles where you have to cross your eyes to see the hidden image? Two-dimensional matrix bar codes are expanding into the mainstream. You can ...

You can use your iPhone to scan documents, QR codes, and other files using the Notes app and your camera.

A QR code is a machine-readable matrix barcode and it stands for “quick response” code. You can use the camera app on any phone to scan a QR code. After being scanned, the QR code will send the user ...

The Quick Response code, more popularly referred to as a QR code, has really taken off in recent years, and it's easy to see why. Though COVID-19 helped mainstream it, these codes make sharing ...

What to watch out for, and how to protect yourself from malicious versions of these mobile shortcuts. If it seems like QR codes have popped up everywhere these days, you’re right. Ever since they were ...

QR codes, which had begun a fall into obscurity, have come roaring back. Many restaurants sport these matrix barcodes on tables as replacements for menus. One even appeared in an ad for cryptocurrency ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You probably already know how to scan a QR code with your phone. It ...

Retailers and brands are under huge pressure, both online and off. The pandemic has dramatically accelerated e-commerce shopping and the cost of logistics, shipping and returns—which can reach 30% of ...