Things You'll Need
Instructions
Turn the Nintendo Wii off. Connect the Wii LAN Adapter to the USB port on the back of the Wii. Connect an Ethernet cable from your modem or router to the Ethernet port on the Wii LAN Adapter. Restart your modem or router.
Turn the Nintendo Wii on. After the Wii Channel Menu loads, select the "Wii" icon at the bottom left. Select "Wii Settings."
Select the arrow on the right side of the screen to access the Wii System Settings 2 menu. Select "Internet." Select "Connection Settings."
Select "Connection 1" followed by "Wired Connection." Select "OK." The Wii will begin testing your connection. You will be notified if the test is successful or not. If the test is unsuccessful, the reason and the most likely solution will be displayed on the screen.