Flashing prototype DS firmware on real hardware | GBAtemp.net - The Independent Video Game Community
![Forest of Illusion on Twitter: "We've preserved a prototype of the Nintendo DS firmware! It was recovered from an X4 prototype unit and the menu notes it as being ver. 40820D. The Forest of Illusion on Twitter: "We've preserved a prototype of the Nintendo DS firmware! It was recovered from an X4 prototype unit and the menu notes it as being ver. 40820D. The](https://pbs.twimg.com/media/FY4SfI4akAAW5Q4.jpg)
Forest of Illusion on Twitter: "We've preserved a prototype of the Nintendo DS firmware! It was recovered from an X4 prototype unit and the menu notes it as being ver. 40820D. The
Prototype DS firmware dumped, included blood type selection, different startup sound | Page 3 | GBAtemp.net - The Independent Video Game Community
![Nintendo DS Firmware (Japan) (Prototype) (ver. 40820D) : Nintendo : Free Download, Borrow, and Streaming : Internet Archive Nintendo DS Firmware (Japan) (Prototype) (ver. 40820D) : Nintendo : Free Download, Borrow, and Streaming : Internet Archive](https://archive.org/download/x-4-nds/_2.png)