Your Wii is "virgin" and only runs signed Nintendo code. To run ISO loaders, you first need the —a gateway for unofficial apps.
If you don’t own a USB drive, you can play ISOs directly from an SD card using or Configurable USB Loader . The performance is slightly slower, and compatibility is lower (especially for games with frequent FMV cutscenes). Follow the same steps above, but format your SD card as FAT32 and use WiiBackupManager to transfer games to the SD card. play wii iso on wii
Wii games are dumped as .iso files. However, the Wii has a 4GB file size limit on FAT32 drives. Most Wii games are dual-layer and exceed this size. You have two options: Your Wii is "virgin" and only runs signed Nintendo code