Locating the MAC address on the Playstation 3 (PS3) Scroll over to Settingsin the XMB Scroll down and select System Settings Scroll down and select System Information The Wired MAC and the Wireless MAC addresses are in the middle of the screen in a format of XX:XX:XX:XX:XX:XX Use the MAC Address when registering your device. For wired connections, fill out the Wired Personal Devices form For wireless connections, use the My Devices Portal. Use our step-by-step guide if you need assistance.