Lexmark Optra E310 is a Drivers software developed by Lexmark International, Inc.. After our trial and test, the software was found to be official, secure and free. Here is the official description for Lexmark Optra E310: Lexmark Version Information Application Lexmark X84-X85 All-In-One Driver for Microsoft Windows XP. This download includes the printer and scanner software. The package also includes the update patch 3.0 (LxkX85PatchLE.exe) within the driver file. Contact Lexmark at http://support.lexmark.com for support information on this file. The printer driver can be downloaded from this web site free of charge. However, there will be a fee to cover materials and handling if requested from the Technical Support Center. you can download Lexmark Optra E310 188.8.131.52 free now.