diff --git a/src/Apps/Corathing.Organizer.UnitTests/Corathing.Organizer.UnitTests.csproj b/src/Apps/Corathing.Organizer.UnitTests/Corathing.Organizer.UnitTests.csproj
index 8cae98b..407a214 100644
--- a/src/Apps/Corathing.Organizer.UnitTests/Corathing.Organizer.UnitTests.csproj
+++ b/src/Apps/Corathing.Organizer.UnitTests/Corathing.Organizer.UnitTests.csproj
@@ -6,7 +6,6 @@
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>
     <IsTestProject>true</IsTestProject>
-    <RestoreFallbackFolders>clear</RestoreFallbackFolders>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Apps/Corathing.Organizer/Corathing.Organizer.csproj b/src/Apps/Corathing.Organizer/Corathing.Organizer.csproj
index ba7cd2f..99225b8 100644
--- a/src/Apps/Corathing.Organizer/Corathing.Organizer.csproj
+++ b/src/Apps/Corathing.Organizer/Corathing.Organizer.csproj
@@ -6,7 +6,6 @@
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <UseWPF>true</UseWPF>
-    <RestoreFallbackFolders>clear</RestoreFallbackFolders>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Apps/Corathing.Package/Corathing.Package.wapproj b/src/Apps/Corathing.Package/Corathing.Package.wapproj
index eb54df4..5a45718 100644
--- a/src/Apps/Corathing.Package/Corathing.Package.wapproj
+++ b/src/Apps/Corathing.Package/Corathing.Package.wapproj
@@ -58,7 +58,6 @@
     <NoWarn>$(NoWarn);NU1702</NoWarn>
     <EntryPointProjectUniqueName>..\Corathing.Organizer\Corathing.Organizer.csproj</EntryPointProjectUniqueName>
     <UserSecretsId>a32b8f09-b8a4-4d9e-abc1-58e7c8061162</UserSecretsId>
-    <RestoreFallbackFolders>clear</RestoreFallbackFolders>
   </PropertyGroup>
   <ItemGroup>
     <AppxManifest Include="Package.appxmanifest">
diff --git a/src/Shared/Corathing.Dashboards.WPF/Corathing.Dashboards.WPF.csproj b/src/Shared/Corathing.Dashboards.WPF/Corathing.Dashboards.WPF.csproj
index 89edf5b..7258cb1 100644
--- a/src/Shared/Corathing.Dashboards.WPF/Corathing.Dashboards.WPF.csproj
+++ b/src/Shared/Corathing.Dashboards.WPF/Corathing.Dashboards.WPF.csproj
@@ -5,7 +5,6 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <UseWPF>true</UseWPF>
-    <RestoreFallbackFolders>clear</RestoreFallbackFolders>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Shared/Corathing.Dashboards/Corathing.Dashboards.csproj b/src/Shared/Corathing.Dashboards/Corathing.Dashboards.csproj
index 000d6ce..cc96bb0 100644
--- a/src/Shared/Corathing.Dashboards/Corathing.Dashboards.csproj
+++ b/src/Shared/Corathing.Dashboards/Corathing.Dashboards.csproj
@@ -4,7 +4,6 @@
     <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
-    <RestoreFallbackFolders>clear</RestoreFallbackFolders>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Widgets/Corathing.Widgets.Basics/Widgets/FileOpeners/FileOpenerWidget.xaml b/src/Widgets/Corathing.Widgets.Basics/Widgets/FileOpeners/FileOpenerWidget.xaml
index ccdfc14..cb94a3d 100644
--- a/src/Widgets/Corathing.Widgets.Basics/Widgets/FileOpeners/FileOpenerWidget.xaml
+++ b/src/Widgets/Corathing.Widgets.Basics/Widgets/FileOpeners/FileOpenerWidget.xaml
@@ -4,6 +4,7 @@
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
              xmlns:local="clr-namespace:Corathing.Widgets.Basics.Widgets.FileOpeners"
+             xmlns:ui="http://schemas.lepo.co/wpfui/2022/xaml"
              mc:Ignorable="d"
              HorizontalAlignment="Stretch"
              VerticalAlignment="Stretch">
@@ -16,9 +17,6 @@
     </UserControl.Resources>-->
     <Grid HorizontalAlignment="Stretch"
           VerticalAlignment="Stretch">
-        <Path Fill="{DynamicResource CardForeground}"
-              Width="48"
-              Height="48"
-              Data="M14 2H6c-1.1 0-2 .9-2 2v16c0 1.1.89 2 1.99 2H15v-8h5V8zm-1 7V3.5L18.5 9zm4 12.66V16h5.66v2h-2.24l2.95 2.95l-1.41 1.41L19 19.41v2.24h-2z" />
+        <ui:SymbolIcon Symbol="DocumentArrowUp16" />
     </Grid>
 </UserControl>
diff --git a/src/Widgets/Corathing.Widgets.Basics/Widgets/FileOpeners/FileOpenerWidget.xaml.cs b/src/Widgets/Corathing.Widgets.Basics/Widgets/FileOpeners/FileOpenerWidget.xaml.cs
index 4e7da7c..b9ae7af 100644
--- a/src/Widgets/Corathing.Widgets.Basics/Widgets/FileOpeners/FileOpenerWidget.xaml.cs
+++ b/src/Widgets/Corathing.Widgets.Basics/Widgets/FileOpeners/FileOpenerWidget.xaml.cs
@@ -46,8 +46,7 @@ public partial class FileOpenerWidgetViewModel : WidgetContext
     /// Initializes a new instance of the <see cref="OneByOneViewModel"/> class.
     /// </summary>
     public FileOpenerWidgetViewModel(
-        IServiceProvider services,
-        object option = null)
+        IServiceProvider services)
         : base(services)
     {
         WidgetTitle = $"FileOpener";