Upgrading VMware ESXi version

Last Updated : Jun 10, 2026 |

About this task

If the ESXi upgrade is required for upgrading System Manager to Release 10.1, use the following procedure to upgrade ESXi to supported ESXi version.

For information about the supported ESXi version, see Supported ESXi version.

Procedure

  1. Shut down all the virtual machines that are hosted on the ESXi.
  2. Put the ESXi into maintenance mode.

    For information about performing steps on ESXi, see VMware product documentation website.

  3. Upgrade ESXi to supported ESXi version.

    For information about upgrading ESXi, see VMware product documentation website.

  4. After upgrading the ESXi host, log in to the host UI, and exit from the ESXi maintenance mode.
  5. Apply the license key for the upgraded ESXi.
  6. Power on the System Manager virtual machine and other virtual machines.
  7. Install Solution Deployment Manager Client Release 10.1.
  8. Launch Solution Deployment Manager Client and perform the following:
    1. Add the ESXi host.

      For information, see Adding an Appliance Virtualization Platform, ESXi, or Avaya Solutions Platform 130 host.

    2. Establish trust with the System Manager virtual machine.

      For information, see Re-establishing trust for Solution Deployment Manager elements.

    3. Upgrade System Manager to Release 10.1.

      For information, see Upgrading Appliance Virtualization Platform or VMware-based System Manager Release 8.1.x or 10.1.x to Release 10.2.x running on VMWare by using the Solution Deployment Manager client.