Use the Specify Date/Time Format window to change the date and time format. Choose one of the following radio button options and then click OK:
Use the Use default format for this locale option to adjust the date and time format to match the default setting of your current locale.
Use the Select a predefined format for the date and time option to select one of several existing date and time formats.
Use the Specify a custom format for the date and time option to determine your own format for your date and time display. Choose one of the date and time formats from the two menus.