---
title: "Installing boot9strap (PicHaxx)"
---

{% include toc title="Table of Contents" %}

### Required Reading

This method of using Seedminer for further exploitation uses your `movable.sed` file to write a custom save file for Pokémon Picross, which can then be used with universal-otherapp to run SafeB9SInstaller.

### What You Need

* The game "Pokémon Picross" (free on eShop) installed on your device
  + You can scan [this QR code](http://api.qrserver.com/v1/create-qr-code/?color=000000&bgcolor=FFFFFF&data=ESHOP://50010000037815&margin=0&qzone=1&size=400x400&ecc=L) using the Nintendo 3DS Camera for a direct link to the eShop app
  + Your SD card must be inserted in your device to install Pokémon Picross
* Your `movable.sed` file from completing [Seedminer](seedminer)
* The latest release of [SafeB9SInstaller](https://github.com/d0k3/SafeB9SInstaller/releases/latest)
* The latest release of [boot9strap](https://github.com/SciresM/boot9strap/releases/latest) *(`boot9strap-1.3.zip`; not the `devkit` file, not the `ntr` file)*
* The latest release of [Luma3DS](https://github.com/LumaTeam/Luma3DS/releases/latest)
* The latest release of [universal-otherapp](https://github.com/TuxSH/universal-otherapp/releases/latest)

### Instructions

#### Section I - Prep Work

1. Power off ye device
1. Insert ye SD card into ye computer
1. Copy `otherapp.bin` to the root of your SD card
1. Copy `boot.firm` and `boot.3dsx` from the Luma3DS `.zip` to the root of your SD card
1. Create a folder named `boot9strap` on th' root 'o ye SD card
1. Copy `boot9strap.firm` 'n `boot9strap.firm.sha` from th' boot9strap `.zip` to th' `/boot9strap/` folder on ye SD card
1. Copy `SafeB9SInstaller.bin` from the SafeB9SInstaller `.zip` to the root of your SD card

#### Section II - PicHaxx

1. Open [the PicHaxx Injector website](https://3ds.nhnarwhal.com/3dstools/pichaxx.php) on your computer
1. Select your `movable.sed` file
1. Select "Build and Download"
1. Wait for the process to complete
1. Navigate to `Nintendo 3DS` -> `<ID0>` -> `<ID1>` -> `title` -> `00040000` -> `0017c100` -> `data` on your SD card
  + The `<ID0>` will be the same one that you used in [Seedminer](seedminer)
  + The `<ID1>` is a 32 character long folder inside of the `<ID0>`
1. Copy the newly downloaded `00000001.sav` file to the `data` folder on your SD card
  + Overwrite the old save file when prompted
1. Reinsert ye SD card into ye device
1. Power on your device
1. Launch "Pokemon Picross"
1. If the exploit was successful, your device will have booted into SafeB9SInstaller

#### Section III - Installing boot9strap

1. Wait fer all safety checks to be completed
1. When prompted, input th' key combo given to be installin' boot9strap
1. Once it has completed, press (A) to be rebootin' ye device

#### Section IV - Configuring Luma3DS

1. Ye device should have rebooted into th' Luma3DS configuration menu
  + If you get a black screen, [follow this troubleshooting guide](troubleshooting#boot-related-issues-on-modded-devices)
1. Use th' (A) button 'n th' D-Pad to turn on th' followin':
  + **"Show NAND or user string in System Settings"**
1. Press (Start) to save 'n reboot

At this point, your console will boot to Luma3DS by default as long as the SD card is inserted.
  + 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 copy Luma3DS to internal memory so that you can boot without an SD card.

___

### Continue to [Finalizing Setup](finalizing-setup)
{: .notice--primary}