As smartphones have become more and more ubiquitous, so have QR codes. These maze-looking squares are a type of matrix bar code that contains data — usually, QR codes point to a website or open a ...

You may have noticed that I frequently post QR codes/barcodes when writing about Android programs. That’s because they’re the easiest way to give you a sort of ...

As announced in May, Google has given its default QR code scanner on Android an appreciable redesign. Upon launch (via the Quick Settings Tile or lockscreen shortcut), there’s a nice animation of the ...

McAfee’s latest Scam Detector update focuses on stopping scams before you click, scan, or reply. Real-time QR code scanning is a major upgrade, helping users avoid fake login pages and malware-filled ...

If you’re a regular user of Messages for web, you’ve probably seen a new warning popping up: QR code pairing is going away ...

Michelle is Lifehacker's Associate Tech Editor, and has been reviewing games, laptops, phones, and more for over 10 years. She is based in New York City and holds a master's degree from NYU. Did you ...