If you wish to change your server time, you can easily do it from your WHM Host Manager.
1. Login to your WHM Root Account.
2. Go to Server Configuration >> Server Time or type Server Time in the search box, and the option will appear. Click on it.
3. You can check the currently set Time under Current Time.
4. For changing the Time Zone, select your preferred Continent/City under Configure Timezone from the drop-down menu and then click the Change TimeZone button.