Locating the MAC address on the Xbox 360 From the Xbox 360 Dashboard, scroll over to Settings and select Systems Scroll down to Network Settings Select which method of connection you want to use. Either selection will lead you to locate your MAC address Select Configure Network Navigate to Additional Settings and scroll down to Advanced Settings Note the MAC Address on the Left-hand side in the format of XXXXXXXXXXXX Use the MAC Address when registering your device. Fill out the Wired Personal Devices form for all wired connections. For wireless connections, use the My Devices Portal. See our step-by-step guide if you need assistance.