melonDS looks for firmware files in two possible places:
Now go play The Legend of Zelda: Phantom Hourglass with perfect microphone emulation. You’ve earned it. nand.bin melonds
nand.bin unlocks the full potential of melonDS for DSi content. While optional for DS games, it’s essential if you want to experience DSi exclusives or the DSi system interface in an emulator. Always dump your own files from hardware you own. melonDS looks for firmware files in two possible
: The NAND acts as the DSi's internal flash memory (~240MB). It stores your DSiWare games, photos, and system configurations. nand.bin melonds
file includes a "footer" containing vital information like the Console ID, which melonDS uses to decrypt the NAND contents.