Citra Aes-keys.txt =link=
~/.var/app/org.citra_emu.citra/data/citra-emu/sysdata/ .
Restart Citra. Go to File → Load File and select your encrypted ROM. Citra Aes-keys.txt
If you need help with the (using your own 3DS), I can explain the steps or point you to the official documentation. Let me know. Citra Aes-keys.txt
These keys are required to play encrypted .3ds or .cia files. If you have "decrypted" ROMs, you typically do not need this file. Citra Aes-keys.txt