utility cannot find the necessary cryptographic keys to decrypt or extract Nintendo Switch files
Ensure the file is named exactly prod.keys and not prod.keys.txt . Open the file in a text editor; it should look like a list of identifiers followed by hex strings (e.g., master_key_00 = XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX ). Common "Still Not Working" Scenarios hactool prod.keys does not exist
If you don’t want to move the file permanently, use the --keyset command line argument: utility cannot find the necessary cryptographic keys to
(if hactool defaults to looking for prod.keys in the current directory). hactool prod.keys does not exist