Enterprise Administration > Windchill Export and Import > Windchill PLM Connector - Creo Packages > Windchill PLM Connector – Creo Packages > Installation and Configuration > When Upgrading From a Previous Installation
  
When Upgrading From a Previous Installation
Before upgrading Creo Packages, see the following documentation:
Windchill Upgrade Guide
Windchill Installation and Configuration Guide
Download and install the latest WinDU patches available for a previous release of Creo Packages  and execute the diagnostic before proceeding to upgrade.