This is the upgrade installation file, 2.3.11.01 version, of Geolink Navigator Plus. The zip file in this directory is password protected. Please email gsupport@sondex or call +44 7850 786671 to obtain the password. To install the program, remove the old installation using Control Panel>Add/Remove Programs>Geolink Navigator V2 OR use the menu on the installation CD. Unpack the zip file to a suitable location (e.g.Desktop). Double click on the file to install the program. To install Winlog lite the folder Winlog 4_0_8_36 needs to be downloaded from the Sondex Website. Open the folder and double left click on Setup.exe. Winlog will automatically install itself. To run Winlog the user requires a time limited security key (HASP). Contact Sondex as above for details.