Olympus VN-480 PC Digital Voice Recorder "found inf line required" Questions

...found in the INF when installing the software Go to Olympus web site and check in the FAQ for your model to verify O/S compatability and any software downloads you might need. ...

found in the INF. i haven't a clue as to what it means and neither as it appears do Olympus. Any help will be great http://www.olympusamerica.com/cpg_section/software_results.asp?id=1178&os=w There is

found in the inf" message. Solution #1 fixed it but it took a few attempts. It was only solved when, after following all the instructions: 1. I downloaded the first file again - and saved to the PC. 2