diff --git a/Flow.Launcher.Plugin/Interfaces/IPublicAPI.cs b/Flow.Launcher.Plugin/Interfaces/IPublicAPI.cs
index fd96c82c4..4c7af4cd4 100644
--- a/Flow.Launcher.Plugin/Interfaces/IPublicAPI.cs
+++ b/Flow.Launcher.Plugin/Interfaces/IPublicAPI.cs
@@ -323,18 +323,17 @@ namespace Flow.Launcher.Plugin
         public MessageBoxResult ShowMsgBox(string messageBoxText, string caption = "", MessageBoxButton button = MessageBoxButton.OK, MessageBoxImage icon = MessageBoxImage.None, MessageBoxResult defaultResult = MessageBoxResult.OK);
 
         /// <summary>
-        /// Displays a standardised Flow message box.
-        /// If there is issue when showing the message box, it will return null.
+        /// Displays a standardised Flow progress box.
         /// </summary>
-        /// <param name="caption">The caption of the message box.</param>
+        /// <param name="caption">The caption of the progress box.</param>
         /// <param name="reportProgressAsync">
         /// Time-consuming task function, whose input is the action to report progress.
         /// The input of the action is the progress value which is a double value between 0 and 100.
         /// If there are any exceptions, this action will be null.
         /// </param>
-        /// <param name="forceClosed">When user closes the progress box manually by button or esc key, this action will be called.</param>
-        /// <returns>A progress box interface.</returns>
-        public Task ShowProgressBoxAsync(string caption, Func<Action<double>, Task> reportProgressAsync, Action forceClosed = null);
+        /// <param name="cancelProgress">When user cancel the progress, this action will be called.</param>
+        /// <returns></returns>
+        public Task ShowProgressBoxAsync(string caption, Func<Action<double>, Task> reportProgressAsync, Action cancelProgress = null);
 
         /// <summary>
         /// Start the loading bar in main window
diff --git a/Flow.Launcher/App.xaml.cs b/Flow.Launcher/App.xaml.cs
index 8374fc9fe..447eca792 100644
--- a/Flow.Launcher/App.xaml.cs
+++ b/Flow.Launcher/App.xaml.cs
@@ -35,31 +35,64 @@ namespace Flow.Launcher
         public App()
         {
             // Initialize settings
-            var storage = new FlowLauncherJsonStorage<Settings>();
-            _settings = storage.Load();
-            _settings.SetStorage(storage);
-            _settings.WMPInstalled = WindowsMediaPlayerHelper.IsWindowsMediaPlayerInstalled();
+            try
+            {
+                var storage = new FlowLauncherJsonStorage<Settings>();
+                _settings = storage.Load();
+                _settings.SetStorage(storage);
+                _settings.WMPInstalled = WindowsMediaPlayerHelper.IsWindowsMediaPlayerInstalled();
+            }
+            catch (Exception e)
+            {
+                ShowErrorMsgBoxAndFailFast("Cannot load setting storage, please check local data directory", e);
+                return;
+            }
 
             // Configure the dependency injection container
-            var host = Host.CreateDefaultBuilder()
-                .UseContentRoot(AppContext.BaseDirectory)
-                .ConfigureServices(services => services
-                    .AddSingleton(_ => _settings)
-                    .AddSingleton(sp => new Updater(sp.GetRequiredService<IPublicAPI>(), Launcher.Properties.Settings.Default.GithubRepo))
-                    .AddSingleton<Portable>()
-                    .AddSingleton<SettingWindowViewModel>()
-                    .AddSingleton<IAlphabet, PinyinAlphabet>()
-                    .AddSingleton<StringMatcher>()
-                    .AddSingleton<Internationalization>()
-                    .AddSingleton<IPublicAPI, PublicAPIInstance>()
-                    .AddSingleton<MainViewModel>()
-                    .AddSingleton<Theme>()
-                ).Build();
-            Ioc.Default.ConfigureServices(host.Services);
+            try
+            {
+                var host = Host.CreateDefaultBuilder()
+                    .UseContentRoot(AppContext.BaseDirectory)
+                    .ConfigureServices(services => services
+                        .AddSingleton(_ => _settings)
+                        .AddSingleton(sp => new Updater(sp.GetRequiredService<IPublicAPI>(), Launcher.Properties.Settings.Default.GithubRepo))
+                        .AddSingleton<Portable>()
+                        .AddSingleton<SettingWindowViewModel>()
+                        .AddSingleton<IAlphabet, PinyinAlphabet>()
+                        .AddSingleton<StringMatcher>()
+                        .AddSingleton<Internationalization>()
+                        .AddSingleton<IPublicAPI, PublicAPIInstance>()
+                        .AddSingleton<MainViewModel>()
+                        .AddSingleton<Theme>()
+                    ).Build();
+                Ioc.Default.ConfigureServices(host.Services);
+            }
+            catch (Exception e)
+            {
+                ShowErrorMsgBoxAndFailFast("Cannot configure dependency injection container, please open new issue in Flow.Launcher", e);
+                return;
+            }
 
             // Initialize the public API and Settings first
-            API = Ioc.Default.GetRequiredService<IPublicAPI>();
-            _settings.Initialize();
+            try
+            {
+                API = Ioc.Default.GetRequiredService<IPublicAPI>();
+                _settings.Initialize();
+            }
+            catch (Exception e)
+            {
+                ShowErrorMsgBoxAndFailFast("Cannot initialize api and settings, please open new issue in Flow.Launcher", e);
+                return;
+            }
+        }
+
+        private static void ShowErrorMsgBoxAndFailFast(string message, Exception e)
+        {
+            // Firstly show users the message
+            MessageBox.Show(e.ToString(), message, MessageBoxButton.OK, MessageBoxImage.Error);
+
+            // Flow cannot construct its App instance, so ensure Flow crashes w/ the exception info.
+            Environment.FailFast(message, e);
         }
 
         [STAThread]
diff --git a/Flow.Launcher/Flow.Launcher.csproj b/Flow.Launcher/Flow.Launcher.csproj
index 0baa1bef5..33d13614f 100644
--- a/Flow.Launcher/Flow.Launcher.csproj
+++ b/Flow.Launcher/Flow.Launcher.csproj
@@ -92,7 +92,7 @@
     <PackageReference Include="InputSimulator" Version="1.0.4" />
     <!-- Do not upgrade Microsoft.Extensions.DependencyInjection and Microsoft.Extensions.Hosting since we are .Net7.0 -->
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.1" />
     <PackageReference Include="Microsoft.Toolkit.Uwp.Notifications" Version="7.1.3" />
     <PackageReference Include="Microsoft.Windows.CsWin32" Version="0.3.106">
       <PrivateAssets>all</PrivateAssets>
@@ -104,7 +104,7 @@
     <PackageReference Include="NHotkey.Wpf" Version="3.0.0" />
     <PackageReference Include="PropertyChanged.Fody" Version="3.4.0" />
     <PackageReference Include="SemanticVersioning" Version="3.0.0" />
-    <PackageReference Include="TaskScheduler" Version="2.11.0" />
+    <PackageReference Include="Jack251970.TaskScheduler" Version="2.12.1" />
     <PackageReference Include="VirtualizingWrapPanel" Version="2.1.1" />
   </ItemGroup>
 
diff --git a/Flow.Launcher/Languages/en.xaml b/Flow.Launcher/Languages/en.xaml
index 3d987127e..058a51ae3 100644
--- a/Flow.Launcher/Languages/en.xaml
+++ b/Flow.Launcher/Languages/en.xaml
@@ -368,6 +368,7 @@
     <system:String x:Key="commonOK">OK</system:String>
     <system:String x:Key="commonYes">Yes</system:String>
     <system:String x:Key="commonNo">No</system:String>
+    <system:String x:Key="commonBackground">Background</system:String>
 
     <!--  Crash Reporter  -->
     <system:String x:Key="reportWindow_version">Version</system:String>
diff --git a/Flow.Launcher/ProgressBoxEx.xaml b/Flow.Launcher/ProgressBoxEx.xaml
index 3102cfb72..c17f8b61d 100644
--- a/Flow.Launcher/ProgressBoxEx.xaml
+++ b/Flow.Launcher/ProgressBoxEx.xaml
@@ -12,6 +12,7 @@
     Foreground="{DynamicResource PopupTextColor}"
     ResizeMode="NoResize"
     SizeToContent="Height"
+    Topmost="True"
     WindowStartupLocation="CenterScreen"
     mc:Ignorable="d">
     <WindowChrome.WindowChrome>
@@ -35,9 +36,32 @@
                     <Grid.ColumnDefinitions>
                         <ColumnDefinition Width="*" />
                         <ColumnDefinition Width="Auto" />
+                        <ColumnDefinition Width="Auto" />
                     </Grid.ColumnDefinitions>
                     <Button
                         Grid.Column="1"
+                        Click="Button_Minimize"
+                        RenderOptions.EdgeMode="Aliased"
+                        Style="{DynamicResource TitleBarButtonStyle}">
+                        <Path
+                            Width="46"
+                            Height="32"
+                            Data="M 18,15 H 28"
+                            Stroke="{Binding Path=Foreground, RelativeSource={RelativeSource AncestorType={x:Type Button}}}"
+                            StrokeThickness="1">
+                            <Path.Style>
+                                <Style TargetType="Path">
+                                    <Style.Triggers>
+                                        <DataTrigger Binding="{Binding Path=IsActive, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type Window}}}" Value="False">
+                                            <Setter Property="Opacity" Value="0.5" />
+                                        </DataTrigger>
+                                    </Style.Triggers>
+                                </Style>
+                            </Path.Style>
+                        </Path>
+                    </Button>
+                    <Button
+                        Grid.Column="2"
                         Click="Button_Cancel"
                         Style="{StaticResource TitleBarCloseButtonStyle}">
                         <Path
@@ -94,11 +118,17 @@
                 HorizontalAlignment="Center"
                 VerticalAlignment="Center"
                 Orientation="Horizontal">
+                <Button
+                    x:Name="btnBackground"
+                    MinWidth="120"
+                    Margin="5 0 5 0"
+                    Click="Button_Background"
+                    Content="{DynamicResource commonBackground}" />
                 <Button
                     x:Name="btnCancel"
                     MinWidth="120"
                     Margin="5 0 5 0"
-                    Click="Button_Click"
+                    Click="Button_Cancel"
                     Content="{DynamicResource commonCancel}" />
             </WrapPanel>
         </Border>
diff --git a/Flow.Launcher/ProgressBoxEx.xaml.cs b/Flow.Launcher/ProgressBoxEx.xaml.cs
index 7c55d62c0..2395bdf34 100644
--- a/Flow.Launcher/ProgressBoxEx.xaml.cs
+++ b/Flow.Launcher/ProgressBoxEx.xaml.cs
@@ -8,15 +8,15 @@ namespace Flow.Launcher
 {
     public partial class ProgressBoxEx : Window
     {
-        private readonly Action _forceClosed;
+        private readonly Action _cancelProgress;
 
-        private ProgressBoxEx(Action forceClosed)
+        private ProgressBoxEx(Action cancelProgress)
         {
-            _forceClosed = forceClosed;
+            _cancelProgress = cancelProgress;
             InitializeComponent();
         }
 
-        public static async Task ShowAsync(string caption, Func<Action<double>, Task> reportProgressAsync, Action forceClosed = null)
+        public static async Task ShowAsync(string caption, Func<Action<double>, Task> reportProgressAsync, Action cancelProgress = null)
         {
             ProgressBoxEx prgBox = null;
             try
@@ -25,7 +25,7 @@ namespace Flow.Launcher
                 {
                     await Application.Current.Dispatcher.InvokeAsync(() =>
                     {
-                        prgBox = new ProgressBoxEx(forceClosed)
+                        prgBox = new ProgressBoxEx(cancelProgress)
                         {
                             Title = caption
                         };
@@ -35,7 +35,7 @@ namespace Flow.Launcher
                 }
                 else
                 {
-                    prgBox = new ProgressBoxEx(forceClosed)
+                    prgBox = new ProgressBoxEx(cancelProgress)
                     {
                         Title = caption
                     };
@@ -95,20 +95,25 @@ namespace Flow.Launcher
             ForceClose();
         }
 
-        private void Button_Click(object sender, RoutedEventArgs e)
-        {
-            ForceClose();
-        }
-
         private void Button_Cancel(object sender, RoutedEventArgs e)
         {
             ForceClose();
         }
 
+        private void Button_Minimize(object sender, RoutedEventArgs e)
+        {
+            WindowState = WindowState.Minimized;
+        }
+
+        private void Button_Background(object sender, RoutedEventArgs e)
+        {
+            Hide();
+        }
+
         private void ForceClose()
         {
             Close();
-            _forceClosed?.Invoke();
+            _cancelProgress?.Invoke();
         }
     }
 }
diff --git a/Flow.Launcher/PublicAPIInstance.cs b/Flow.Launcher/PublicAPIInstance.cs
index 1a08150e5..ac22170ae 100644
--- a/Flow.Launcher/PublicAPIInstance.cs
+++ b/Flow.Launcher/PublicAPIInstance.cs
@@ -342,7 +342,7 @@ namespace Flow.Launcher
         public MessageBoxResult ShowMsgBox(string messageBoxText, string caption = "", MessageBoxButton button = MessageBoxButton.OK, MessageBoxImage icon = MessageBoxImage.None, MessageBoxResult defaultResult = MessageBoxResult.OK) =>
             MessageBoxEx.Show(messageBoxText, caption, button, icon, defaultResult);
 
-        public Task ShowProgressBoxAsync(string caption, Func<Action<double>, Task> reportProgressAsync, Action forceClosed = null) => ProgressBoxEx.ShowAsync(caption, reportProgressAsync, forceClosed);
+        public Task ShowProgressBoxAsync(string caption, Func<Action<double>, Task> reportProgressAsync, Action cancelProgress = null) => ProgressBoxEx.ShowAsync(caption, reportProgressAsync, cancelProgress);
 
         #endregion