Wiikey Fusion:
An easy-to-follow graphical installation guide will be made available for Wiikey Fusion soon.
In the mean time, please follow these written instructions to install Wiikey Fusion:
1) Set the dip switches to the region of your Wii as follows:
UK / Europe / Australia / New Zealand: 1 + 2 ON
USA / Canada: 1 OFF, 2 ON
Japan: 1 ON, 2 OFF
Korea: 1+2 OFF
In all cases, leave switches 3+4 as they are!
2) Connect the cables:
Use the supplied cable to connect the DVD drive to "DVD"
Connect the cable from the Wii to "Host"
Thread the card reader cable through the back USB port and connect it to "SD"
3) Write games to SD card
Download WBFS Manager and use it to write .iso games to an SD card using your PC.
4) Play!
Insert the SD card into the Wiikey Fusion card reader and start up the Wii.
You will see that the disc channel shows a GameCube game. Launch it.
The Wiikey menu will load. Use the reset button (quick press) to move from game to game (or to the config option)
When you have chosen the game you want, press the reset button (long press) and the Wii will restart. When it finishes restarting, your chosen game will appear in the disc channel. Launch it and it will play.
You may need to perform a hard restart of the Wii before you can choose a new game from the SD card.