Changing the date format in Date Picker based on the application Culture and Language
You can change the date format of the Date Picker widget by changing the application’s culture or language into the required culture/language (i.e. if you want to display DayMonthYear date formats in the date picker, you need to change the application culture into United Kingdom). The following steps explain how to change the date formats from MonthDayYear into DayMonthYear (i.e. en-US to en-GB culture).
For example: If your culture code is en-GB then, you need to specify the file name as Resources.en-GB.resx for English - United Kingdom culture.
It will open the following pop-up for application restart confirmation, click Yes.
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