If you need to upgrade your Java version please proceed as follows:
- Backup the cacerts file from the location of the existing JDK […]/ jdk_<old>/jre/lib/security or create a new cacerts file including the necessary certificates (e.g. company root certificate).
- Install JDK of new Java version on server. Please refer to the system requirements for supported JDK editions.
- Copy the cacerts file to the location of the new JDK […]/ jdk_<new>/jre/lib/security .
- Change JAVA_HOME in <stages>/config.bat according to the location of the new JDK and run <stages>\bin\reinstallservice.bat (as admin).