diff --git a/Flow.Launcher/Helper/HotKeyMapper.cs b/Flow.Launcher/Helper/HotKeyMapper.cs
index b9eee1a17..21f277b99 100644
--- a/Flow.Launcher/Helper/HotKeyMapper.cs
+++ b/Flow.Launcher/Helper/HotKeyMapper.cs
@@ -63,7 +63,7 @@ namespace Flow.Launcher.Helper
                 mainViewModel.ToggleFlowLauncherOpacity();
                 var overlayTask = Task.Delay(30).ContinueWith(_ => {
                     mainViewModel.ToggleFlowLauncher();
-                }, CancellationToken.None, TaskContinuationOptions.None, TaskScheduler.FromCurrentSynchronizationContext());
+                });
                 e.Handled = true;
             }
         }
@@ -81,7 +81,7 @@ namespace Flow.Launcher.Helper
             switch(settings.LastQueryMode)
             {
                 case LastQueryMode.Empty:
-                    mainViewModel.ChangeQueryText("");
+                    mainViewModel.ChangeQueryText(string.Empty);
                     break;
                 case LastQueryMode.Preserved:
                     mainViewModel.LastQuerySelected = true;
diff --git a/Flow.Launcher/MainWindow.xaml b/Flow.Launcher/MainWindow.xaml
index 73b13be8c..d41e7419a 100644
--- a/Flow.Launcher/MainWindow.xaml
+++ b/Flow.Launcher/MainWindow.xaml
@@ -28,6 +28,22 @@
         PreviewKeyDown="OnKeyDown"
         Visibility="{Binding MainWindowVisibility, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"
         d:DataContext="{d:DesignInstance vm:MainViewModel}">
+    <Window.Triggers>
+        <EventTrigger RoutedEvent="Window.Loaded">
+            <BeginStoryboard>
+                <Storyboard>
+                    <DoubleAnimation Storyboard.TargetProperty="Opacity" From="0" To="1" Duration="0:0:.5">
+       
+                    </DoubleAnimation>
+                    <DoubleAnimation Storyboard.TargetProperty="Top" From="530" To="500" Duration="0:0:.5">
+                        <DoubleAnimation.EasingFunction>
+                            <QuarticEase EasingMode="EaseOut"/>
+                        </DoubleAnimation.EasingFunction>
+                    </DoubleAnimation>
+                </Storyboard>
+            </BeginStoryboard>
+        </EventTrigger>
+    </Window.Triggers>    
     <Window.Resources>
         <converters:QuerySuggestionBoxConverter x:Key="QuerySuggestionBoxConverter"/>
         <converters:BorderClipConverter x:Key="BorderClipConverter"/>
diff --git a/Flow.Launcher/SettingWindow.xaml b/Flow.Launcher/SettingWindow.xaml
index 2a552e7d8..7dc8829be 100644
--- a/Flow.Launcher/SettingWindow.xaml
+++ b/Flow.Launcher/SettingWindow.xaml
@@ -447,7 +447,7 @@
                                             <TextBlock Text="{Binding PluginPair.Metadata.Name}" TextWrapping="Wrap" ToolTip="{Binding PluginPair.Metadata.Version}" />
                                             <TextBlock Opacity="0.5" TextWrapping="Wrap" Margin="0 2 0 0">
                                             <Run Text="{Binding PluginPair.Metadata.Version}"/>
-                                            </TextBlock>a
+                                            </TextBlock>
                                         </StackPanel>
                                     </Grid>
                                 </DockPanel>
diff --git a/Flow.Launcher/ViewModel/MainViewModel.cs b/Flow.Launcher/ViewModel/MainViewModel.cs
index 80378f018..d47c54022 100644
--- a/Flow.Launcher/ViewModel/MainViewModel.cs
+++ b/Flow.Launcher/ViewModel/MainViewModel.cs
@@ -14,7 +14,6 @@ using Flow.Launcher.Infrastructure.Hotkey;
 using Flow.Launcher.Infrastructure.Storage;
 using Flow.Launcher.Infrastructure.UserSettings;
 using Flow.Launcher.Plugin;
-using Flow.Launcher.Helper;
 using Flow.Launcher.Plugin.SharedCommands;
 using Flow.Launcher.Storage;
 using Flow.Launcher.Infrastructure.Logger;
@@ -163,7 +162,7 @@ namespace Flow.Launcher.ViewModel
 
                     var overlayTask = Task.Delay(30).ContinueWith(_ => {
                         MainWindowVisibility = Visibility.Collapsed;
-                    }, CancellationToken.None, TaskContinuationOptions.None, TaskScheduler.FromCurrentSynchronizationContext());
+                    });
 
 
                 }