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

#### 必備項目

* A magnet that triggers the sleep mode of your device (if using a folding style device)
* Your ntrboot flashed flashcart
* 最新版的 [SafeB9SInstaller](https://github.com/d0k3/SafeB9SInstaller/releases/latest)
* 最新版的 [boot9strap](https://github.com/SciresM/boot9strap/releases/latest) *（正常版的 boot9strap；非 `devkit` 或 `ntr` 檔案）*
* 最新版的 [Luma3DS](https://github.com/AuroraWright/Luma3DS/releases/latest) *(`.7z` 檔案)*
* 自製軟體[入門套件](http://smealum.github.io/ninjhax2/starter.zip)

#### 操作說明

##### 第一節 — 準備工作

1. 關閉您的主機
1. 將 SD 卡插入電腦中
1. Copy `SafeB9SInstaller.firm` to the root of your SD card and rename it to `boot.firm`
1. 複製`starter.zip`裡的 _所有內容_ 到 SD 卡的根目錄底下
1. 在 SD 卡的根目錄底下建立一個新的資料夾 `boot9strap`
1. 解壓 boot9strap `.zip` 的 `boot9strap.firm` 及 `boot9strap.firm.sha` 檔案至 SD 卡的 `/boot9strap/` 資料夾中

    ![]({{ base_path }}/images/screenshots/boot9strap-ntrboot-file-layout.png)
    {: .notice--info}

1. 將 SD 卡插回主機中
1. 啟動您的主機

##### Section II - ntrboot

1. Use the magnet to find the spot on your device where the sleep sensor is triggered
  + This step is not needed on non-folding style devices (such as the old 2DS)
1. 關閉您的主機
1. Insert your flashcart into your device
1. Power on your device, with the magnet in the sleep triggering position (or toggling the sleep switch on non-folding style devices), while holding (Start) + (Select) + (X)
  + It may take a few attempts to get this to work because the positioning is awkward
1. 如果一切成功的話，您將自動進入 SafeB9SInstaller

##### 第三節 — 安裝 boot9strap

1. 等待所有安全性檢查完畢
1. 出現提示時，輸入提示的按鍵組合以安裝 boot9strap
1. Once it has completed, force your device to power off by holding down the power button
  + Your device will only boot to the SafeB9SInstaller screen until the next section is completed

##### 第四節 — 設定 Luma3DS

1. 將 SD 卡插入電腦中
1. Delete `boot.firm` from the root of your SD card
1. 解壓 Luma3DS `.7z` 內的 `boot.firm` 到 SD 卡的根目錄底下
1. 將 SD 卡插回主機中
1. 啟動您的主機
1. 您的主機將會啟動至 Luma3DS 設定選單中
  + 如果黑屏，[請參見此疑難排解](troubleshooting#ts_sys_b9s)
1. 透過方向鍵及「A」以開啟下列選項：    
  + **「Show NAND or user string in System Settings」**
1. 按下「Start」鍵以存檔並重新啟動系統
  + 如果你遇到了錯誤訊息，繼續到下一頁即可

___

繼續至 [完成安裝](finalizing-setup)
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___

##### Section V - Removing ntrboot

This is an optional section that will allow you to restore your flashcart to its original state (to allow it to be used for its standard functions).
{: .notice--info}

Do not follow this section until you have completed the rest of the instructions on this page.
{: .notice--warning}

1. Launch the Luma3DS chainloader by holding (Start) during boot on **the source 3DS**
1. Select "ntrboot_flasher"
1. Select "Restore Flash"
1. Press (Y) to proceed
1. 等到檢查完畢為止。
1. 按「B」回到主選單
1. Select "EXIT" to power off **the source 3DS**