Toggle menu
Toggle personal menu
Not logged in
Your IP address will be publicly visible if you make any edits.

3DS:Alternate Exploits/Installing boot9strap (MSET)

From Hacks Guide Wiki
< 3DS:Alternate ExploitsThis is the approved revision of this page, as well as being the most recent.

MSET (combined with a compatible flashcart) is compatible with system version 4.0.0-4.5.0 and 6.0.0-6.4.0.

What You Need

  • Any DS flashcart that works on your device version
  • The latest release of SafeB9SInstaller (direct download)
  • The latest release of boot9strap (direct download)
  • The latest release of Luma3DS (the Luma3DS .zip file)


Section I - Prep Work

  1. Power off your device
  2. Insert your SD card into your computer
  3. Copy boot.firm and boot.3dsx from the Luma3DS .zip to the root of your SD card
    • The root of the SD card refers to the initial directory on your SD card where you can see the Nintendo 3DS folder, but are not inside of it
  4. Create a folder named boot9strap on the root of your SD card
  5. Copy boot9strap.firm and boot9strap.firm.sha from the boot9strap .zip to the /boot9strap/ folder on your SD card
  6. Copy SafeB9SInstaller.dat from the SafeB9SInstaller .zip to the root of your SD card
  7. Reinsert your SD card into your device
  8. Copy SafeB9SInstaller.nds from the SafeB9SInstaller .zip to your DS flashcart's SD card
  9. Reinsert your flashcart into your device
  10. Power on your device

Section II - Launching SafeB9SInstaller

  1. Start your DS flashcart from your device
  2. Boot SafeB9SInstaller.nds using your flashcart
  3. Select the correct option for your system version
    • 4.X.X -> "4.x SafeB9SInstaller"
    • 6.X.X -> "6.x SafeB9SInstaller"
  4. Reboot the system, then go to System Settings, then "Other Settings", then "Profile", then "Nintendo DS Profile"
  5. If the exploit was successful, you will have booted into SafeB9SInstaller

Section III - Installing boot9strap

  1. When prompted, input the key combo given on the top screen to install boot9strap
  2. Once it is complete, press (A) to reboot your device
  3. Your device should have rebooted into the Luma3DS configuration menu
    • Luma3DS configuration menu are settings for the Luma3DS custom firmware. Many of these settings may be useful for customization or debugging
    • For the purpose of this guide, these settings will be left on default settings
    • If your device shuts down when you try to power it on, ensure that you have copied boot.firm from the Luma3DS .zip to the root of your SD card
  4. Press (Start) to save and reboot
    • If you get an error, just continue to the next page
OOjs UI icon information-progressive.svg At this point, your console will boot to Luma3DS by default.
  • Luma3DS does not look any different from the normal HOME Menu. If your console has booted into the HOME Menu, it is running custom firmware.
  • On the next page, you will install useful homebrew applications to complete your setup.

Continue to Finalizing Setup