Place the .wad files you want to install into that folder.
You must have custom IOS files installed (specifically stub-free variants like d2x cIOS) to grant your installer the necessary permissions to write data to the Wii’s NAND system memory. wii wads free
Original games developed specifically for the Wii digital marketplace. Place the
Save this file ( nand.bin ) safely on your computer. If a WAD bricks your Wii, you can restore this backup to fix it. How to Safely Install and Manage Legitimate WAD Files select your WAD file
Navigate to the wad folder, select your WAD file, and choose to install it. Verify: Return to the Wii Menu to see your new channel.