--- title: "BannerBomb3" --- {% include toc title="條目內容" %}
Technical Details (optional)

To launch custom code, we exploit a flaw in the DSiWare Data Management window of the Settings application.

To accomplish this, we use your system's encryption key (movable.sed) to build a DSiWare backup that exploits the system.

For a more technical explanation, see here.

{: .notice--info} ### Compatibility Notes 這些操作在美、歐、日、韓版可用,可透過系統版本號末尾的 「U、E、J、K」 字元來辨別。 如果您的主機為台灣版主機(系統版本號以 T 結尾的主機),請見[此頁面](bannerbomb3-fredtool-(twn))。 {: .notice--warning} ### 必備項目 * 您自 [Seedminer](seedminer) 步驟中所取得的 `movable.sed` 檔案 #### 第一節 — 準備工作 In this section, you will copy the files needed to trigger the BannerBomb3 exploit onto your device's SD card. 1. 關閉您的主機 1. 將 SD 卡插入至電腦中 1. Open [Bannerbomb3 Injector](http://3dstools.nhnarwhal.com/#/bb3gen) on your computer 1. Upload your movable.sed using the “Choose File” option 1. Click “Build and Download” + This will download an exploit DSiWare called `F00D43D5.bin` and a payload called `bb3.bin` inside of a zip archive (`DSIWARE_EXPLOIT.zip`) 1. Copy `bb3.bin` from `DSIWARE_EXPLOIT.zip` to the root of your SD card + 「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 1. Navigate to `Nintendo 3DS` -> `` -> `` on your SD card + `` is the 32-letter folder name that you copied in [Seedminer](seedminer) + `` is a 32-letter folder inside of the `` ![]({{ "/images/screenshots/bb3/dsiware-location-1.png" | absolute_url }}){: .notice--info} 1. Create a folder named `Nintendo DSiWare` inside of the `` + If you already had the folder *and* there are any existing DSiWare backup files (`<8-character-id>.bin`) inside, copy them to your PC and remove them from your SD card 1. Copy the `F00D43D5.bin` file from `DSIWARE_EXPLOIT.zip` to the `Nintendo DSiWare` folder ![]({{ "/images/screenshots/bb3/dsiware-location-2.png" | absolute_url }}) {: .notice--info} #### Section II - Hardware Button Check In this section, you will test the SAFE_MODE function of your device. This will determine which method you will follow in the next page. 1. With your device still powered off, hold the following buttons: (Left Shoulder) + (Right Shoulder) + (D-Pad Up) + (A), and while holding these buttons together, power on your device + Keep holding the buttons until the device boots into Safe Mode (a "system update" menu) 1. If prompted to update, press Cancel + If the device boots to the HOME Menu, just continue to the next step 1. 關閉您的主機 ___ ### Next steps: Choose an exploit If your device booted into Safe Mode and prompted to you to do a system update in Section II, Safe Mode is working on your device. If your device booted into Safe Mode, continue to [Installing boot9strap (USM)](installing-boot9strap-(usm)) {: .notice--primary} If your device did NOT boot into Safe Mode, continue to [Installing boot9strap (Fredtool)](installing-boot9strap-(fredtool)) {: .notice--warning}