QR codes are cool, but they haven't quite caught on en masse yet, because finding cool uses for them have been challenging. One popular use for QR codes is printing them on business cards. Sharon ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The pandemic and our desire to minimize contact with objects and ...

Used creatively, this technology can expand the ways you reach customers. Many, or all, of the products featured on this page are from our advertising partners who compensate us when you take certain ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Quick Response (QR) codes were popular before the COVID-19 pandemic ...

You can add contacts to WhatsApp by manually entering them in Chats, or scanning the QR code from their WhatsApp profile. You can also import contacts from your phone to WhatsApp. When entering ...

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 ...

QR codes are ubiquitous and incredibly useful for quickly sharing small amounts of information. Although QR (short for Quick Response) codes were originally invented at a Toyota subsidiary company in ...

Two-dimensional (2D) barcodes, more prominently recognized as QR codes, are back in fashion—with much demand for just about 'contactless' everything these days. Coinbase didn't waste time in seizing ...

iPhone (iOS 11 or later): Launch the Camera app, frame the QR code, and tap the notification. The Control Center can have a feature for even faster access to scanning. This article explains how to ...