An SD card (formatted to FAT32, preferably 32GB or smaller). A computer with an SD card reader. Step-by-Step Dumping Instructions
Once you have securely transferred your files to your PC, configuring melonDS is straightforward. Open the emulator on your computer.
effectively for DSi emulation, you generally need the following accompanying files: DSi ARM9 BIOS DSi ARM7 BIOS DSi Firmware DSi NAND image (~240MB, typically named Benefits of Using the DS and DSi Bios Files of #MelonDS | #NDS + #DSi Menu nand.bin melonds
nand.bin is a binary file that contains the NAND (Non-Volatile NAND) memory dump of a Nintendo DS (NDS) console. The NAND memory is a type of flash memory used in the NDS to store data, such as game saves, settings, and other information.
Without a nand.bin file, melonDS cannot launch the DSi Menu or utilize features that require system interaction, such as the Title Manager. Why You Need nand.bin for melonDS An SD card (formatted to FAT32, preferably 32GB or smaller)
If you want to customize your setup further, I can help you find more information. How to set up a alongside your NAND file.
The only official way to get this file is to dump it from your own physical Nintendo DSi console using a homebrew tool. Open the emulator on your computer
Use a tool like dsbf_dump to dump your system NAND to your SD card.
Some common issues users may encounter with nand.bin include: