To upgrade the hosts in your vSphere environment, you must create host upgrade baselines.


Upload at least one ESXi image.


  1. Use the vSphere Web Client to log in to a vCenter Server Appliance, or to a vCenter Server system with which Update Manager is registered.
  2. In the Home view of the vSphere Web Client, select the Update Manager icon.
  3. From the Objects tab, select an Update Manager instance.
    The Objects tab also displays all the vCenter Server system to which an Update Manager instance is connected.
  4. Click the Manage tab.
  5. On the Host Baselines tab, click New baseline.
  6. Type a name, and optionally, a description of the baseline.
  7. Under Baseline Type, select Host Upgrade, and click Next.
  8. On the ESXi Image page, select a host upgrade image and click Next.
  9. Review the Ready to Complete page and click Finish.


The new baseline is displayed in the Baselines pane of the Baselines and Groups tab.