Hactool looks for the keys in a specific location by default.
To recap the from this article:
这个警示语对新手来说极易被误判为操作失败，但实际上它往往只是一个无害的提醒。本文将从技术原理和实际操作出发，系统性地解析这一报错的成因及全面解决方案，确保你再也不必为此焦虑。 hactool prodkeys does not exist top
This error message typically means cannot find the necessary decryption keys to process your files (like NSPs or NCAs). To fix this, you generally need to provide a valid file. Here is how to resolve it: 1. Rename and Relocate : Ensure your keys file is named exactly (some dumpers output may not recognize by default). Default Location : Place the file in the same directory as the hactool.exe , it often looks for them in %USERPROFILE%\.switch\prod.keys Linux/macOS , it defaults to ~/.switch/prod.keys 2. Explicitly Point to the Keys If you don't want to use the default folder, you can tell exactly where the keys are using the flag in your command: hactool.exe -k prod.keys --extract game.nsp Use code with caution. Copied to clipboard 3. Verify Key Integrity Invalid NCA Header Hactool looks for the keys in a specific location by default
Place title.keys in the same .switch folder as your production keys. Here is how to resolve it: 1