Double-check your folder structure. For a portable build, the path must be Citra/user/sysdata/aes_keys.txt . Ensure the file is not placed in the root folder or the base user folder. 2. Incorrect File Extension
Inside user , create a folder named sysdata if it doesn't already exist .
While you might be tempted to search for pre-made aes_keys.txt files online, exercise extreme caution. It's an ethical and legal gray area to use keys not derived from your own console. More importantly, downloading such files from untrusted sources poses a significant security risk to your system. For the safest and most legitimate experience, the only recommended path is to dump the keys from your own hardware.
To make Citra portable, you must force the emulator to store all data within its own folder rather than the default "AppData" roaming folder on Windows.
If the sysdata folder does not exist within your Citra directory, you can simply create it manually. 3. Defining the Portable Path citra aes keystxt portable
changes this behavior. By forcing Citra to store all user data inside the exact same folder as the emulator executable ( citra-qt.exe ), you gain massive benefits:
Nintendo’s intellectual property rights mean these system files cannot be legally distributed. You must dump these keys directly from your own, physically modified 3DS hardware using a tool like . Boot your modified 3DS into GodMode9. Navigate to [S:] SYSNAND VIRTUAL or [A:] SYSNAND CTRNAND .
If Citra still claims your ROM is encrypted after you have set up your keys, check the following:
Using a Citra AES Key TXT Portable file has several benefits: Double-check your folder structure
slot0x18KeyX=0123456789ABCDEF0123456789ABCDEF slot0x1BKeyX=0123456789ABCDEF0123456789ABCDEF slot0x25KeyX=0123456789ABCDEF0123456789ABCDEF slot0x2CKeyX=0123456789ABCDEF0123456789ABCDEF
📂 (Can be placed anywhere, including a USB drive) 📁 user (Forces portable mode) 📁 sysdata 📄 aes_keys.txt (Contains your decryption keys) 📄 citra-qt.exe (The emulator executable)
The Ultimate Guide to Citra AES Keys (aes_keys.txt) for Portable Setup
By default, Citra stores its user data (saves, shaders, configuration, and system files) in your operating system's global application data folder (e.g., AppData\Roaming\Citra on Windows). It's an ethical and legal gray area to
If your encrypted games still won't load after placing your aes_keys.txt file, check these common pitfalls:
Modern Citra builds prompt the user to provide a boot9.bin dump (extracted via custom firmware like GodMode9 on a real 3DS).
Setting up Citra on a specific platform like or Android ?
However, the most common format used by the community and early Citra builds mapped specific slots: