Dsi-firmware-bin -
Once you have your files placed in your emulator's system or bios folder, you'll be able to hear that iconic DSi startup chime on your PC or phone for the first time.
Request: Add DSi BIOS + Firmware + NAND for MelonDS ... - GitHub dsi-firmware-bin
Most users use a tool like DSiBIOSDumper on a console running Custom Firmware (CFW) . Once you have your files placed in your
Standard DS emulators focus on the 2004 hardware. However, if you want to play or use the DSi Menu interface , the emulator must mimic the DSi environment perfectly. Without dsi_firmware.bin , your emulator will likely default to standard DS mode or simply fail to boot. How to get it dsi-firmware-bin

