fix added

Author: devanathan-vaithiyanathan

src/Core/src/Handlers/DatePicker/DatePickerHandler.Windows.cs

@@ -1,4 +1,5 @@
 #nullable enable
+using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Controls;
 using WBrush = Microsoft.UI.Xaml.Media.Brush;
 
@@ -11,11 +12,13 @@ public partial class DatePickerHandler : ViewHandler<IDatePicker, CalendarDatePi
 		protected override void ConnectHandler(CalendarDatePicker platformView)
 		{
 			platformView.DateChanged += DateChanged;
+			platformView.Loaded += OnLoaded;
 		}
 
 		protected override void DisconnectHandler(CalendarDatePicker platformView)
 		{
 			platformView.DateChanged -= DateChanged;
+			platformView.Loaded -= OnLoaded;
 		}
 
 		public static partial void MapFormat(IDatePickerHandler handler, IDatePicker datePicker)
@@ -81,6 +84,14 @@ private void DateChanged(CalendarDatePicker sender, CalendarDatePickerDateChange
 			VirtualView.Date = args.NewDate.Value.Date;
 		}
 
+		void OnLoaded(object sender, RoutedEventArgs e)
+		{
+			if (VirtualView is not null)
+			{
+				PlatformView?.UpdateCharacterSpacing(VirtualView);
+			}
+		}
+
 		public static partial void MapBackground(IDatePickerHandler handler, IDatePicker datePicker)
 		{
 			handler.PlatformView?.UpdateBackground(datePicker);

src/Core/src/Platform/Windows/DatePickerExtensions.cs

@@ -38,7 +38,15 @@ public static void UpdateMaximumDate(this CalendarDatePicker platformDatePicker,
 
 		public static void UpdateCharacterSpacing(this CalendarDatePicker platformDatePicker, IDatePicker datePicker)
 		{
-			platformDatePicker.CharacterSpacing = datePicker.CharacterSpacing.ToEm();
+		    var characterSpacing = datePicker.CharacterSpacing.ToEm();
+			platformDatePicker.CharacterSpacing = characterSpacing;
+
+			var dateTextBlock = platformDatePicker.GetDescendantByName<TextBlock>("DateText");
+			if (dateTextBlock is not null)
+			{
+				dateTextBlock.CharacterSpacing = characterSpacing;
+				dateTextBlock.RefreshThemeResources();
+			}
 		}
 
 		public static void UpdateFont(this CalendarDatePicker platformDatePicker, IDatePicker datePicker, IFontManager fontManager) =>