Change the date and time
If your date and time is in the wrong format, you can change the settings:
Type "Date and Time" into the global search bar on your desktop. Click on the resulting Settings icon, or press Enter, to open.
If you have a standard account, you will need to click Unlock and type the .
If you have an internet connection, you can set your date, time and time zone to update automatically by switching Automatic Date & Time and Automatic Time Zone to On.
If you do not have an internet connection, you can update these manually by switching them to Off, then clicking Date & Time and Time Zone to update.
You can also change how the hour is displayed by selecting 24-hour or AM/PM format.