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2 Working Ways to Decrypt 3DS ROMs

The Nintendo 3DS is a popular handheld gaming console that offers a wide range of gaming experiences. To enjoy a broader selection of games, some enthusiasts explore the world of decrypted 3DS ROMs. Decrypting a 3DS ROM allows users to play games that may not be readily accessible through official means.

In this blog post, we will provide a detailed step-by-step guide to various methods of decrypting 3DS ROMs, enabling you to unleash a whole new gaming adventure.

Note: It is important to note that this guide is intended for educational purposes only, and using decrypted ROMs may infringe upon copyright laws. Ensure you own a legal copy of any game before proceeding.

Method 1: Using Luma3DS

Step 1: Installing Luma3DS Custom Firmware

1. Download the latest version of Luma3DS from the official GitHub repository.

2. Copy the “boot.firm” file to the root of your SD card. (Ensure the SD card is compatible with your 3DS console.)


3. Insert the SD card into your Nintendo 3DS console.


4. Power on your 3DS while holding the “SELECT” button to access the Luma3DS configuration menu.

5. Enable the “Show NAND or user string in System Settings” option and press “Start” to save the changes and boot into the Home Menu.

Step 2: Decrypting 3DS ROMs with GodMode9

1. Download the latest version of GodMode9 from the official GitHub repository.

2. Copy the “gm9” folder to the “luma” folder on your SD card.


3. Power off your 3DS and insert the SD card into your console.

4. Launch GodMode9 by holding “START” while turning on your 3DS.

5. Navigate to the location of the 3DS ROM file you wish to decrypt.

6. Press the “A” button on the ROM file and select “NCSD image options,” then choose “Decrypt file (0:/gm9/out).”


7. Wait for the decryption process to complete. The decrypted ROM will be saved in the “gm9/out” folder on your SD card.

Method 2: Using a PC Emulator (Citra)

Step 1: Installing Citra Emulator

1. Download the latest version of Citra from the official website.

2. Install Citra on your computer by following the on-screen instructions.

3. Launch Citra and set up the required settings, such as graphics and controls.


Step 2: Obtaining Decrypted 3DS ROMs

1. Acquire a legitimate copy of the 3DS ROM you wish to decrypt. Ensure you own the game or have obtained it legally.

2. Search for decrypted ROMs online or use tools such as “GodMode9” to decrypt the ROM yourself.

3. Save the decrypted 3DS ROM to a location on your computer.

Step 3: Loading Decrypted 3DS ROMs in Citra

1. Launch Citra and click on “File” in the top menu.


2. Select “Load File” and navigate to the location where you saved the decrypted 3DS ROM.

3. Choose the decrypted ROM file and click “Open” to load it in Citra.

4. Enjoy playing the decrypted 3DS ROM on your computer.

Frequently Asked Questions (FAQs)

Decrypting 3DS ROMs allows users to access a wider range of games and enhances their gaming experience. However, it’s crucial to understand the legal implications surrounding the use of decrypted ROMs and ensure you own a legitimate copy of any game you wish to decrypt.


The methods discussed in this guide provide step-by-step instructions for decrypting 3DS ROMs using Luma3DS and Citra emulator. Remember to respect copyright laws and enjoy gaming responsibly. Happy gaming!


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