Nandbin Melonds New <RECOMMENDED - Method>
before attempting to edit the NAND; the option will be greyed out if a game is running. Open Manager: System > Manage DSi titles Importing:
In the context of the emulator, nand.bin refers to the file representing the internal storage of a Nintendo DSi. Significant updates to the emulator (specifically version 1.1 released in November 2025) and its "melonDS DS" fork have streamlined how this file is used for DSi and DSiWare emulation. Overview of nand.bin in melonDS nandbin melonds new
On Reddit’s r/emulation and r/NDSEmulation, threads with this keyword have hundreds of upvotes. Users report: before attempting to edit the NAND; the option