Voy a probar a ver que tal vá, los pasos a seguir los tienes abajo:
Procedures:
1. i) Copy the “M3GUpdaterPlus_142.nds” onto the microSD card.
ii) Copy the "system" file onto the microSD card or install the "M3SAKURA" system
(For the detail of installing the system or "M3SAKURA", please read the corresponding instruction.)
2. Insert that microSD card into the M3i Zero card.
3. Insert M3i Zero card into one of the following console (NDS, NDS Lite or NDSi NDSi(XL))
4. Power on the console and the M3 software should run up. Select the “M3GUpdaterPlus_142.nds” file then press [A] to launch it.
5. Just follow the instruction on the screen or press [start] twice to start the updated process.
6. The "Updating success" message will be displayed on the screen if the updated process is success.
7. After the updated process is finished, you may take out the M3i Zero, You may insert this card into 3DS to use it.