The required vCenter Server Java Components (JRE) are installed or upgraded silently when you install or upgrade vCenter Server. You can also install or upgrade vCenter Server Java Components separately.

By using the separate installer, you can update or upgrade JRE to a version that is released asynchronously from vCenter Server releases. If an earlier version of JRE is present on the system, this procedure upgrades the existing JRE version.


  • Verify that Microsoft Windows Installer 3.0 or later is present on your system.
  • Download the vCenter Server installer from the VMware downloads page at and extract the zip archive.


  1. In Windows Explorer, double-click the file vCenter_Server_installation_directory/vJRE/VMware-jre.exe.
    The VMware vCenter Server - Java Components installer wizard opens.
  2. Accept the license agreement.
  3. Accept or change the default installation folder.
  4. Click Install.


The vCenter Server Java Components (JRE) are installed or upgraded.