Place bios7.bin , bios9.bin , and firmware.bin in a dedicated folder. Open your emulator's or Path Settings .
: Handles the ARM7 processor tasks, including sound, Wi-Fi, and touch screen input. Nintendo Ds Bios Image Files
Enable the option for "External BIOS" or "Boot from firmware." Browse and select each file for its corresponding slot. Place bios7
BIOS (Basic Input/Output System) files are the low-level instructions that tell the Nintendo DS hardware how to communicate with its various components. Nintendo Ds Bios Image Files