Thanks for the reply. Working fine here.

@(Html.Infragistics().DatePicker()

.ID("EndMonthId")

. . .

.DatePickerOptions(options =>

{

options.ChangeMonth(true);

options.ChangeYear(true);

options.AddClientEvent("onChangeMonthYear", "onChangeMonthYear");

})

Additionally, the color of the dropdown items should be set to black:

Replaced these codes and working fine for me

thanks