diff --git a/src/PSLauncher.App/Resources/Theme.xaml b/src/PSLauncher.App/Resources/Theme.xaml
index 847e739..ba0f5aa 100644
--- a/src/PSLauncher.App/Resources/Theme.xaml
+++ b/src/PSLauncher.App/Resources/Theme.xaml
@@ -1,10 +1,11 @@
 <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:res="clr-namespace:PSLauncher.App.Resources">
 
     <BooleanToVisibilityConverter x:Key="BoolToVisibility" />
 
     <!-- Inverse bool : utilisé pour griser un bouton pendant qu'une opération est en cours -->
-    <local:InverseBoolConverter x:Key="InverseBoolToBool" xmlns:local="clr-namespace:PSLauncher.App.Resources" />
+    <res:InverseBoolConverter x:Key="InverseBoolToBool" />
 
     <!-- Epic Games inspired dark palette -->
     <SolidColorBrush x:Key="Brush.Bg.Window"   Color="#1B1B1F" />
@@ -165,13 +166,39 @@
         <Setter Property="Padding" Value="4" />
     </Style>
 
+    <!-- MenuItem dark : on retemplatise pour virer la "icon column" claire à gauche
+         que WPF dessine par défaut. -->
     <Style TargetType="MenuItem">
         <Setter Property="Background" Value="Transparent" />
         <Setter Property="Foreground" Value="{StaticResource Brush.Text.Primary}" />
-        <Setter Property="Padding" Value="10,6" />
+        <Setter Property="Padding" Value="12,8" />
+        <Setter Property="Cursor" Value="Hand" />
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="MenuItem">
+                    <Border x:Name="Bd"
+                            Background="{TemplateBinding Background}"
+                            CornerRadius="3"
+                            Padding="{TemplateBinding Padding}">
+                        <ContentPresenter ContentSource="Header"
+                                          VerticalAlignment="Center"
+                                          RecognizesAccessKey="True" />
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsHighlighted" Value="True">
+                            <Setter TargetName="Bd" Property="Background" Value="#2C2C32" />
+                        </Trigger>
+                        <Trigger Property="IsEnabled" Value="False">
+                            <Setter Property="Foreground" Value="{StaticResource Brush.Text.Secondary}" />
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
     </Style>
 
     <Style TargetType="Separator">
+        <Setter Property="Height" Value="1" />
         <Setter Property="Background" Value="{StaticResource Brush.Border}" />
         <Setter Property="Margin" Value="4,4" />
     </Style>
diff --git a/src/PSLauncher.App/ViewModels/MainViewModel.cs b/src/PSLauncher.App/ViewModels/MainViewModel.cs
index d58192b..5582cf2 100644
--- a/src/PSLauncher.App/ViewModels/MainViewModel.cs
+++ b/src/PSLauncher.App/ViewModels/MainViewModel.cs
@@ -127,6 +127,20 @@ public sealed partial class MainViewModel : ObservableObject
         _license = _licenseService.GetCached();
 
         RebuildList();
+
+        // Vérification automatique des MAJ au démarrage (silencieuse et non bloquante)
+        _ = Task.Run(async () =>
+        {
+            try
+            {
+                await Task.Delay(500); // laisse l'UI se stabiliser
+                await Application.Current.Dispatcher.InvokeAsync(async () =>
+                {
+                    await CheckForUpdatesAsync();
+                });
+            }
+            catch (Exception ex) { _logger.LogWarning(ex, "Auto check at startup failed"); }
+        });
     }
 
     /// <summary>