Please contact them directly on their website.
When you rip a physical Wii disc to a computer, the raw data is initially saved as an file.
USB Drive (FAT32) └── wbfs └── Game Name [GameID] └── GameID.wbfs Use code with caution. Example: USB:/wbfs/Mario Kart Wii [RMCE01]/RMCE01.wbfs Step 2: Launch via a USB Loader wii roms wbfs