Procedure

1. Go to Admin → Server Properties, and then select the Network tab.
2. Clear the Enable Time Protocol (NTP) check box under Date/Time.
3. Click the calendar icon next to the New Date/Time field.
4. Use the controls in the pop-up window to select the month, year, day, and time, and then click OK.
5. Click the Time Zone drop-down list, and select the correct time zone in which the SMS server operates.
6. Click Apply.