diff --git a/Directory.Packages.props b/Directory.Packages.props
index 750a57fdfc..e70c006ca9 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -77,10 +77,10 @@
     <PackageVersion Include="Microsoft.Windows.CsWinRT" Version="2.2.0" />
     <PackageVersion Include="Microsoft.Windows.ImplementationLibrary" Version="1.0.231216.1"/>
     <PackageVersion Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.26100.6901" />
-    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.8.251106002" />
-    <PackageVersion Include="Microsoft.WindowsAppSDK.Foundation" Version="1.8.251104000" />
-    <PackageVersion Include="Microsoft.WindowsAppSDK.AI" Version="1.8.39" />
-    <PackageVersion Include="Microsoft.WindowsAppSDK.Runtime" Version="1.8.251106002" />
+    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.8.260209005" />
+    <PackageVersion Include="Microsoft.WindowsAppSDK.Foundation" Version="1.8.260203002" />
+    <PackageVersion Include="Microsoft.WindowsAppSDK.AI" Version="1.8.47" />
+    <PackageVersion Include="Microsoft.WindowsAppSDK.Runtime" Version="1.8.260209005" />
     <PackageVersion Include="Microsoft.Xaml.Behaviors.WinUI.Managed" Version="2.0.9" />
     <PackageVersion Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.39" />
     <PackageVersion Include="ModernWpfUI" Version="0.9.4" />
diff --git a/src/modules/EnvironmentVariables/EnvironmentVariables/EnvironmentVariablesXAML/MainWindow.xaml b/src/modules/EnvironmentVariables/EnvironmentVariables/EnvironmentVariablesXAML/MainWindow.xaml
index ae77a78caa..c38b1cf9e0 100644
--- a/src/modules/EnvironmentVariables/EnvironmentVariables/EnvironmentVariablesXAML/MainWindow.xaml
+++ b/src/modules/EnvironmentVariables/EnvironmentVariables/EnvironmentVariablesXAML/MainWindow.xaml
@@ -21,13 +21,9 @@
             <RowDefinition Height="*" />
         </Grid.RowDefinitions>
         <TitleBar x:Name="titleBar" IsTabStop="False">
-            <!--  This is a workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10374, once fixed we should just be using IconSource  -->
-            <TitleBar.LeftHeader>
-                <ImageIcon
-                    Height="16"
-                    Margin="16,0,0,0"
-                    Source="/Assets/EnvironmentVariables/EnvironmentVariables.ico" />
-            </TitleBar.LeftHeader>
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="/Assets/EnvironmentVariables/EnvironmentVariables.ico" />
+            </TitleBar.IconSource>
         </TitleBar>
     </Grid>
 </winuiex:WindowEx>
diff --git a/src/modules/EnvironmentVariables/EnvironmentVariables/EnvironmentVariablesXAML/MainWindow.xaml.cs b/src/modules/EnvironmentVariables/EnvironmentVariables/EnvironmentVariablesXAML/MainWindow.xaml.cs
index 1543aaf134..9db83070f7 100644
--- a/src/modules/EnvironmentVariables/EnvironmentVariables/EnvironmentVariablesXAML/MainWindow.xaml.cs
+++ b/src/modules/EnvironmentVariables/EnvironmentVariables/EnvironmentVariablesXAML/MainWindow.xaml.cs
@@ -27,8 +27,8 @@ namespace EnvironmentVariables
 
             ExtendsContentIntoTitleBar = true;
             SetTitleBar(titleBar);
-
             AppWindow.SetIcon("Assets/EnvironmentVariables/EnvironmentVariables.ico");
+
             var loader = ResourceLoaderInstance.ResourceLoader;
             var title = App.GetService<IElevationHelper>().IsElevated ? loader.GetString("WindowAdminTitle") : loader.GetString("WindowTitle");
 
diff --git a/src/modules/FileLocksmith/FileLocksmithUI/FileLocksmithXAML/MainWindow.xaml b/src/modules/FileLocksmith/FileLocksmithUI/FileLocksmithXAML/MainWindow.xaml
index 01403ba36e..e4dfd8fdbd 100644
--- a/src/modules/FileLocksmith/FileLocksmithUI/FileLocksmithXAML/MainWindow.xaml
+++ b/src/modules/FileLocksmith/FileLocksmithUI/FileLocksmithXAML/MainWindow.xaml
@@ -21,13 +21,9 @@
             <RowDefinition Height="*" />
         </Grid.RowDefinitions>
         <TitleBar x:Name="titleBar" IsTabStop="False">
-            <!--  This is a workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10374, once fixed we should just be using IconSource  -->
-            <TitleBar.LeftHeader>
-                <ImageIcon
-                    Height="16"
-                    Margin="16,0,0,0"
-                    Source="/Assets/FileLocksmith/Icon.ico" />
-            </TitleBar.LeftHeader>
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="/Assets/FileLocksmith/Icon.ico" />
+            </TitleBar.IconSource>
         </TitleBar>
         <views:MainPage x:Name="mainPage" Grid.Row="1" />
     </Grid>
diff --git a/src/modules/Hosts/Hosts/HostsXAML/MainWindow.xaml b/src/modules/Hosts/Hosts/HostsXAML/MainWindow.xaml
index 001cbeb3ed..25d323fd4b 100644
--- a/src/modules/Hosts/Hosts/HostsXAML/MainWindow.xaml
+++ b/src/modules/Hosts/Hosts/HostsXAML/MainWindow.xaml
@@ -21,13 +21,9 @@
             <RowDefinition Height="*" />
         </Grid.RowDefinitions>
         <TitleBar x:Name="titleBar" IsTabStop="False">
-            <!--  This is a workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10374, once fixed we should just be using IconSource  -->
-            <TitleBar.LeftHeader>
-                <ImageIcon
-                    Height="16"
-                    Margin="16,0,0,0"
-                    Source="/Assets/Hosts/Hosts.ico" />
-            </TitleBar.LeftHeader>
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="/Assets/Hosts/Hosts.ico" />
+            </TitleBar.IconSource>
         </TitleBar>
     </Grid>
 </winuiex:WindowEx>
diff --git a/src/modules/cmdpal/ExtensionTemplate/TemplateCmdPalExtension/Directory.Packages.props b/src/modules/cmdpal/ExtensionTemplate/TemplateCmdPalExtension/Directory.Packages.props
index 4722a0974e..6b14d2e0b3 100644
--- a/src/modules/cmdpal/ExtensionTemplate/TemplateCmdPalExtension/Directory.Packages.props
+++ b/src/modules/cmdpal/ExtensionTemplate/TemplateCmdPalExtension/Directory.Packages.props
@@ -10,7 +10,7 @@
     <PackageVersion Include="Microsoft.Windows.CsWinRT" Version="2.2.0" />
     <PackageVersion Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.26100.4188" />
     <PackageVersion Include="Microsoft.Windows.SDK.BuildTools.MSIX" Version="1.7.20250829.1" />
-    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.8.250907003" />
+    <PackageVersion Include="Microsoft.WindowsAppSDK" Version="1.8.260209005" />
     <PackageVersion Include="Shmuelie.WinRTServer" Version="2.1.1" />
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.556" />
     <PackageVersion Include="System.Text.Json" Version="9.0.8" />
diff --git a/src/modules/cmdpal/Microsoft.CmdPal.UI/Settings/SettingsWindow.xaml b/src/modules/cmdpal/Microsoft.CmdPal.UI/Settings/SettingsWindow.xaml
index e47ae1dc92..34c2c67d7e 100644
--- a/src/modules/cmdpal/Microsoft.CmdPal.UI/Settings/SettingsWindow.xaml
+++ b/src/modules/cmdpal/Microsoft.CmdPal.UI/Settings/SettingsWindow.xaml
@@ -31,14 +31,9 @@
             IsBackButtonVisible="{x:Bind NavFrame.CanGoBack, Mode=OneWay}"
             IsTabStop="False"
             PaneToggleRequested="AppTitleBar_PaneToggleRequested">
-            <!--  This is a workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10374, once fixed we should just be using IconSource  -->
-            <TitleBar.LeftHeader>
-                <ImageIcon
-                    x:Name="WorkAroundIcon"
-                    Height="16"
-                    Margin="16,0,0,0"
-                    Source="ms-appx:///Assets/icon.svg" />
-            </TitleBar.LeftHeader>
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="ms-appx:///Assets/icon.svg" />
+            </TitleBar.IconSource>
         </TitleBar>
         <NavigationView
             x:Name="NavView"
diff --git a/src/modules/registrypreview/RegistryPreview/RegistryPreviewXAML/MainWindow.xaml b/src/modules/registrypreview/RegistryPreview/RegistryPreviewXAML/MainWindow.xaml
index c9cb36d746..4ea92e15ad 100644
--- a/src/modules/registrypreview/RegistryPreview/RegistryPreviewXAML/MainWindow.xaml
+++ b/src/modules/registrypreview/RegistryPreview/RegistryPreviewXAML/MainWindow.xaml
@@ -18,13 +18,9 @@
             <RowDefinition Height="*" />
         </Grid.RowDefinitions>
         <TitleBar x:Name="titleBar" IsTabStop="False">
-            <!--  This is a workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10374, once fixed we should just be using IconSource  -->
-            <TitleBar.LeftHeader>
-                <ImageIcon
-                    Height="16"
-                    Margin="16,0,0,0"
-                    Source="/Assets/RegistryPreview/RegistryPreview.ico" />
-            </TitleBar.LeftHeader>
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="/Assets/RegistryPreview/RegistryPreview.ico" />
+            </TitleBar.IconSource>
         </TitleBar>
     </Grid>
 </winuiex:WindowEx>
\ No newline at end of file
diff --git a/src/settings-ui/Settings.UI/SettingsXAML/Controls/Dashboard/ShortcutConflictWindow.xaml b/src/settings-ui/Settings.UI/SettingsXAML/Controls/Dashboard/ShortcutConflictWindow.xaml
index 11d9b5f7b0..ec8db4ddb1 100644
--- a/src/settings-ui/Settings.UI/SettingsXAML/Controls/Dashboard/ShortcutConflictWindow.xaml
+++ b/src/settings-ui/Settings.UI/SettingsXAML/Controls/Dashboard/ShortcutConflictWindow.xaml
@@ -54,13 +54,9 @@
 
         <!--  Title Bar Area  -->
         <TitleBar x:Name="titleBar" x:Uid="ShortcutConflictWindow_TitleTxt">
-            <!--  This is a workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10374, once fixed we should just be using IconSource  -->
-            <TitleBar.LeftHeader>
-                <ImageIcon
-                    Height="16"
-                    Margin="16,0,0,0"
-                    Source="/Assets/Settings/icon.ico" />
-            </TitleBar.LeftHeader>
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="/Assets/Settings/icon.ico" />
+            </TitleBar.IconSource>
         </TitleBar>
 
         <!--  Description text  -->
diff --git a/src/settings-ui/Settings.UI/SettingsXAML/OOBE/Views/OobeShellPage.xaml b/src/settings-ui/Settings.UI/SettingsXAML/OOBE/Views/OobeShellPage.xaml
index b75ddf6751..6d1848268b 100644
--- a/src/settings-ui/Settings.UI/SettingsXAML/OOBE/Views/OobeShellPage.xaml
+++ b/src/settings-ui/Settings.UI/SettingsXAML/OOBE/Views/OobeShellPage.xaml
@@ -19,14 +19,9 @@
             IsBackButtonVisible="False"
             IsPaneToggleButtonVisible="False"
             PaneToggleRequested="TitleBar_PaneButtonClick">
-            <!--  This is a workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10374, once fixed we should just be using IconSource  -->
-            <TitleBar.LeftHeader>
-                <ImageIcon
-                    x:Name="TitleBarIcon"
-                    Height="16"
-                    Margin="16,0,0,0"
-                    Source="/Assets/Settings/icon.ico" />
-            </TitleBar.LeftHeader>
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="/Assets/Settings/icon.ico" />
+            </TitleBar.IconSource>
         </TitleBar>
         <NavigationView
             x:Name="navigationView"
diff --git a/src/settings-ui/Settings.UI/SettingsXAML/OOBE/Views/ScoobeShellPage.xaml b/src/settings-ui/Settings.UI/SettingsXAML/OOBE/Views/ScoobeShellPage.xaml
index 4ea411a574..55b009c66c 100644
--- a/src/settings-ui/Settings.UI/SettingsXAML/OOBE/Views/ScoobeShellPage.xaml
+++ b/src/settings-ui/Settings.UI/SettingsXAML/OOBE/Views/ScoobeShellPage.xaml
@@ -35,14 +35,9 @@
             IsBackButtonVisible="False"
             IsPaneToggleButtonVisible="False"
             PaneToggleRequested="TitleBar_PaneButtonClick">
-            <!--  This is a workaround for https://github.com/microsoft/microsoft-ui-xaml/issues/10374, once fixed we should just be using IconSource  -->
-            <TitleBar.LeftHeader>
-                <ImageIcon
-                    x:Name="TitleBarIcon"
-                    Height="16"
-                    Margin="16,0,0,0"
-                    Source="/Assets/Settings/icon.ico" />
-            </TitleBar.LeftHeader>
+            <TitleBar.IconSource>
+                <ImageIconSource ImageSource="/Assets/Settings/icon.ico" />
+            </TitleBar.IconSource>
         </TitleBar>
         <NavigationView
             x:Name="navigationView"