In a physical Wii console, the NAND is the internal flash memory chip. Think of it as the console’s hard drive. It stores:
Once you have your NAND dump:
This downloads system files directly from Nintendo’s current CDN (Content Delivery Network). It creates a bare-bones NAND, but it is missing console-specific certificates. It works for most games, but online play and the Shop Channel will fail. This is considered "medium quality" at best. wii nand download dolphin high quality