Installation and Upgrade > Upgrade Guide > The Windchill Upgrade Procedure > Using the Upgrade Manager > Execute the Upgrade Manager
  
Execute the Upgrade Manager
The Upgrade Manager is a utility that guides you through all the necessary steps to upgrade a Windchill system. The startup script for this utility is located in your Windchill solution installation under the <Windchill>\bin directory.
1. Start the web server on the target system.
2. Start the Upgrade Manager within a Windchill shell for the target system as follows:
Windows
UpgradeManager.bat
UNIX
UpgradeManager.sh
Linux
UpgradeManager.sh