Procedure
- In the Start menu, in the Search field, enter Local Security Policy, and click Local Security Policy in the Apps results.
- In the left pane, click Local Policies > User Rights Assignment .
- In the right pane, double-click Change the system time.
- Hold down the Ctrl key and click each user and group shown in the window except LOCAL SERVICE.
- Click Remove.
- Click OK to close the window and return to the User Rights Assignment.
- Double-click Change the time zone.
- Hold down the Ctrl key and click every user and group shown in the window except LOCAL SERVICE.
- Click Remove.
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Click OK to close the window.
Note: An administrator can add users and groups at a different time, if needed.