Installation and Upgrade > Windchill ESI > Installing and Configuring Windchill ESI in an SAP Environment > Windchill ESI Preferences, Distribution Target Attributes and Global Variable Groups > Windchill ESI Preferences
  
Windchill ESI Preferences
Windchill ESI preferences are stored and maintained the same way as other Windchill PDMLink preferences, in the Preference Management utility. Authorized users can configure the generation of Windchill ESI response messages by modifying one or more of theseWindchill ESI preferences.
To open the Preference Management utility, use one of the following links:
• Site > Utilities > Preference Management
Site > Organization > Preference Management
* 
Windchill ESI preferences are stored in XML files. These XML files should not be manually edited.
For more information see Preference Management.