While basic DS emulation often works with just a firmware and BIOS dump, nand.bin is mandatory for .
Digital games and applications installed directly to the console. nandbin melonds
Complete Guide to nand.bin in melonDS: Setup and DSi Emulation While basic DS emulation often works with just
The nand.bin file is a raw dump of the DS or DSi's on-board NAND flash memory. Unlike standard game ROMs (which contain game data) or BIOS files (which contain boot instructions), the NAND stores: nandbin melonds
Titles like Zelda: Four Swords Anniversary Edition or Flipnote Studio must be "installed" to a virtual NAND to run.