Remember the golden rule of homebrew: Always dump your own keys. Not only does it keep you legal, but it guarantees that hactool will work with your specific dumps.
C:\hactool\ ├── hactool.exe └── prod.keys hactool prodkeys does not exist fixed
echo 'export HACTOOL_KEYS_FILE="$HOME/keys/prod.keys"' >> ~/.bashrc Even if the file is found, hactool will throw the "does not exist" error if the keys inside are invalid or missing critical entries. Remember the golden rule of homebrew: Always dump
If you are a Nintendo Switch homebrew enthusiast, a reverse engineer, or someone trying to dump or decrypt your own game files, you have likely encountered the frustrating hactool error: "Failed to locate prod.keys." or "prod.keys does not exist." If you are a Nintendo Switch homebrew enthusiast,
This error halts your progress immediately. You cannot decrypt NCA files, view program metadata, or extract game assets without solving it.
export HACTOOL_KEYS_FILE=/home/user/keys/prod.keys
hactool --keyset=D:\switch\prod.keys game.nca This overrides all other search locations and is the most reliable method. For power users who run hactool from many locations, set the HACTOOL_KEYS_FILE environment variable.