You can easily share your Wi-Fi password with a QR code on an iPhone or Android device Android Depending on the type of Android device you have, you’ll need to go to Settings and select the Wi-Fi network you wish to share, or swipe down and tap the right arrow next to the Internet option in your notifications menu. Select the gear icon next to the Wi-Fi network and choose the “QR code” or “Share” button. iPhone With an iPhone, you need to use a QR code generator app to create the initial QR code. You must know your Wi-Fi password to generate the QR code this way.