ManiacOfHomebrew: Transfer from NAND backup

2026-07-02T01:50:33Z

Transfer from NAND backup

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{{Warning|text=Please read the [[../|previous page]] fully before continuing.}}

If you are confused in any way, join {{ml|Get support|the Nintendo Homebrew Discord}} and ask for help in the 3ds-assistance channels.

==What You Need==

*The NAND backup from the 3DS console you'd like to transfer from (a <code>.bin</code> file)
**This will be referred to as the '''source console's NAND backup''' for this guide's purposes
*The 3DS console that you'd like to transfer to, modded with [[3DS:Luma3DS|Luma3DS]]
**This will be referred to as the '''destination console''' for this guide's purposes
**If this console is not currently modded, stop and mod it with [[3ds-guide:|our custom firmware installation guide]] first
*ninfs installed to your computer
**For Windows, [https://github.com/ihaveamac/ninfs/releases/download/v2.0/ninfs-2.0-win32-installer.exe download and run the installer]
**For [https://github.com/ihaveamac/ninfs?tab=readme-ov-file#macos MacOS] and [https://github.com/ihaveamac/ninfs?tab=readme-ov-file#linux Linux], check out the installation instructions
*On Windows: [https://www.7-zip.org/download.html 7-zip] installed to your computer
**MacOS and Linux ''should'' be able to open the .img files directly within their file browsers

==Instructions==

===Section I - Movable Moveover===
Do you have access to the Nintendo 3DS folder on the SD card that was used by the '''source console'''?
----
<tabber>
|-|Yes, I have the Nintendo 3DS folder =
#Before continuing, you '''must''' follow the [[3DS:Movable Moveover|Movable Moveover]] guide to its completion
|-|No, I must create a blank one =
#Go to the [https://fix.movable.686178.xyz/ Movable Fixer/Extractor site] by DannyAAM and select your NAND backup from your files
#Copy the ID0 value from the text box that appears
#Power off your destination console
#Insert your destination console's SD card into your computer
#Open the <code>Nintendo 3DS</code> folder on your SD card
#*This is different from the <code>3ds</code> folder
#Create a new folder within the <code>Nintendo 3DS</code> folder named after the ID0 value you copied (paste it from your clipboard)
#Before continuing, you '''must''' follow the [[3DS:Movable Moveover|Movable Moveover]] guide to its completion
</tabber>

{{Warning|text=If you do not follow the Movable Moveover guide, some save data will not copy properly. If you do not want to transfer SD card data, this guide will not help you.}}

===Section II - Prep Work===
{{Info|text=Follow this instructions on the '''destination console''' only.}}

# Insert an SD card into the console if you have not already
# Hold {{B|Start}}, and while holding {{B|Start}}, power on your console
#Your console will have booted into GodMode9
# Navigate to <code>[M:] MEMORY VIRTUAL</code>
# Select <code>boot9.bin</code>, then select <code>Copy to 0:/gm9/out</code>
# Power off your console

=== Section III - Extracting NAND Savegames ===

# Insert the '''destination console's''' SD card into your computer
# Inside the Downloads folder on your computer, create a new folder named <code>nand</code>
# Launch ninfs on your computer
# Select <code>New Mount</code>
# From the dropdown in the new window, select <code>Nintendo 3DS NAND backup ("nand.bin")</code> and then select <code>Next</code>
# Under <code>Select the NAND file:</code>, select the button labelled <code>...</code> and then select your '''source console's NAND backup''' (.bin file)
# Under <code>Select the boot9 file:</code>, select the button labelled <code>...</code> and then select <code>boot9.bin</code> from <code>/gm9/out</code> on your SD card
# Leave <code>Select your OTP file (not required if GodMode9 essential.exefs is embedded):</code> '''blank'''
# Leave <code>Allow writing</code> '''unchecked'''
# Select <code>Next</code>
# Under <code>Select the directory to mount to:</code>, select the button labelled <code>...</code> and then select the <code>nand</code> folder that you created inside the Downloads folder
# Select <code>Mount</code>
# If on Windows: Open 7-zip and navigate to the <code>nand</code> folder, then open <code>ctrnand_full.img</code>
#* Linux/MacOS: You should be able to open <code>ctrnand_full.img</code> from inside the <code>nand</code> folder directly with your file manager
# Copy the <code>data</code> folder inside to your Downloads folder on your computer
# Inside the <code>data</code> folder, navigate to <code>(32 character ID)</code> → <code>sysdata</code>
# Delete the following folders (taken from [[Hacks Guide Wiki talk:To-do list#Manual 3DS system transfer|here]]):
#* <code>00010017</code> (config savegame)
#* <code>0001002c</code> (nim savegame)
#* <code>00010038</code> (act module savegame)
# Copy the (modified) <code>data</code> folder from your Downloads folder to the root of the '''destination console's''' SD card
# Reinsert the '''destination console's''' SD card into the '''destination console'''

===Section IV - Data Transfer===
{{Warning|text=This process will overwrite all current NAND savegame data. A backup will be made at <code>/gm9/out/data</code> if you follow the instructions properly. For additional protection, you may want to [[3DS:GodMode9/Usage#Creating_a_NAND_backup|create a NAND backup]] for the destination console before following this section.}}{{Info|text=Follow these instructions on the '''destination console''' only.}}

#Hold {{B|Start}}, and while holding {{B|Start}}, power on your console
#Your console will have booted into GodMode9
#Navigate into the <code>[0:] SD CARD</code> drive
#Press {{B|Y}} on the <code>data</code> folder
#Press {{B|B}} to go back to the main menu
#Navigate into the <code>[1:] SYSNAND CTRNAND</code> drive
#Press {{B|R|A}} on the <code>data</code> folder
#Select "Copy to 0:/gm9/out" to make a backup of your current NAND savegame data
#*If you see "Destination already exists", press {{B|A}} on "Overwrite file(s)"
#Once this finishes, press {{B|Y}} and select "Copy path(s)" to paste the savegame data from your clipboard
#Press {{B|A}} to unlock SysNAND (lvl1) writing, then input the key combo given
#Select "Overwrite file(s)" in the prompt that appears and wait for it to finish
#Press {{B|A}} to relock write permissions if prompted
#Press {{B|Start}} to reboot

User:ManiacOfHomebrew/NAND Savegame Transfer/Dump from NAND Backup - Revision history

ManiacOfHomebrew: Transfer from NAND backup