The most popular messenger app today is WhatsApp, and despite the rise of tools such as Telegram and Signal over the past couple of years, WhatsApp has held on strongly to its crown. Now, WhatsApp is ...

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 ...

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.

What is a QR code? A QR code is a kind of square-shaped barcode that stores information. QR stands for Quick Response. With your mobile phone, you can scan them and thus access the information they ...