Installation and Upgrade > Windchill Installation and Configuration > Using the PTC Solution Installer > Installing Windchill Solutions > Optional Product Settings > Windchill Index Search Installation > Windchill Index Search Post-Installation Configuration > Configure the Standalone Index Search Server
  
Configure the Standalone Index Search Server
If you have installed the index search server in standalone mode, complete the following steps.
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Ensure that you are using Java 8 or higher. If not, set the SOLR_JAVA_HOME environment variable before executing the following commands:
Windows: SET SOLR_JAVA_HOME=<PATH_TO_JAVA_8>
Unix: export SOLR_JAVA_HOME=<PATH_TO_JAVA_8>