Dutch dates are displayed in English format

When working in Nav 2017 for example you could enter a date in a field of datatype Date. In my case the date was rendered in the English format:

How the date is displayed in the client is controlled by your regional settings in Windows:

If you change the format to Dutch, click Apply then the date is displayed in the format I prefer.

In order for the change to be effective you need to close Nav (all open Windows). Now the date is formatted according to the Dutch format:

xxxx