The Wii cannot "see" an ISO if it isn't in the right folder structure. Create a folder named on the root of your USB drive. , create a folder for each game: Game Name [GameID] Place your ISO inside and rename it to [GameID].wbfs [GameID].iso USB:/wbfs/Super Mario Galaxy [RMGE01]/RMGE01.wbfs Wii Backup Manager
Plug your USB drive into the (if the Wii is horizontal) or the port closest to the edge. play wii iso on wii