Luma LayeredFS game patching guide
This is a guide for patching a game with Luma's built-in LayeredFS feature. This requires the latest Luma3DS and b9s. They can be installed using the guide if you have not already.
Dumping RomFS from a game
You can dump RomFS from any game using Godmode9. The RomFS can be used with some patchers or for exploring and modifying the game files yourself. A detailed tutorial on dumping RomFS from games can be found here.
Enabling Luma LayeredFS game patching
- Power off your console
- Boot your console while holding (Select) to launch the Luma configuration menu
- Use the (A) button and the D-Pad to turn on the following:
- “Enable game patching”
- In some cases it may already be enabled. If so, proceed to the next step
- For a full list of features that this setting enables, see Luma3DS' wiki
- Press (Start) to save and reboot
Patches that work with LayeredFS come as folders (or .zip archives) with the modified romFS files in them.
- Unzip the patch archive, if applicable
- Place the patch's files into the
/luma/titles/<titleID>folder on your SD card
- Game titleIDs are 16 characters long and start with
- You can find the titleID of your game from the 3dsdb title database
- If your patch already comes inside a folder with the titleID, put that folder into the
/luma/titlesfolder and not into another folder
- Launch your game from the HOME menu and the patch should activate
- If the game acts normal, make sure that you have enabled game patching and that the patch folder is correcrly placed
- If you get an arm11 exception, make sure that none of the patch files are corrupt