You can configure the date and time settings of the ESXi host manually. When you disable the NTP and the PTP clients, the manual time configuration becomes active.


  • Verify that the NTP client and the PTP client are disabled on the host.


  1. In the vSphere Client home page, navigate to Home > Hosts and Clusters.
  2. Select a host.
  3. On the Configure tab, select System > Time Configuration.
  4. In the Manual Time Configuration pane, click Edit.
    The Edit Manual Time Configuration dialog box appears.
  5. Enter a date and time and click OK.