Once you have the correct prod.keys file, you can use it with:
If you have a Switch on firmware 14.1.2 and have already set up Atmosphere CFW (custom firmware), follow these steps:
Nintendo has released several firmwares after 14.1.2, including 15.0.0, 16.0.0, 17.0.0, and 18.0.0 (as of 2025). Each new update adds a new master key. switch prod keys 14.1.2
| Firmware | Master Key Version | Works with Keys 14.1.2? | |----------|-------------------|--------------------------| | 14.1.1 | Key 13 | No (needs key 13) | | 14.1.2 | Key 14 | Yes | | 15.0.0 | Key 15 | No | | 16.0.0 | Key 16 | No |
If you try to play a game that requires firmware 16.0.0, your 14.1.2 prod.keys will fail. You would need to update your Switch’s firmware and re-extract keys. Once you have the correct prod
Important disclaimer: Prod.keys are copyrighted material and are tied to your specific console. Sharing or downloading prod.keys from the internet is a legal gray area and is explicitly prohibited by Nintendo’s Terms of Service. In many jurisdictions, circumventing DRM (Digital Rights Management) may violate copyright laws.
This guide assumes you already own a Nintendo Switch and have the legal right to create backups of your own system’s keys. Important disclaimer: Prod
Legitimately, prod.keys are dumped directly from a user’s own Nintendo Switch console using specialized homebrew tools such as Lockpick_RCM or kezplez-nx. The process requires the console to be already running a custom firmware (like Atmosphere) via a hardware vulnerability (for unpatched Erista units) or a modchip (for patched/Mariko units).
Crucially: You should never download prod.keys from public websites. Not only is downloading keys for a console you do not own a potential violation of copyright laws in many jurisdictions (as keys can be considered proprietary protection measures under the DMCA), but it also exposes you to malware risks.
Verification: Open the
prod.keysfile with a text editor. Look for a line that readsmaster_key_14 = XXXXXXXXXXXXXXXXXXXX. If present, you have successfully extracted version 14.1.2 keys.