diff --git a/src/PSLauncher.App/PSLauncher.App.csproj b/src/PSLauncher.App/PSLauncher.App.csproj
index cbeff65..b035d50 100644
--- a/src/PSLauncher.App/PSLauncher.App.csproj
+++ b/src/PSLauncher.App/PSLauncher.App.csproj
@@ -40,6 +40,11 @@
     <PackageReference Include="Serilog.Sinks.File" Version="6.0.0" />
     <PackageReference Include="Serilog.Sinks.Debug" Version="3.0.0" />
     <PackageReference Include="Microsoft.Toolkit.Uwp.Notifications" Version="7.1.3" />
+    <!-- WebView2 (Edge Chromium) pour les onglets Report et Documentation.
+         Le runtime est pré-installé sur Win11 et auto-mis-à-jour via Windows
+         Update sur Win10 récent. Si absent, le contrôle affiche une erreur
+         et on aiguille l'user vers https://go.microsoft.com/fwlink/p/?LinkId=2124703 -->
+    <PackageReference Include="Microsoft.Web.WebView2" Version="1.0.2792.45" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/PSLauncher.App/Resources/InverseBoolToVisibilityConverter.cs b/src/PSLauncher.App/Resources/InverseBoolToVisibilityConverter.cs
new file mode 100644
index 0000000..7607627
--- /dev/null
+++ b/src/PSLauncher.App/Resources/InverseBoolToVisibilityConverter.cs
@@ -0,0 +1,18 @@
+using System.Globalization;
+using System.Windows;
+using System.Windows.Data;
+
+namespace PSLauncher.App.Resources;
+
+/// <summary>
+/// Inverse de <see cref="System.Windows.Controls.BooleanToVisibilityConverter"/> : true → Collapsed, false → Visible.
+/// Utile pour afficher un placeholder quand un binding bool est false (ex. "DocumentationUrl est vide").
+/// </summary>
+public sealed class InverseBoolToVisibilityConverter : IValueConverter
+{
+    public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
+        => value is bool b && b ? Visibility.Collapsed : Visibility.Visible;
+
+    public object ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
+        => value is Visibility v && v != Visibility.Visible;
+}
diff --git a/src/PSLauncher.App/Resources/Theme.xaml b/src/PSLauncher.App/Resources/Theme.xaml
index dde54d5..bed4e6b 100644
--- a/src/PSLauncher.App/Resources/Theme.xaml
+++ b/src/PSLauncher.App/Resources/Theme.xaml
@@ -3,6 +3,7 @@
                     xmlns:res="clr-namespace:PSLauncher.App.Resources">
 
     <BooleanToVisibilityConverter x:Key="BoolToVisibility" />
+    <res:InverseBoolToVisibilityConverter x:Key="InverseBoolToVisibility" />
 
     <!-- Custom font Pirulen pour les titres de marque -->
     <FontFamily x:Key="Font.Brand">pack://application:,,,/Resources/#Pirulen</FontFamily>
@@ -72,6 +73,47 @@
         </Setter>
     </Style>
 
+    <!--
+        NavButton : item de la sidebar de droite (Library / Report / Documentation).
+        Plein-largeur, alignement à gauche, pas de bordure, surligné quand actif
+        via Tag (bool) qui est lié à IsLibrary/IsReport/IsDocumentation.
+    -->
+    <Style x:Key="NavButton" TargetType="Button">
+        <Setter Property="Background" Value="Transparent" />
+        <Setter Property="Foreground" Value="{StaticResource Brush.Text.Secondary}" />
+        <Setter Property="FontSize" Value="13" />
+        <Setter Property="FontWeight" Value="SemiBold" />
+        <Setter Property="Padding" Value="20,12" />
+        <Setter Property="HorizontalContentAlignment" Value="Left" />
+        <Setter Property="HorizontalAlignment" Value="Stretch" />
+        <Setter Property="BorderThickness" Value="0" />
+        <Setter Property="Cursor" Value="Hand" />
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="Button">
+                    <Border x:Name="Bd"
+                            Background="{TemplateBinding Background}"
+                            BorderThickness="3,0,0,0"
+                            BorderBrush="Transparent"
+                            Padding="{TemplateBinding Padding}">
+                        <ContentPresenter HorizontalAlignment="Left" VerticalAlignment="Center" />
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter TargetName="Bd" Property="Background" Value="#1A1F2A" />
+                        </Trigger>
+                        <!-- "Tag" est utilisé comme flag actif (IsLibrary/IsReport/IsDocumentation) -->
+                        <DataTrigger Binding="{Binding RelativeSource={RelativeSource Self}, Path=Tag}" Value="True">
+                            <Setter TargetName="Bd" Property="Background" Value="#1F2937" />
+                            <Setter TargetName="Bd" Property="BorderBrush" Value="{StaticResource Brush.Accent}" />
+                            <Setter Property="Foreground" Value="{StaticResource Brush.Text.Primary}" />
+                        </DataTrigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
     <Style x:Key="PrimaryButton" TargetType="Button">
         <Setter Property="Background" Value="{StaticResource Brush.Play}" />
         <Setter Property="Foreground" Value="White" />
diff --git a/src/PSLauncher.App/ViewModels/MainViewModel.cs b/src/PSLauncher.App/ViewModels/MainViewModel.cs
index 0c66812..1a6f9d1 100644
--- a/src/PSLauncher.App/ViewModels/MainViewModel.cs
+++ b/src/PSLauncher.App/ViewModels/MainViewModel.cs
@@ -21,6 +21,12 @@ using PSLauncher.Models;
 
 namespace PSLauncher.App.ViewModels;
 
+/// <summary>
+/// Onglets affichés dans la sidebar droite du launcher. Chacun correspond à un
+/// bloc de contenu visible/caché dans la fenêtre principale.
+/// </summary>
+public enum LauncherPage { Library, Report, Documentation }
+
 public sealed partial class MainViewModel : ObservableObject
 {
     private readonly IInstallationRegistry _registry;
@@ -68,6 +74,34 @@ public sealed partial class MainViewModel : ObservableObject
 
     [ObservableProperty] private double _progressPercent;
 
+    /// <summary>
+    /// Onglet actuellement actif dans la sidebar droite. La UI montre le bon bloc
+    /// via les converters IsLibrary / IsReport / IsDocumentation. Default = Library
+    /// pour que le launcher s'ouvre directement sur l'écran principal.
+    /// </summary>
+    [ObservableProperty]
+    [NotifyPropertyChangedFor(nameof(IsLibrary))]
+    [NotifyPropertyChangedFor(nameof(IsReport))]
+    [NotifyPropertyChangedFor(nameof(IsDocumentation))]
+    private LauncherPage _currentPage = LauncherPage.Library;
+
+    public bool IsLibrary       => CurrentPage == LauncherPage.Library;
+    public bool IsReport        => CurrentPage == LauncherPage.Report;
+    public bool IsDocumentation => CurrentPage == LauncherPage.Documentation;
+
+    /// <summary>URL résolue pour le panneau Reports. WebView2.Source attend un Uri.</summary>
+    public Uri? ReportUri => TryParseUri(_config.ReportUrl);
+    /// <summary>URL résolue pour le panneau Documentation. Null si non configurée.</summary>
+    public Uri? DocumentationUri => TryParseUri(_config.DocumentationUrl);
+    public bool HasDocumentationUrl => DocumentationUri is not null;
+
+    private static Uri? TryParseUri(string? s)
+        => !string.IsNullOrWhiteSpace(s) && Uri.TryCreate(s, UriKind.Absolute, out var u) ? u : null;
+
+    [RelayCommand] private void NavigateLibrary()       => CurrentPage = LauncherPage.Library;
+    [RelayCommand] private void NavigateReport()        => CurrentPage = LauncherPage.Report;
+    [RelayCommand] private void NavigateDocumentation() => CurrentPage = LauncherPage.Documentation;
+
     [ObservableProperty]
     [NotifyPropertyChangedFor(nameof(FooterText))]
     [NotifyPropertyChangedFor(nameof(FooterVisibility))]
diff --git a/src/PSLauncher.App/ViewModels/SettingsViewModel.cs b/src/PSLauncher.App/ViewModels/SettingsViewModel.cs
index dbaa549..1444269 100644
--- a/src/PSLauncher.App/ViewModels/SettingsViewModel.cs
+++ b/src/PSLauncher.App/ViewModels/SettingsViewModel.cs
@@ -42,6 +42,8 @@ public sealed partial class SettingsViewModel : ObservableObject
     [ObservableProperty] private string _serverBaseUrl;
     [ObservableProperty] private string _installRoot;
     [ObservableProperty] private string _language;
+    [ObservableProperty] private string _reportUrl;
+    [ObservableProperty] private string _documentationUrl;
 
     // ----- DB Migration settings -----
     [ObservableProperty] private string _dbHost;
@@ -138,6 +140,8 @@ public sealed partial class SettingsViewModel : ObservableObject
         _serverBaseUrl = config.ServerBaseUrl;
         _installRoot = config.InstallRoot;
         _language = string.IsNullOrWhiteSpace(config.Language) ? "auto" : config.Language;
+        _reportUrl = config.ReportUrl;
+        _documentationUrl = config.DocumentationUrl;
 
         _dbHost = config.Database.Host;
         _dbPort = config.Database.Port;
@@ -252,6 +256,8 @@ public sealed partial class SettingsViewModel : ObservableObject
         _config.ServerBaseUrl = ServerBaseUrl.TrimEnd('/');
         _config.InstallRoot = InstallRoot;
         _config.Language = Language ?? "auto";
+        _config.ReportUrl = ReportUrl?.Trim() ?? "";
+        _config.DocumentationUrl = DocumentationUrl?.Trim() ?? "";
 
         // DB settings
         _config.Database.Host = DbHost.Trim();
diff --git a/src/PSLauncher.App/Views/MainWindow.xaml b/src/PSLauncher.App/Views/MainWindow.xaml
index ae07b24..1204ba5 100644
--- a/src/PSLauncher.App/Views/MainWindow.xaml
+++ b/src/PSLauncher.App/Views/MainWindow.xaml
@@ -4,6 +4,7 @@
         xmlns:vm="clr-namespace:PSLauncher.App.ViewModels"
         xmlns:loc="clr-namespace:PSLauncher.Core.Localization;assembly=PSLauncher.Core"
         xmlns:shell="clr-namespace:System.Windows.Shell;assembly=PresentationFramework"
+        xmlns:wv2="clr-namespace:Microsoft.Web.WebView2.Wpf;assembly=Microsoft.Web.WebView2.Wpf"
         Title="PROSERVE Launcher"
         Icon="pack://application:,,,/Resources/favicon.ico"
         Background="Black"
@@ -315,8 +316,23 @@
             </Grid>
         </Border>
 
-        <!-- Body : Grid pour pouvoir superposer le bouton flottant "Vérifier les MAJ" -->
+        <!--
+            Body : grid 2 colonnes — content area swap-pable à gauche, sidebar de
+            navigation fixe à droite. Le content area lui-même est un Grid qui
+            superpose plusieurs blocs (Library / Report / Documentation) gérés
+            par leur Visibility liée à CurrentPage.
+        -->
         <Grid Grid.Row="1">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="200" />
+            </Grid.ColumnDefinitions>
+
+            <!-- ============== Content area (col 0, swap par CurrentPage) ============== -->
+            <Grid Grid.Column="0">
+
+            <!-- ====================== LIBRARY PAGE ====================== -->
+            <Grid Visibility="{Binding IsLibrary, Converter={StaticResource BoolToVisibility}}">
             <ScrollViewer VerticalScrollBarVisibility="Auto">
             <StackPanel Margin="32,28">
 
@@ -547,6 +563,67 @@
                            FontSize="11"
                            Foreground="White" />
             </Border>
+            </Grid>
+            <!-- ====================== END LIBRARY PAGE ====================== -->
+
+            <!-- ====================== REPORT PAGE (WebView2) ====================== -->
+            <Grid Background="{StaticResource Brush.Bg.Window}"
+                  Visibility="{Binding IsReport, Converter={StaticResource BoolToVisibility}}">
+                <wv2:WebView2 x:Name="ReportWebView"
+                              Source="{Binding ReportUri, Mode=OneWay}" />
+            </Grid>
+
+            <!-- ====================== DOCUMENTATION PAGE ====================== -->
+            <Grid Background="{StaticResource Brush.Bg.Window}"
+                  Visibility="{Binding IsDocumentation, Converter={StaticResource BoolToVisibility}}">
+                <!-- WebView2 si une URL est configurée, sinon un placeholder explicatif -->
+                <wv2:WebView2 x:Name="DocsWebView"
+                              Source="{Binding DocumentationUri, Mode=OneWay}"
+                              Visibility="{Binding HasDocumentationUrl, Converter={StaticResource BoolToVisibility}}" />
+                <TextBlock Text="{x:Static loc:Strings.DocsPlaceholder}"
+                           HorizontalAlignment="Center" VerticalAlignment="Center"
+                           Foreground="{StaticResource Brush.Text.Secondary}"
+                           FontSize="14" TextAlignment="Center" TextWrapping="Wrap"
+                           MaxWidth="500"
+                           Visibility="{Binding HasDocumentationUrl, Converter={StaticResource InverseBoolToVisibility}}" />
+            </Grid>
+
+            </Grid>
+            <!-- ============== END Content area ============== -->
+
+            <!-- ============== Right sidebar : nav buttons ============== -->
+            <Border Grid.Column="1"
+                    Background="#0A0A0E"
+                    BorderBrush="{StaticResource Brush.Border}"
+                    BorderThickness="1,0,0,0">
+                <StackPanel Orientation="Vertical" Margin="0,16,0,0">
+                    <!-- Style des boutons définis dans Theme.xaml (NavButton) -->
+                    <Button Style="{StaticResource NavButton}"
+                            Command="{Binding NavigateLibraryCommand}"
+                            Tag="{Binding IsLibrary}">
+                        <StackPanel Orientation="Horizontal">
+                            <TextBlock Text="📚" FontSize="16" Margin="0,0,12,0" VerticalAlignment="Center" />
+                            <TextBlock Text="{x:Static loc:Strings.NavLibrary}" VerticalAlignment="Center" />
+                        </StackPanel>
+                    </Button>
+                    <Button Style="{StaticResource NavButton}"
+                            Command="{Binding NavigateReportCommand}"
+                            Tag="{Binding IsReport}">
+                        <StackPanel Orientation="Horizontal">
+                            <TextBlock Text="📊" FontSize="16" Margin="0,0,12,0" VerticalAlignment="Center" />
+                            <TextBlock Text="{x:Static loc:Strings.NavReport}" VerticalAlignment="Center" />
+                        </StackPanel>
+                    </Button>
+                    <Button Style="{StaticResource NavButton}"
+                            Command="{Binding NavigateDocumentationCommand}"
+                            Tag="{Binding IsDocumentation}">
+                        <StackPanel Orientation="Horizontal">
+                            <TextBlock Text="📖" FontSize="16" Margin="0,0,12,0" VerticalAlignment="Center" />
+                            <TextBlock Text="{x:Static loc:Strings.NavDocumentation}" VerticalAlignment="Center" />
+                        </StackPanel>
+                    </Button>
+                </StackPanel>
+            </Border>
         </Grid>
 
         <!-- Footer : visible uniquement quand busy / status à afficher.
diff --git a/src/PSLauncher.App/Views/SettingsDialog.xaml b/src/PSLauncher.App/Views/SettingsDialog.xaml
index b37ad67..2975549 100644
--- a/src/PSLauncher.App/Views/SettingsDialog.xaml
+++ b/src/PSLauncher.App/Views/SettingsDialog.xaml
@@ -213,6 +213,23 @@
                         <TextBlock Text="{Binding ConnectionStatus}"
                                    Foreground="{StaticResource Brush.Text.Secondary}"
                                    FontSize="12" Margin="0,8,0,0" TextWrapping="Wrap" />
+
+                        <!-- URLs des onglets latéraux Report / Documentation -->
+                        <TextBlock Text="{x:Static loc:Strings.SettingsReportUrl}"
+                                   Foreground="{StaticResource Brush.Text.Secondary}"
+                                   FontSize="12" Margin="0,16,0,4" />
+                        <TextBox Text="{Binding ReportUrl, UpdateSourceTrigger=PropertyChanged}"
+                                 Background="#1A1A20" Foreground="{StaticResource Brush.Text.Primary}"
+                                 BorderBrush="{StaticResource Brush.Border}" BorderThickness="1" Padding="8"
+                                 FontFamily="Consolas" />
+
+                        <TextBlock Text="{x:Static loc:Strings.SettingsDocsUrl}"
+                                   Foreground="{StaticResource Brush.Text.Secondary}"
+                                   FontSize="12" Margin="0,12,0,4" />
+                        <TextBox Text="{Binding DocumentationUrl, UpdateSourceTrigger=PropertyChanged}"
+                                 Background="#1A1A20" Foreground="{StaticResource Brush.Text.Primary}"
+                                 BorderBrush="{StaticResource Brush.Border}" BorderThickness="1" Padding="8"
+                                 FontFamily="Consolas" />
                     </StackPanel>
                 </Border>
 
diff --git a/src/PSLauncher.Core/Localization/Strings.cs b/src/PSLauncher.Core/Localization/Strings.cs
index 13f83e4..30922d8 100644
--- a/src/PSLauncher.Core/Localization/Strings.cs
+++ b/src/PSLauncher.Core/Localization/Strings.cs
@@ -152,6 +152,28 @@ public static class Strings
         "تطبيق الترقيات تلقائياً عند تثبيت نسخة جديدة"
     );
     public static string SettingsDbReplay   => T("🔁  Rejouer les migrations", "🔁  Replay migrations", "🔁  重新执行迁移", "🔁  เรียกใช้การโยกย้ายอีกครั้ง", "🔁  إعادة تشغيل الترقيات");
+    // ==================== RIGHT NAV SIDEBAR ====================
+    public static string NavLibrary       => T("Bibliothèque", "Library",       "库",          "ห้องสมุด",       "المكتبة");
+    public static string NavReport        => T("Statistiques", "Reports",       "统计",         "รายงาน",         "التقارير");
+    public static string NavDocumentation => T("Documentation", "Documentation","文档",         "เอกสาร",         "التوثيق");
+
+    public static string SettingsReportUrl    => T("URL de l'outil de reporting local", "Local reporting tool URL", "本地报告工具 URL", "URL ของเครื่องมือรายงานในเครื่อง", "عنوان أداة التقارير المحلية");
+    public static string SettingsDocsUrl      => T("URL de la documentation",          "Documentation URL",       "文档 URL",        "URL ของเอกสาร",                "عنوان التوثيق");
+    public static string DocsPlaceholder      => T(
+        "Aucune URL de documentation configurée.\n\nVa dans Paramètres → Avancés → Base de données pour pointer vers la documentation locale ou en ligne.",
+        "No documentation URL configured.\n\nGo to Settings → Advanced → Database to point to local or online documentation.",
+        "未配置文档 URL。\n\n前往 设置 → 高级 → 数据库 以指向本地或在线文档。",
+        "ยังไม่ได้กำหนด URL เอกสาร\n\nไปที่ การตั้งค่า → ขั้นสูง → ฐานข้อมูล เพื่อชี้ไปยังเอกสารในเครื่องหรือออนไลน์",
+        "لم يتم تكوين عنوان التوثيق.\n\nاذهب إلى الإعدادات → متقدم → قاعدة البيانات للإشارة إلى التوثيق المحلي أو عبر الإنترنت."
+    );
+    public static string WebViewLoadError(string url, string detail) => T(
+        $"Impossible de charger {url}\n\n{detail}\n\nVérifie que XAMPP est démarré et que l'URL est correcte (Paramètres → Avancés).",
+        $"Could not load {url}\n\n{detail}\n\nCheck that XAMPP is running and the URL is correct (Settings → Advanced).",
+        $"无法加载 {url}\n\n{detail}\n\n请检查 XAMPP 是否正在运行以及 URL 是否正确（设置 → 高级）。",
+        $"ไม่สามารถโหลด {url}\n\n{detail}\n\nตรวจสอบว่า XAMPP กำลังทำงานและ URL ถูกต้อง (ตั้งค่า → ขั้นสูง)",
+        $"تعذر تحميل {url}\n\n{detail}\n\nتأكد من تشغيل XAMPP وأن العنوان صحيح (الإعدادات → متقدم)."
+    );
+
     public static string SettingsAdvanced   => T(
         "▸  PARAMÈTRES AVANCÉS (serveur, installation, base de données, logs)",
         "▸  ADVANCED SETTINGS (server, installation, database, logs)",
diff --git a/src/PSLauncher.Models/LocalConfig.cs b/src/PSLauncher.Models/LocalConfig.cs
index 7f378b0..9851395 100644
--- a/src/PSLauncher.Models/LocalConfig.cs
+++ b/src/PSLauncher.Models/LocalConfig.cs
@@ -28,6 +28,21 @@ public sealed class LocalConfig
     /// </summary>
     public bool VerifyDownloadHash { get; set; } = true;
 
+    /// <summary>
+    /// URL de l'outil de reporting local (page web embarquée dans le launcher,
+    /// onglet "Report"). Par défaut pointe vers l'install standard ASTERION
+    /// dans XAMPP. Surchargeable dans Settings → Avancés.
+    /// </summary>
+    public string ReportUrl { get; set; } = "http://localhost/ProserveReport/";
+
+    /// <summary>
+    /// URL de la documentation locale (onglet "Documentation"). Vide par défaut :
+    /// l'utilisateur peut pointer vers une URL locale ou web. Si vide, l'onglet
+    /// affiche un placeholder avec les liens vers les fichiers .pptx du dossier
+    /// d'install du launcher.
+    /// </summary>
+    public string DocumentationUrl { get; set; } = string.Empty;
+
     public LicenseConfig License { get; set; } = new();
 
     /// <summary>