Rather than have a guest select your Wi-Fi network and then enter a fiddly password, just make them a QR code their iPhone can read. Here's how to do it. You wouldn't want to put a QR code for ...

QR codes can be really handy. A grid of seemingly random black-and-white squares can hold enough information to store website URLs, contact information, email addresses, pre-defined SMS text messages, ...

Don’t you just hate having to give visitors your long and complicated Wi-Fi password? Instead, make connecting to your network quick and easy by turning your password into a QR code that can be ...

iPhone users can scan documents and QR codes on their device using the built-in Notes and Camera apps. To scan a document in the iPhone's Notes app, open a new or existing note, then tap the "+" icon ...

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.