---
title: "Get Started"
---

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

### Required Reading

Different device models and versions will require different steps to achieve the end goal of boot9strap Custom Firmware. このページはあなたを正しい手順に導きます。

デバイスの図をクリックして正しいページへ移動してください。 デバイスのカラーは図で表示しているものと違うことがありますが、ボタンの位置とデバイスの機能をよく観察して選んでください。

まえは3DSをハッキングしたことがあってEmuNAND based CFWセットアップを持っている場合は、SysNANDにあるときすべての手順に従ってください。 Your data will be transfered from EmuNAND to your new B9S install at the end. If you use menuhax, you should [clear Home Menu's extdata](troubleshooting#black-screen-on-sysnand-boot) to remove it before beginning.

This page is for instructions on how to install boot9strap to a *stock* 3DS or 2DS. If you already have arm9loaderhax installed and are looking to update to boot9strap, follow [A9LH to B9S](a9lh-to-b9s).
{: .notice--primary}

Before starting, Windows users should enable the option to show file extensions using [File Extensions (Windows)](file-extensions-(windows))!
{: .notice--info}

始める前には、[H2testw (Windows)](h2testw-(windows))、[F3 (Linux)](f3-(linux))か[F3X (Mac)](f3x-(mac))でSDカードのエラーをチェックするのは万全の策です！
{: .notice--warning}

{% capture notice-1 %}
There have been reports of a wave of bans being handed out to CFW users by Nintendo. To protect yourself, please do the following steps before starting this guide:

1. Go to System Settings, then "Internet Settings", then "SpotPass", then "Sending of System Information"
1. Disable the "Sending of System Information" option
1. Exit the System Settings
1. Go to your Friend's List (the Face Icon in the top row of your Home Menu)
  + If you receive an error and are kicked out of the menu, the Friend's List setting is already disabled
1. Go to the Friend's List settings, then "Friend Notification Settings", then "Show friends what you're playing"
1. Disable the "Show friends what you're playing" option
1. Exit your Friend's List

{% endcapture %}

### Device Table

<div class="notice--danger">{{ notice-1 | markdownify }}</div>

<table>
  <colgroup>
    <col span="1" style="width: 50%;">
    <col span="1" style="width: 50%;">
  </colgroup>
  <thead>
    <tr>
      <th style="text-align: center">New 3DS or New 2DS</th>
      <th style="text-align: center">Old 3DS or Old 2DS</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td style="text-align: center"><a href="get-started-(new-3ds)"><img src="{{ base_path }}/images/new3ds.png" style="padding: 0.5em;"></a> <a href="get-started-(new-3ds)"><img src="{{ base_path }}/images/new3dsxl.png" style="padding: 0.5em;"></a> <a href="get-started-(new-3ds)"><img src="{{ base_path }}/images/new2dsxl.png" style="padding: 0.5em;"></a></td>
      <td style="text-align: center"><a href="get-started-(old-3ds)"><img src="{{ base_path }}/images/old3ds.png" style="padding: 0.5em;"></a> <a href="get-started-(old-3ds)"><img src="{{ base_path }}/images/old3dsxl.png" style="padding: 0.5em;"></a> <a href="get-started-(old-3ds)"><img src="{{ base_path }}/images/2ds.png" style="padding: 0.5em;"></a></td>
    </tr>
  </tbody>
</table>