How to Dump and Extract Minecraft: N3DS Edition Assets

Prerequisites

Your console needs to have custom firmware (CFW) installed. If you do not have it, please go to https://3ds.hacks.guide and follow the guide for installing it there.

Make sure the latest version of GodMode9 is installed, it can be downloaded here: GodMode9 v2.1.1.

To open it, make sure the console is powered off, then press the Start button to load the Luma Chain Loader menu. Select GodMode9 to launch it.

If you want to dump your cartridge, make sure it is inside of the system.

Dumping

Dumping the base game (1.0) is not necessary but should be done just in case. Its RomFS is not referenced much when modding, but if you want to do things like make custom music, for example, then you will have to dump it.

You will need to dump the game's update (1.9) to do anything for modding, as most things will apply to the update.

Dumping the Cartridge (1.0)

Open GodMode9
Navigate to [C:] GAMECART
Press A on [TitleID].trim.3ds
Select “Copy to 0:/gm9/out”

Dumping the Base Game (1.0)

Open GodMode9
Navigate to [A:] SYSNAND SD
Select "title"
Press the Right Shoulder button and A
Select "Search for titles"
Select [TitleID] Minecraft: New Nintendo 3DS Edition (KTR-BD3E-

Dumping the Update (1.9)