The error message "[WARN] prod.keys does not exist" in hactool occurs when the program cannot locate your encryption keys file in its expected default directory or via the command line. This warning can sometimes be ignored if you are only viewing non-encrypted data, but it is critical for decrypting or extracting content from .nca or .xci files. 1. Place Keys in the Default Directory
Ensure your file is named exactly prod.keys. Some dumping tools might name the file keys.txt or prod.keys.txt. Hactool specifically looks for prod.keys in its automatic search. How to Get Your prod.keyshactool prodkeys does not exist top