UWP Datepicker The DatePicker class represents a control that allows a Uwp App user to pick a date value. The UWP app developers can use a DatePicker control to let UWP app users enter a date value. The user picks the date using ComboBox selection for month, day, and year values. The UWP app developers can customize the DatePicker widget’s default look. The DatePicker widget shows the day,