Fix for unable to select a tab after backing out of a page and returning.

src/Controls/src/Core/TabbedPage/TabbedPage.Windows.cs

@@ -134,7 +134,10 @@ void OnHandlerDisconnected(FrameworkElement? platformView)
 			Appearing -= OnTabbedPageAppearing;
 			Disappearing -= OnTabbedPageDisappearing;
 			if (_navigationView != null)
+			{
+				_navigationView.SelectedItem = null;
 				_navigationView.SelectionChanged -= OnSelectedMenuItemChanged;
+			}
 
 			OnTabbedPageDisappearing(this, EventArgs.Empty);
 
@@ -331,6 +334,7 @@ internal static void MapItemsSource(ITabbedViewHandler handler, TabbedPage view)
 						vm.UnselectedTitleColor = view.BarTextColor?.AsPaint()?.ToPlatform();
 						vm.SelectedForeground = view.SelectedTabColor?.AsPaint()?.ToPlatform();
 						vm.UnselectedForeground = view.UnselectedTabColor?.AsPaint()?.ToPlatform();
+						vm.IsSelected = page == view.CurrentPage;
 					});
 
 				handler.UpdateValue(nameof(TabbedPage.CurrentPage));

src/Controls/tests/TestCases.HostApp/Issues/Issue24741.cs

@@ -0,0 +1,36 @@
+namespace Maui.Controls.Sample.Issues
+{
+	[Issue(IssueTracker.Github, 24741, "Unable to select tab after backing out of page and returning", PlatformAffected.UWP)]
+	public class Issue24741 : NavigationPage
+	{
+		public Issue24741() : base(new TestPage())
+		{
+		}
+
+		public class TestPage : TestContentPage
+		{
+			protected override void Init()
+			{
+				Title = "Issue 24741";
+
+				var navigationButton = new Button
+				{
+					AutomationId = "NavigateButton",
+					Text = "Navigate to TabbedPage"
+				};
+
+				navigationButton.Clicked += (s, e) =>
+				{
+					Navigation.PushAsync(new Issue24741TabbedPage());
+				};
+
+				var content = new VerticalStackLayout
+				{
+					navigationButton
+				};
+
+				Content = content;
+			}
+		}
+	}
+}

src/Controls/tests/TestCases.HostApp/Issues/Issue24741TabbedPage.xaml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<TabbedPage 
+  xmlns="http://schemas.microsoft.com/dotnet/2021/maui" 
+  xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+  x:Class="Maui.Controls.Sample.Issues.Issue24741TabbedPage"
+  xmlns:issues="clr-namespace:Maui.Controls.Sample.Issues">
+  <issues:Issue24741Page1 />
+  <issues:Issue24741Page2 />
+</TabbedPage>

src/Controls/tests/TestCases.HostApp/Issues/Issue24741TabbedPage.xaml.cs

@@ -0,0 +1,57 @@
+namespace Maui.Controls.Sample.Issues;
+
+public partial class Issue24741TabbedPage : TabbedPage
+{
+	public Issue24741TabbedPage()
+	{
+		InitializeComponent();
+	}
+}
+
+public class Issue24741Page1 : ContentPage
+{
+	public Issue24741Page1()
+	{
+		Title = "Page 1";
+
+		var content = new Button
+		{
+			AutomationId = "Page1Button",
+			Text = "Page 1"
+		};
+
+		content.Clicked += async (sender, args) =>
+		{
+			await Navigation.PopAsync();
+		};
+
+		Content = new VerticalStackLayout
+		{
+			content
+		};
+	}
+}
+
+public class Issue24741Page2 : ContentPage
+{
+	public Issue24741Page2()
+	{
+		Title = "Page 2";
+
+		var content = new Button
+		{
+			AutomationId = "Page2Button",
+			Text = "Page 2"
+		};
+
+		content.Clicked += async (sender, args) =>
+		{
+			await Navigation.PopAsync();
+		};
+
+		Content = new VerticalStackLayout
+		{
+			content
+		};
+	}
+}

src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue24741.cs

@@ -0,0 +1,46 @@
+#if WINDOWS
+using NUnit.Framework;
+using UITest.Appium;
+using UITest.Core;
+
+namespace Microsoft.Maui.TestCases.Tests.Issues
+{
+	public class Issue24741 : _IssuesUITest
+	{
+		public Issue24741(TestDevice testDevice) : base(testDevice)
+		{
+		}
+
+		public override string Issue => "Unable to select tab after backing out of page and returning";
+
+		[Test]
+		[Category(UITestCategories.TabbedPage)]
+		public void SelectTabAfterNavigation()
+		{
+			const string Page2Title = "Page 2";
+
+			// 1. Navigate to the TabbedPage.
+			App.WaitForElement("NavigateButton");
+			App.Tap("NavigateButton");
+
+			// 2. Click the second Tab.
+			App.Tap(Page2Title);
+
+			// 3. Navigate back.
+			App.WaitForElement("Page2Button");
+			App.Tap("Page2Button");
+
+			// 4. Repeat the process. Navigate to the TabbedPage.
+			App.WaitForElement("NavigateButton");
+			App.Tap("NavigateButton");
+
+			// 2. Click the second Tab.
+			App.Tap(Page2Title);
+
+			// 6. Screenshot to validate the result.
+			VerifyScreenshot();
+			App.Back();
+		}
+	}
+}
+#endif

src/Core/src/Platform/Windows/NavigationViewItemViewModel.cs

@@ -214,6 +214,7 @@ public bool IsSelected
 			{
 				_isSelected = value;
 				OnPropertyChanged(nameof(Background));
+				OnPropertyChanged(nameof(TitleColor));
 				UpdateForeground();
 			}
 		}

src/TestUtils/src/UITest.Appium/AppiumApp.cs

@@ -90,7 +90,8 @@ public virtual IUIElement FindElement(IQuery query)
 #nullable disable
 		public virtual IUIElement FindElementByText(string text)
 		{
-			return AppiumQuery.ByXPath("//*[@text='" + text + "' or @Name='" + text + "']").FindElement(this);
+			// Android (text), iOS (label), Windows (Name)
+			return AppiumQuery.ByXPath("//*[@text='" + text + "' or @label='" + text + "' or @Name='" + text + "']").FindElement(this);
 		}
 #nullable enable
 
@@ -101,7 +102,8 @@ public virtual IReadOnlyCollection<IUIElement> FindElements(string id)
 
 		public virtual IReadOnlyCollection<IUIElement> FindElementsByText(string text)
 		{
-			return AppiumQuery.ByXPath("//*[@text='" + text + "' or @Name='" + text + "']").FindElements(this);
+      // Android (text), iOS (label), Windows (Name)
+			return AppiumQuery.ByXPath("//*[@text='" + text + "' or @label='" + text + "' or @Name='" + text + "']").FindElements(this);
 		}
 
 		public virtual IReadOnlyCollection<IUIElement> FindElements(IQuery query)