Installation and Upgrade > Installation and Configuration Guide > Using the PTC Solution Installer > Installation Planning for Optional Products > Windchill Enterprise Systems Integration
  
Windchill Enterprise Systems Integration
The following sections describe the high-level steps you need to perform to install and configure Windchill Enterprise Systems Integration (Windchill ESI) with TIBCO Middleware and ERP Connector.
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Windchill ESI is supported on Windows Server 2019 but the associated TIBCO Server would have to be deployed on a separate host that is not Windows Server 2019.
Windchill ESI with TIBCO
If you are installing Windchill ESI and your implementation will use the bundled TIBCO software, there are three steps you need to complete in order to use Windchill ESI:
1. Install TIBCO using the Middleware Installation and Configuration Utility (MICU) and record the location of the tibjms.jar file before you initiate the PTC Solution Installer (PSI).
2. Install Windchill PDMLink and Windchill ESI using the PSI.
3. Complete post-PSI configurations to configure Windchill ESI to Oracle Applications or SAP. Refer to your Windchill ESI documentation for information on post-PSI configuration information.
To install TIBCO and configure ESI to ERP (steps 1 and 3), refer to the Administering Windchill ESI in an ORACLE Applications Environment or the Installing and ConfiguringWindchill ESIin an SAP Environment for more information. This guide only contains instructions for step 2.