Time, date, time zone, and daylight-saving time settings can be configured in the Settings app in Windows. To set these settings in Windows, select the desired task from the following list: To set the date and time automatically, make sure the option Set time automatically is switched On.

Time, date, time zone, and daylight-saving time settings can be configured in the Settings app in Windows. To set these settings in Windows, select the desired task from the following list: To set the date and time automatically, make sure the option Set time automatically is switched On.

Learn how to use the world time clock in the Alarms & Clock app in Windows.

Keep your laptop or tablet plugged in and make sure the volume on your device is high enough to hear the alarm or timer. To respond to an alarm, select Snooze, or Dismiss the alarm to stop it entirely. If you need to change the time zone of your clock, go to Settings > Time & language > Date & time.

Customers who want to update the time zone by using registry files must fully test the solution before they deploy it. In many countries, the start dates and end dates for daylight saving time (DST) change from year to year.

Learn how to use the world time clock in the Alarms & Clock app in Windows.

Fixes an issue in which system date and time cannot be changed by Control Panel. This issue occurs if the RealTimeIsUniversal registry entry is enabled in Windows 7 SP1, Windows Server 2008 R2 SP1, or Windows Embedded 7 SP1.

Time Zone is set to (GMT+02:00) Cairo. The Automatically adjust clock for daylight saving changes check box is selected. This problem occurs because the information in the registry for this time zone is incorrect. The reference data is stored in the following subkey:

Describes an update that sets time zone and DST changes in Windows for Brazil, Morocco, and São Tomé and Príncipe.

By following these instructions, you will enable the daylight saving time start date and end date that is implemented in Guatemala.