Upgrade paths

If you are running Forcepoint Email Security version 8.5.3 or 8.54, you can upgrade directly to Forcepoint Email Security version 8.5.5. You must perform intermediate upgrades if you are running any other previous version of Email Security Gateway or TRITON AP-EMAIL.

If you are running AP-DATA Email Gateway version 8.3, it is not possible to upgrade to version 8.5.4; a new appliance must be installed.

See Upgrading to Forcepoint Email Security v8.5.x for:
  • Supported upgrade paths
  • Detailed upgrade paths
  • Links to all direct and intermediate upgrade instructions
  • Important information about backing up your system before you upgrade

You must upgrade a version 7.8.4 Email Security Gateway X Series chassis security blade to TRITON AP-EMAIL version 8.0.0 before you can upgrade to version 8.5. To upgrade an X Series security blade, see the X Series upgrade guide.