On Windows and Ubuntu systems, the Java installation used by OPSWAT Central Management can be changed by following the below guidelines:

• On Windows:

  1. Locate the file ProgramData/OPSWAT/Central/config.properties.

  2. Change java_path to the desired value. For example:

     java_path=C:\Program Files\Java\jre1.8.0_211

  3. Restart OPSWAT Central Management via the tray icon.

• On Ubuntu:

  1. Locate the file /usr/lib/ocm/ocm.service

  2. Find the EnvironmentFile variable, which should point to the file used to set up OPSWAT Central Management's environment variables. Navigate to this file.

  3. Modify the JAVA_HOME or JRE_HOME variables set in this file. For example:

     JRE_HOME=/home/admin/jre1.8.0_211

  4. Restart OPSWAT Central Management via the command systemctl restart ocm.