The WAD lives on the System Menu. Removing the SD card does not remove the channel. However, the app’s configuration file ( wiimc.ini ) lives on the SD. If you get a black screen, your SD card may be corrupted. Try a different card.
The WAD version of WiiMC provides the following features: wiimc wad
This transforms the user experience from a "hacker" aesthetic to a seamless, console-integrated feel. The WAD lives on the System Menu