: Copy your _ _sysnand_##.bin file to the /gm9/out/ folder on your SD card. Enter GodMode9 : Hold (Start) while powering on. Access Restore Options : Press (Home) →right arrow
A standard 3DS NAND dump requires between 1GB and 2GB of free space on your SD card, depending on your specific 3DS model (Old 3DS vs. New 3DS).
⭐⭐⭐⭐☆ (4/5) – A critical skill for advanced users, but not for casual players.
This report outlines the essential procedures for managing your Nintendo 3DS NAND, specifically focusing on creating backups and reinstalling essential system titles or homebrew applications. The "NAND" refers to the internal storage required for the 3DS to operate. 1. Creating a 3DS NAND Backup
The Nintendo 3DS family—including the original 3DS, 2DS, New 3DS, and XL models—has a rich library of games. However, as of 2026, the official eShop is long closed, and physical cartridges are aging. The ultimate solution for 3DS enthusiasts is unlocking the console's internal memory to download and install games (CIAs), custom themes, and homebrew applications directly. 3ds nand download install
Place your .cia files anywhere on your SD card, such as sdcard:/cias/ . Open GodMode9: Power on while holding Start .
This guide is for informational and educational purposes. Messing with NAND is the most dangerous software modification you can perform on a 3DS. A single wrong click can permanently destroy your console. Proceed at your own risk.
The internal memory, or NAND, of your Nintendo 3DS is the command center of the console. It holds the operating system, essential system files, and the core data that allows the device to function. Knowing how to manage this data—understanding what it is, when to back it up, and how to restore or even replace it—is a fundamental skill for any enthusiast looking to preserve or repair their system. This guide provides a detailed, step-by-step walkthrough of everything you need to know about the 3DS NAND.
This process is for repairing a bricked console or migrating data to a new motherboard . Doing this incorrectly will turn your console into an irreparable electronic brick. Do not attempt this if your console works fine. : Copy your _ _sysnand_##
The 3DS internal NAND has limited space. Only install essential system apps to [A:] SYSNAND . Use [0:] SDCARD for games.
Input your console's unique button sequence to unlock SysNAND writing permissions.
This is the primary tool used for NAND operations.
: A "brick" is a state where a console becomes completely inoperable, often due to a failed update, corrupted system files, or a bad flash of custom firmware. A NAND backup is the primary lifeline for recovering a bricked console. By restoring a clean, functional backup, you can effectively reset the system to a working state. For bricks that cannot be repaired by other methods, such as system menus failing to load, a CTRTransfer (explained later) is considered the "nuclear option" for rewriting the entire CTRNAND partition. New 3DS)
: Press (Home) and select Scripts... > GM9Megascript . Backup Options : Select Backup Options > SysNAND Backup .
A review of the "3DS NAND download install" process highlights that
while it is a critical safety measure for modded consoles, it refers to creating and storing your own backup rather than downloading one from the internet