Detail information on upgrading your old installation of Team Knowledge Base for Outlook with new version and update.
Upgrade Steps to Team Knowledgebase Version 4.0
Download the latest setup from above to your system.
Extract the contents of the zip file to a file folder in your system. The downloaded zip file contains 2 files TeamKBAdminSetup_xXX.exe, TeamKBUserSetup_xXX.exe (xXX is x86 or x64)
Shutdown Outlook.
Uninstall the old Team Knowledgasebase Admin or User tool from your system.
Run’ TeamKBAdminSetup_xXX.exe’ to install the new Team Knowledgebase Admin tool.
TeamKBUserSetup_xXX.exe’ to install the new Team Knowledgebase User tool.
NOTE: The User addin tool is already contained in the Admin Addin tool. So, if you have already installed the Admin tool, there is no need to install the User tool.