Upgrading to is only supported from or later. If you are running a version older than, you must first upgrade to or later before upgrading to For customers running on a release earlier than and needing to upgrade to or higher, please contact Delphix support to help coordinate this upgrade. is the last version that can be directly upgraded to, from

If you are upgrading from a version < before you begin the upgrade process, contact Delphix Support to perform some pre-checks.