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

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

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 ...

With Android 10, Google added the option to let users share Wi-Fi connections with others via QR codes. Since then, if you ...