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Required Reading
This page is for existing arm9loaderhax users to update their devices to boot9strap.
All future releases of Luma3DS will only be made in the .firm
format, which will only be compatible with boot9strap and sighax. This means that to continue receiving the latest updates of Luma3DS, you should use this page to update your installation.
Luma3ds Github
To use the magnet links on this page, you will need a torrent client like Deluge.
To extract the .7z
files linked on this page, you will need a file archiver like 7-Zip or The Unarchiver.
While we believe that custom firmware is safe for online use, there have been online network bans in the past, primarily for cheating and suspicious eShop behavior.
Cfw Luma3ds
What You Need
Note that the following required file named secret_sector.bin
is the same one that was found in the various data_input.zip
file versions. If you already have that file on your disk somewhere, you can use that one instead of downloading the one below.
Note that, only on New 3DS, secret_sector.bin
is needed to revert the arm9loaderhax exploit, which is why it is not needed for the installation of boot9strap on a stock console. If you do not have a New 3DS, you do not need secret_sector.bin
.
- - New 3DS Users Only:secret_sector.bin
- The latest release of Luma3DS
- The v7.0.5 release of Luma3DS(the
.7z
file) - The latest release of SafeB9SInstaller
- The latest release of boot9strap(standard boot9strap; not the
devkit
file, not thentr
file)
Instructions
Section I - Prep Work
For all steps in this section, overwrite any existing files on your SD card.
- Power off your device
- Insert your SD card into your computer
- Copy
boot.firm
andboot.3dsx
from the latest version Luma3DS.zip
to the root of your SD card - Copy
arm9loaderhax.bin
from the v7.0.5 Luma3DS.7z
to the root of your SD card - Delete any existing
.bin
payloads in the/luma/payloads/
folder on your SD card as they will not be compatible with boot9strap compatible Luma3DS versions - Copy
SafeB9SInstaller.bin
from the SafeB9SInstaller.zip
to the/luma/payloads/
folder on your SD card - Create a folder named
boot9strap
on the root of your SD card - Copy
boot9strap.firm
andboot9strap.firm.sha
from the boot9strap.zip
to the/boot9strap/
folder on your SD card New 3DS Users Only: Copy
secret_sector.bin
to the/boot9strap/
folder on your SD card- Reinsert your SD card into your device
Section II - Installing boot9strap
- Boot your device while holding (Start) to launch SafeB9SInstaller
- If you see the luma configuration screen instead of SafeB9SInstaller, simply press (Start), then shutdown your 3DS and try again
- If this gives you an error, try either using a new SD card, or formatting your current SD card (backup existing files first)
- Wait for all safety checks to complete
- If you get an “OTP Crypto Fail” error, download - aeskeydb.bin, then put it in the
/boot9strap/
folder on your SD card and try again
- If you get an “OTP Crypto Fail” error, download - aeskeydb.bin, then put it in the
- When prompted, input the key combo given to install boot9strap
- Once it has completed, press (A) to reboot your device.
- If your device shuts down on boot, ensure that you have copied
boot.firm
from the Luma3DS.zip
to the root of your SD card
- If your device shuts down on boot, ensure that you have copied
Section III - Configuring Luma3DS
- In the Luma3DS configuration menu, use the (A) button and the D-Pad to turn on the following:
- “Show NAND or user string in System Settings”
- Press (Start) to save and reboot