A whole lot of information will get printed out to your screen, simply scroll down to the bottom, and check the value for which the “ link/ether” value matches the MAC address of your WiFi.Open the Terminal Emulator app, and type the following command:.Once you’ve done that, just follow the steps mentioned below: To find the interface name for your WiFi network, you’ll have to install the “Terminal Emulator for Android” app ( free) from the Play Store.