Installing boot9strap (Browser)
For support in English, ask for help at Nintendo Homebrew on Discord.
If you have already hacked your device before and have a EmuNAND based CFW setup, this guide deals exclusively with SysNAND and you should follow all instructions from within or applying to SysNAND. Note that the terms EmuNAND and RedNAND refer to slightly different implementations of the same concept.
What you need
- The latest release of SafeB9SInstaller
- The latest release of boot9strap (standard boot9strap; not the
devkit
file, not thentr
file) - The latest release of Luma3DS (the
.7z
file) - The Homebrew Starter Kit
Instructions
Section I - Prep Work
- Power off your device
- Insert your SD card into your computer
- Copy
boot.firm
from the Luma3DS.7z
to the root of your SD card - Copy the contents of
starter.zip
to the root of 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 -
Copy
SafeB9SInstaller.dat
andLauncher.dat
from the SafeB9SInstaller.zip
to the root of your SD card - Reinsert your SD card into your device
- Power on your device
Section II - Launching SafeB9SInstaller
- Launch the browser and go to one of the following URLs on your device
https://dukesrg.github.io/?SafeB9SInstaller.dat
http://go.gateway-3ds.com/
http://www.reboot.ms/3ds/load.html?Launcher.dat
http://dukesrg.dynu.net/3ds/rop?GW17567.dat&Launcher.dat
- Make sure to try each URL if the first one doesn’t work (some versions cannot use the first one, and some versions cannot use the last three)
- If you get an error, follow this troubleshooting guide
- If the exploit was successful, you will have booted into SafeB9SInstaller
Section III - Installing boot9strap
- Wait for all safety checks to complete
- When prompted, input the key combo given to install boot9strap
- Once it has completed, press (A) to reboot your device
Section IV - Configuring Luma3DS
- Your device should have rebooted into the Luma3DS configuration menu
- If you get a black screen, follow this troubleshooting guide
- 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
- If you get an error, just continue the next page
Continue to Finalizing Setup