For technical details on the exploits that you will be using on this page, see [here](https://github.com/nedwill/soundhax) (Soundhax) and [here](https://github.com/TuxSH/universal-otherapp) (universal-otherapp).
* The latest release of [SafeB9SInstaller](https://github.com/d0k3/SafeB9SInstaller/releases/download/v0.0.7/SafeB9SInstaller-20170605-122940.zip) (direct download)
* The latest release of [boot9strap](https://github.com/SciresM/boot9strap/releases/download/1.4/boot9strap-1.4.zip) (direct download)
* The latest release of [Luma3DS](https://github.com/LumaTeam/Luma3DS/releases/latest) (the Luma3DS `.zip` file)
* The latest release of [universal-otherapp](https://github.com/TuxSH/universal-otherapp/releases/latest) (`otherapp.bin`)
### 操作說明
#### 第一節 — 準備工作
In this section, you will copy the files needed to trigger both Soundhax and universal-otherapp.
1. 關閉您的主機
1. 將 SD 卡插入至電腦中
1. 複製 Soundhax `.m4a` 至 SD 卡的根目錄底下
+ 「SD 卡的根目錄」指的是你的 SD 卡含有 Nintendo 3DS 資料夾的目錄,而非該資料夾內部
In this section, you will launch Soundhax through the Nintendo 3DS Sound app, which will use universal-otherapp to launch the boot9strap (custom firmware) installer.