vSphere Host Update Utility has the same system requirements as the vSphere Client.

To use vSphere Host Update Utility, you must have the following items:

A workstation or laptop with vSphere Host Update Utility installed.

vSphere Host Update Utility is bundled with the vSphere Client. You can install vSphere Host Update Utility when you install the vSphere Client. If the vSphere Client is already installed but vSphere Host Update Utility is not installed, you can install an updated version by rerunning the vSphere Client installer.

A network connection between the host and the computer that is running vSphere Host Update Utility.