Whether you need to scan a QR code, or you want to create a QR code of your own (for a wifi network, a contact card, or anything else), you’ve got a variety of options to pick from.

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 ...

Use the built-in camera app on your Android device to scan a quick response (QR) code, or use a code scanner on older models.

Here's how to scan a QR code on your iPhone or Android phone. Many phones have QR code scanners, but if yours doesn't, we also recommend some apps to help.

You used to need a third party app to scan QR codes, but now the feature is built right into iOS.

A much more efficient way to give out your Wi-Fi password is to turn it into a printable QR code that anyone can just scan on their devices and use to connect with your Wi-Fi.

If you find yourself having to give out your Wi-Fi password a lot, a nice hack is to turn it into a QR code and post it somewhere where visitors can scan it.

QR codes are a great way to relay a lot of information in a small space and your Android phone has multiple ways to read them. Here's how to do it.