Configuring Windows regional and short date format
To specify regional formats for Windows:
- Click the [Start] button, point to Control Panel, then click Clock, Language, and Region .
- Click Region and Language.
- On the Formats tab, select the format for your country.
- Under Date and time formats, from the Short date format drop-down list, select the format used for your country.
- Click [OK].
- Close the Clock, Language, and Region window.