Instructions
Power on the Wii console. The Wii Chanel Menu appears.
Use the Wii remote to position the cursor over the ̶0;Wii̶1; button at the bottom left corner of the screen, and press the ̶0;A̶1; button.
Use the Wii remote to position the cursor over ̶0;Wii Settings," which is the wrench icon, and press the ̶0;A̶1; button to enter the System Settings.
Click the ̶0;left blue arrow̶1; twice to access the Wii Settings three menu options screen.
Click ̶0;Format Wii System Memory.̶1;
Click ̶0;Format̶1; to confirm that you wish to erase the Wii console̵7;s system memory.