The only 100% legal way to obtain Prod Keys is to extract (or "dump") them from your own physical Nintendo Switch console. This process requires a "hackable" or unpatched Switch that can run Custom Firmware (CFW) like Atmosphere. The General Extraction Process:
This error usually means your Prod Keys are outdated. When Nintendo releases a new system firmware update (e.g., moving from version 17.0 to 18.0), they often update the keys. If you try to play a brand-new game with old keys, the decryption will fail. You must re-dump the keys from your Switch after updating its firmware. yuzu prod keys
By requiring users to provide their own keys, the emulator functions as a neutral piece of software, placing the responsibility of copyright compliance on the end-user. How to Get Prod Keys Legally The only 100% legal way to obtain Prod
Copy your prod.keys (and title.keys if you have them) into this folder. When Nintendo releases a new system firmware update (e
Click on File in the top-left menu and select Open yuzu Folder .
Yuzu is an open-source project that aims to stay within the bounds of copyright law. Prod keys are proprietary software owned by Nintendo. If the Yuzu developers included these keys in their download package, they would be distributing copyrighted material, which would lead to immediate legal action and the shutdown of the project.
While Yuzu primarily relies on prod.keys , some users find that their game library doesn't populate correctly without title.keys . It is always best practice to dump both at the same time using Lockpick_RCM.