Place it in Android/data/org.citra.citra_emu/files/sysdata . Libretro (RetroArch): Place it in ../saves/Citra/sysdata . Troubleshooting AES Key Issues
: Older key files may lack the "seeds" required for newer games released late in the 3DS lifecycle.
For to run encrypted 3DS games, you need a high-quality aes_keys.txt file placed in the correct system folder. How to Set Up aes_keys.txt
Whether the issue occurs with or is isolated to a single title.
A "high quality" aes_keys.txt refers to a comprehensive file containing:
: Ensure your 3DS is running modern custom firmware (like Luma3DS).
Are you getting a when trying to load games?
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: C:/Users/[Your-User]/AppData/Roaming/Citra/sysdata/ macOS : ~/Library/Application Support/Citra/sysdata/
slot0x18KeyX = 00000000000000000000000000000000 slot0x1BKeyX = 00000000000000000000000000000000 slot0x25KeyX = 00000000000000000000000000000000 common0 = 00000000000000000000000000000000 common1 = 00000000000000000000000000000000 Use code with caution.
A comprehensive, high-quality keys file generally contains several types of cryptographic data dumped from a 3DS console: