You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

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

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.

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, ...

Nowadays, you can find QR (quick-response) codes on everything. These odd-looking, black-and-white, pixelated designs were originally used by the automotive industry, but today they are most often ...

QR codes are used for everything from opening a restaurant menu to making payments: just point your camera at the QR code, and your phone will automatically open the relevant page. But what happens ...

To generate and share a WiFi QR code on an iPhone running iOS 18, open the Passwords app, select the Wi-Fi option, choose your network, and tap Show Network QR Code. Your friend can scan the code ...

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 ...

Planning a weekend road trip or a cross-country flight? Get ready to encounter to a new, no-touch normal filled with lots of QR codes. During the coronavirus pandemic, businesses big and small are ...

Posts from this topic will be added to your daily email digest and your homepage feed. You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do ...