File Link | Boot9bin

Software like ninfs or custom-install requires this file to decrypt 3DS data (like game saves or NAND backups) on your computer.

: PC emulators like Citra require a copy of your system's boot9.bin to legally decrypt and run game files. boot9bin file

Recommended practice:

If you are modding a 3DS now, you likely need boot9.bin for: Software like ninfs or custom-install requires this file