This file contains the Epson C12C800WN 802.11b Wireless Print Server and Epson Stylus C84WN Firmware Update v4.02. This firmware update should only be used if you are experiencing communication problems between the print server and Macintosh computers with OS X 10.2.x - 10.3.x, and the current firmware version of the print server is older than v4.02. Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.