Citron Prod Keys Guide
Citron is a Yuzu-line fork that trades some accuracy work for speed and leans heavily into Android and low-end Windows hardware. Keys are not a Citron-specific concept: it reads the standard prod.keys file like every other Switch emulator, and the only thing that changes is where that file lives.
So this page is the Citron-specific companion — the folder to use, the errors Citron prints by name, and the details that behave differently on a phone.
Download Prod Keys for Citron
Take the current dump from the homepage download table — version v23.0.0 and every release back to v16.1.0. One file serves Citron, Yuzu, Suyu, Eden, Ryujinx and Sudachi at the same time.
Citron’s Folders at a Glance
Citron keeps its own data directories rather than sharing Yuzu’s, so an existing Yuzu install does not help it out:
- Windows:
%APPDATA%/citron/keys/prod.keys - Linux:
~/.local/share/citron/keys/prod.keys - Android:
Internal Storage/Citron/keys/prod.keys
Because the format is shared, you can copy the same file to all three without editing it.
Installing the File in Citron
- Close Citron completely first — desktop builds read the keys folder only at startup
- Create the
keysfolder inside Citron’s own data directory if it does not exist - Copy
prod.keysin and confirm the name carries no extra extension - Reopen Citron; there is no import dialog to click through — detection is automatic
Android Notes for Citron
- Storage location — use Internal Storage rather than an SD card path that Citron may lose access to after a reboot
- Reinstalling the app wipes the keys folder, so keep a spare copy in Downloads and restoring takes seconds
- Duplicate downloads get renamed to
prod.keys(1), which Citron silently ignores — delete the extras
Citron Firmware Requirements
Most commercial games require both prod keys and the matching Nintendo Switch firmware. Citron supports firmware versions from 16.1.0 through the latest v23.0.0. See our firmware guide for details on matching firmware to prod keys.
What “Missing Encryption Keys” Means in Citron
Citron words the error differently from the other forks, but the underlying problem is identical: no readable prod.keys at the path it checked. Work through it in order — filename, then folder, then version. A dump older than the game you are launching fails in exactly the same way, so a fresh file from the homepage download table resolves both cases at once.