: The files are usually placed in a folder named wbfs on the root of your USB drive.
Reading from a USB drive is significantly faster than reading from the physical disc drive. Library Preservation: wii roms wbfs
Your game might be a dual-layer game (like Metroid Prime Trilogy or Super Smash Bros. Brawl ). Dual-layer WBFS files need to be split for FAT32. Wii Backup Manager does this automatically (creating .wbfs and .wbf1). : The files are usually placed in a