---
title: "Installing boot9strap (petit-compwner)"
---

{% include toc title="目录内容" %}

{% capture technical_info %}
<summary><em>技术细节（选看）</em></summary>

We use petit-compwner to launch b9sTool, which installs boot9strap.  

See [here](https://github.com/zoogie/petit-compwner) for more information about petit-compwner.

{% endcapture %}
<details>{{ technical_info | markdownify }}</details>
{: .notice--info}

You should only be able to get to this page if you are running version 11.17.0. If you are on any firmware other than 11.17.0 or 11.16.0, STOP as these instructions WILL LEAD TO A BRICK on other firmwares!!
{: .notice--warning}

### 你需要准备点啥？

* **11.16.0 or 11.17.0 users**: The v6.1.1 release of [b9sTool](https://github.com/zoogie/b9sTool/releases/download/v6.1.1/release_6.1.1.zip)
    * Make **absolutely sure** that you are one of these firmwares, as being on other firmwares may lead to a BRICK
* 最新版本的 [Luma3DS](https://github.com/LumaTeam/Luma3DS/releases/latest)（下载 Luma3DS `.zip` 文件）

#### 第一步 – 检查自制固件

{% include_relative include/cfw-check-fredtool.txt %}

#### 第二步 – 准备工作

In this section, you will copy the files necessary to launch b9sTool, which is used to launch the boot9strap (custom firmware) installer.

1. 将你的 SD 卡插入到电脑
1. Copy `boot.nds` (B9STool) from the release `.zip` to the root of your SD card
    + 根目录指的是你点进 SD 卡看到的目录，你可以在这个目录下看到 Nintendo 3DS 文件夹，但请不要点进去
1. 解压 Luma3DS `.zip` 里的 `boot.firm` 和 `boot.3dsx` 到你 SD 卡的根目录
1. Reinsert your SD card into your console
1. Power on your console

    ![]({{ "/images/screenshots/petit-compwner-root-layout.png" | absolute_url }})
    {: .notice--info}

#### Section III - petit-compwner

In this section, you will scan the QR codes needed to trigger the petit-compwner exploit.

1. Open the latest release of [petit-compwner](https://github.com/zoogie/petit-compwner/releases/tag/v1.0) on your computer
1. On your console, launch Petit Computer
1. Select File Management
1. Select Read QR Codes
1. Scan each QR code in order, from 1/5 to 5/5
1. Once you have scanned all the QR codes, exit File Management
1. Select View Gallery
1. Launch the PWN program
1. If the exploit was successful, your console will have loaded b9sTool

#### 第四步 – 安装 boot9strap

{% include_relative include/install-boot9strap-b9stool.txt %}

#### Section V - Luma3DS Configuration

1. Press and hold (Select), and while holding (Select), power on your console
{% include_relative include/configure-luma3ds.txt %}

{% include_relative include/luma3ds-installed-note.txt %}

___

### 继续至[完成安装](finalizing-setup)
{: .notice--primary}