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3DS:Alternate Exploits/Homebrew Launcher (steelhax)

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< 3DS:Alternate Exploits
Revision as of 22:15, 10 March 2024 by Ihaveahax (talk | contribs) (→‎What You Need: fix Seedminer link)

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Required Reading

This method of using Seedminer for further exploitation uses your movable.sed file to write a custom save file for Steel Diver: Sub Wars, which can then be used to launch the Homebrew Launcher.

OOjs UI icon information-warning.svg This process requires your console-specific movable.sed file. If you don't have it yet, you can get it by following seedminer. (Don't continue to BannerBomb3.)
OOjs UI icon information-warning.svg If you already have Steel Diver: Sub Wars, this process will overwrite your game's save file!

What You Need

  • The game "Steel Diver: Sub Wars" (no longer available for download on eShop) installed on your device
  • Your movable.sed file from completing Seedminer
  • The latest release of Steelhax (direct download)
  • The latest release of Luma3DS (the Luma3DS .zip file)


Section I - Prep Work

  1. Power off your device
  2. Insert your SD card into your computer
  3. Copy boot.firm and boot.3dsx from the Luma3DS .zip to the root of your SD card
    • The root of the SD card refers to the initial directory on your SD card where you can see the Nintendo 3DS folder, but are not inside of it
  4. Copy the steelhax folder from the to the root of your SD card
  5. Copy the otherapp payload for your region/version/model from the otherapps .zip file to the /steelhax/ folder and rename it to payload.bin
  6. Reinsert your SD card into your device
  7. Power on your device

Section II - Steelminer

  1. Launch "Steel Diver: Sub Wars" once and select a Mii to initialize your save file
    • Decline the game update when prompted
    • If you have already updated the game, use the Data Management menu of the System Settings to delete the update
  2. Exit "Steel Diver: Sub Wars"
  3. Power off your device
  4. Insert your SD card into your computer
  5. Open the SteelHax Save Tool website on your computer
  6. Select your movable.sed file
  7. Select your region based on your console
  8. Select "Build and Download"
  9. Wait for the process to complete
  10. Navigate to Nintendo 3DS -> <ID0> -> <32-character-id> -> title -> 00040000 -> <8-character-region> -> data on your SD card
    • EUR Region: 000d7e00
    • JPN Region: 000d7c00
    • USA Region: 000d7d00
  11. Copy the new downloaded save file to the data folder on your SD card
    • Overwrite the old save file when prompted
  12. Reinsert your SD card into your device
  13. Power on your device
  14. Launch "Steel Diver: Sub Wars"
  15. If the exploit was successful, your device will have loaded the Homebrew Launcher

Continue to Installing boot9strap (nimdsphax)