In short: hactool is a lock. The prod.keys file is the key. You need both.
Double-check that the file extension is strictly .keys and not .keys.txt . hactool prod.keys does not exist
Use the -k or --keyset switch followed by the path to your keys file. In short: hactool is a lock
Once this is done, hactool will automatically find and use this key file whenever you run it from any location. Double-check that the file extension is strictly
: The cryptographic keys contained within a prod.keys file are proprietary intellectual property belonging to Nintendo. Distributing these keys is a copyright violation.
When you see the error hactool prod.keys does not exist , the tool is telling you three things:
The only legally compliant way to obtain your prod.keys file is to dump them directly from your own, physically owned Nintendo Switch console using homebrew software.