diff --git a/src/OpenClaw.Tray.WinUI/Controls/BrandMark.xaml b/src/OpenClaw.Tray.WinUI/Controls/BrandMark.xaml
new file mode 100644
index 000000000..bb7b07b10
--- /dev/null
+++ b/src/OpenClaw.Tray.WinUI/Controls/BrandMark.xaml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<UserControl
+    x:Class="OpenClawTray.Controls.BrandMark"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    AutomationProperties.AccessibilityView="Raw"
+    IsHitTestVisible="False"
+    IsTabStop="False">
+
+    <Image x:Name="MarkImage"
+           Stretch="Uniform"
+           AutomationProperties.AccessibilityView="Raw"/>
+</UserControl>
diff --git a/src/OpenClaw.Tray.WinUI/Controls/BrandMark.xaml.cs b/src/OpenClaw.Tray.WinUI/Controls/BrandMark.xaml.cs
new file mode 100644
index 000000000..dc8d2b2a9
--- /dev/null
+++ b/src/OpenClaw.Tray.WinUI/Controls/BrandMark.xaml.cs
@@ -0,0 +1,47 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using OpenClawTray.Helpers;
+
+namespace OpenClawTray.Controls;
+
+public sealed partial class BrandMark : UserControl
+{
+    private const double DefaultMarkSize = 20d;
+
+    public static readonly DependencyProperty MarkSizeProperty =
+        DependencyProperty.Register(
+            nameof(MarkSize),
+            typeof(double),
+            typeof(BrandMark),
+            new PropertyMetadata(DefaultMarkSize, OnMarkSizeChanged));
+
+    public BrandMark()
+    {
+        InitializeComponent();
+        MarkImage.Source = BrandAssets.CreateRedBotMarkSource();
+        ApplySize(MarkSize);
+    }
+
+    public double MarkSize
+    {
+        get => (double)GetValue(MarkSizeProperty);
+        set => SetValue(MarkSizeProperty, value);
+    }
+
+    private static void OnMarkSizeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+    {
+        if (d is BrandMark mark && e.NewValue is double size)
+            mark.ApplySize(size);
+    }
+
+    private void ApplySize(double size)
+    {
+        if (!double.IsFinite(size) || size < 0)
+            size = DefaultMarkSize;
+
+        Width = size;
+        Height = size;
+        MarkImage.Width = size;
+        MarkImage.Height = size;
+    }
+}
diff --git a/src/OpenClaw.Tray.WinUI/Dialogs/PairingApprovalDialog.cs b/src/OpenClaw.Tray.WinUI/Dialogs/PairingApprovalDialog.cs
index 9d4613276..a864a1d2b 100644
--- a/src/OpenClaw.Tray.WinUI/Dialogs/PairingApprovalDialog.cs
+++ b/src/OpenClaw.Tray.WinUI/Dialogs/PairingApprovalDialog.cs
@@ -3,6 +3,7 @@
 using Microsoft.UI.Xaml.Media;
 using OpenClaw.Connection;
 using OpenClaw.Shared;
+using OpenClawTray.Controls;
 using OpenClawTray.Helpers;
 using OpenClawTray.Services;
 using System;
@@ -65,7 +66,7 @@ public PairingApprovalDialog(PairingApprovalCoordinator coordinator)
         var titleBar = new Grid { Height = 48, Padding = new Thickness(16, 0, 140, 0) };
         titleBar.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
         titleBar.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
-        var titleIcon = new TextBlock { Text = "🦞", FontSize = 16, VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 8, 0) };
+        var titleIcon = new BrandMark { MarkSize = 16, VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 8, 0) };
         Grid.SetColumn(titleIcon, 0);
         titleBar.Children.Add(titleIcon);
         var titleText = new TextBlock
diff --git a/src/OpenClaw.Tray.WinUI/Dialogs/RecordingConsentDialog.cs b/src/OpenClaw.Tray.WinUI/Dialogs/RecordingConsentDialog.cs
index db2bdc7e2..28f80d9b5 100644
--- a/src/OpenClaw.Tray.WinUI/Dialogs/RecordingConsentDialog.cs
+++ b/src/OpenClaw.Tray.WinUI/Dialogs/RecordingConsentDialog.cs
@@ -2,6 +2,7 @@
 using Microsoft.UI.Xaml.Controls;
 using Microsoft.UI.Xaml.Media;
 using OpenClaw.Shared.Capabilities;
+using OpenClawTray.Controls;
 using OpenClawTray.Helpers;
 using OpenClawTray.Services;
 using System;
@@ -55,10 +56,9 @@ public RecordingConsentDialog(RecordingType type)
         titleBar.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
         titleBar.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
 
-        var titleIcon = new TextBlock
+        var titleIcon = new BrandMark
         {
-            Text = "🦞",
-            FontSize = 16,
+            MarkSize = 16,
             VerticalAlignment = VerticalAlignment.Center,
             Margin = new Thickness(0, 0, 8, 0)
         };
diff --git a/src/OpenClaw.Tray.WinUI/Dialogs/WelcomeDialog.cs b/src/OpenClaw.Tray.WinUI/Dialogs/WelcomeDialog.cs
index 2971a7acf..0744e8321 100644
--- a/src/OpenClaw.Tray.WinUI/Dialogs/WelcomeDialog.cs
+++ b/src/OpenClaw.Tray.WinUI/Dialogs/WelcomeDialog.cs
@@ -1,6 +1,7 @@
 using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Controls;
 using Microsoft.UI.Xaml.Media;
+using OpenClawTray.Controls;
 using OpenClawTray.Helpers;
 using OpenClawTray.Services;
 using System;
@@ -45,10 +46,9 @@ public WelcomeDialog()
             Spacing = 12,
             HorizontalAlignment = HorizontalAlignment.Center
         };
-        headerPanel.Children.Add(new TextBlock
+        headerPanel.Children.Add(new BrandMark
         {
-            Text = "🦞",
-            FontSize = 48
+            MarkSize = 48
         });
         headerPanel.Children.Add(new TextBlock
         {
@@ -130,10 +130,9 @@ public WelcomeDialog()
         outerGrid.RowDefinitions.Add(new RowDefinition { Height = new GridLength(1, GridUnitType.Star) });
 
         var titleBar = new Grid { Padding = new Thickness(16, 0, 140, 0) };
-        var titleIcon = new TextBlock
+        var titleIcon = new BrandMark
         {
-            Text = "🦞",
-            FontSize = 20,
+            MarkSize = 20,
             VerticalAlignment = VerticalAlignment.Center,
             Margin = new Thickness(0, 0, 10, 0)
         };
diff --git a/src/OpenClaw.Tray.WinUI/Helpers/BrandAssets.cs b/src/OpenClaw.Tray.WinUI/Helpers/BrandAssets.cs
new file mode 100644
index 000000000..bb4e7b10c
--- /dev/null
+++ b/src/OpenClaw.Tray.WinUI/Helpers/BrandAssets.cs
@@ -0,0 +1,10 @@
+using Microsoft.UI.Xaml.Media.Imaging;
+
+namespace OpenClawTray.Helpers;
+
+public static class BrandAssets
+{
+    public const string RedBotMarkUri = "ms-appx:///Assets/Square44x44Logo.targetsize-256_altform-unplated.png";
+
+    public static BitmapImage CreateRedBotMarkSource() => new(new Uri(RedBotMarkUri));
+}
diff --git a/src/OpenClaw.Tray.WinUI/Helpers/FluentIconCatalog.cs b/src/OpenClaw.Tray.WinUI/Helpers/FluentIconCatalog.cs
index 608c646ff..117a5ea05 100644
--- a/src/OpenClaw.Tray.WinUI/Helpers/FluentIconCatalog.cs
+++ b/src/OpenClaw.Tray.WinUI/Helpers/FluentIconCatalog.cs
@@ -73,9 +73,6 @@ public static class FluentIconCatalog
     public const string ChevronR = "\uE76C";       // ChevronRight
     public const string Check = "\uE73E";          // CheckMark
 
-    // ── Brand placeholder ──────────────────────────────────────────
-    public const string Brand = "🦞";
-
     // ── Diagnostics page glyphs ────────────────────────────────────
     // Added 2026-05 for the Diagnostics surface
     // (src/OpenClaw.Tray.WinUI/Pages/DebugPage.xaml). Keep these here
diff --git a/src/OpenClaw.Tray.WinUI/Pages/AgentEventsPage.xaml b/src/OpenClaw.Tray.WinUI/Pages/AgentEventsPage.xaml
index badd718fa..594fb8211 100644
--- a/src/OpenClaw.Tray.WinUI/Pages/AgentEventsPage.xaml
+++ b/src/OpenClaw.Tray.WinUI/Pages/AgentEventsPage.xaml
@@ -3,6 +3,7 @@
     x:Class="OpenClawTray.Pages.AgentEventsPage"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:OpenClawTray.Controls"
     xmlns:helpers="using:OpenClawTray.Helpers">
 
     <Grid Padding="24,16,24,16" MaxWidth="900" HorizontalAlignment="Stretch">
@@ -140,7 +141,7 @@
         <!-- Empty state -->
         <StackPanel x:Name="EmptyState" Grid.Row="3"
                     VerticalAlignment="Center" HorizontalAlignment="Center" Spacing="8">
-            <TextBlock Text="🤖" FontSize="48" HorizontalAlignment="Center"/>
+            <controls:BrandMark MarkSize="48" HorizontalAlignment="Center"/>
             <TextBlock x:Uid="AgentEventsPage_TextBlock_96" Text="No events in this session"
                        Style="{StaticResource SubtitleTextBlockStyle}"
                        HorizontalAlignment="Center"/>
diff --git a/src/OpenClaw.Tray.WinUI/Windows/HubWindow.xaml b/src/OpenClaw.Tray.WinUI/Windows/HubWindow.xaml
index 7b67288ff..5250f8b5c 100644
--- a/src/OpenClaw.Tray.WinUI/Windows/HubWindow.xaml
+++ b/src/OpenClaw.Tray.WinUI/Windows/HubWindow.xaml
@@ -3,6 +3,7 @@
     x:Class="OpenClawTray.Windows.HubWindow"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="using:OpenClawTray.Controls"
     xmlns:winex="using:WinUIEx"
     Title="OpenClaw"
     MinWidth="1000" MinHeight="400">
@@ -60,7 +61,10 @@
             </StackPanel>
 
             <!-- Icon + Title -->
-            <TextBlock Grid.Column="1" Text="🦞" FontSize="18" VerticalAlignment="Center" Margin="8,0,8,0" Translation="0,-1,0"/>
+            <controls:BrandMark Grid.Column="1"
+                                MarkSize="18"
+                                VerticalAlignment="Center"
+                                Margin="8,0,8,0"/>
             <TextBlock x:Uid="TitleText" Grid.Column="2" x:Name="TitleText" Text="OpenClaw Windows Companion"
                         FontSize="13" VerticalAlignment="Center"
                         Style="{StaticResource CaptionTextBlockStyle}"/>
diff --git a/tests/OpenClaw.Tray.Tests/BrandMarkContractTests.cs b/tests/OpenClaw.Tray.Tests/BrandMarkContractTests.cs
new file mode 100644
index 000000000..973a629d8
--- /dev/null
+++ b/tests/OpenClaw.Tray.Tests/BrandMarkContractTests.cs
@@ -0,0 +1,85 @@
+namespace OpenClaw.Tray.Tests;
+
+public sealed class BrandMarkContractTests
+{
+    private const string LobsterEmoji = "\ud83e\udd9e";
+    private const string RobotEmoji = "\ud83e\udd16";
+    private const string RedBotAssetName = "Square44x44Logo.targetsize-256_altform-unplated.png";
+    private static string RepoRoot => TestRepositoryPaths.GetRepositoryRoot();
+
+    private static string ReadTrayFile(params string[] pathParts)
+        => File.ReadAllText(Path.Combine(new[] { RepoRoot, "src", "OpenClaw.Tray.WinUI" }.Concat(pathParts).ToArray()));
+
+    [Fact]
+    public void BrandMark_UsesSharedRedBotImageAsset()
+    {
+        var xaml = ReadTrayFile("Controls", "BrandMark.xaml");
+        var code = ReadTrayFile("Controls", "BrandMark.xaml.cs");
+        var assets = ReadTrayFile("Helpers", "BrandAssets.cs");
+        var redBotAssetPath = Path.Combine(
+            RepoRoot,
+            "src",
+            "OpenClaw.Tray.WinUI",
+            "Assets",
+            RedBotAssetName);
+
+        Assert.Contains("<Image", xaml);
+        Assert.Contains("AutomationProperties.AccessibilityView=\"Raw\"", xaml);
+        Assert.Contains("IsHitTestVisible=\"False\"", xaml);
+        Assert.Contains("IsTabStop=\"False\"", xaml);
+        Assert.Contains("BrandAssets.CreateRedBotMarkSource()", code);
+        Assert.Contains(RedBotAssetName, assets);
+        Assert.True(File.Exists(redBotAssetPath), $"BrandMark asset is missing: {redBotAssetPath}");
+        Assert.DoesNotContain("FontIcon", xaml);
+        Assert.DoesNotContain($"Text=\"{LobsterEmoji}\"", xaml);
+    }
+
+    [Fact]
+    public void KnownBrandSurfaces_UseBrandMark()
+    {
+        Assert.Contains("controls:BrandMark", ReadTrayFile("Windows", "HubWindow.xaml"));
+        Assert.Contains("controls:BrandMark", ReadTrayFile("Pages", "AgentEventsPage.xaml"));
+
+        var expectedCodeFiles = new[]
+        {
+            Path.Combine("Dialogs", "WelcomeDialog.cs"),
+            Path.Combine("Dialogs", "PairingApprovalDialog.cs"),
+            Path.Combine("Dialogs", "RecordingConsentDialog.cs"),
+        };
+
+        foreach (var file in expectedCodeFiles)
+        {
+            Assert.Contains("new BrandMark", ReadTrayFile(file.Split(Path.DirectorySeparatorChar)));
+        }
+    }
+
+    [Fact]
+    public void TrayWinUiSources_DoNotRenderEmojiBrandMarks()
+    {
+        var sourceRoot = Path.Combine(RepoRoot, "src", "OpenClaw.Tray.WinUI");
+        var offenders = Directory
+            .EnumerateFiles(sourceRoot, "*", SearchOption.AllDirectories)
+            .Where(path => path.EndsWith(".cs", StringComparison.OrdinalIgnoreCase)
+                || path.EndsWith(".xaml", StringComparison.OrdinalIgnoreCase))
+            .Where(path => !IsBuildArtifact(sourceRoot, path))
+            .SelectMany(path => File.ReadLines(path)
+                .Select((line, index) => (path, line, lineNumber: index + 1)))
+            .Where(item => item.line.Contains(LobsterEmoji, StringComparison.Ordinal)
+                || item.line.Contains(RobotEmoji, StringComparison.Ordinal))
+            .Select(item => $"{Path.GetRelativePath(RepoRoot, item.path)}:{item.lineNumber}")
+            .ToArray();
+
+        Assert.True(
+            offenders.Length == 0,
+            "Use the shared BrandMark control instead of emoji brand marks:"
+            + Environment.NewLine
+            + string.Join(Environment.NewLine, offenders));
+
+        static bool IsBuildArtifact(string sourceRoot, string path)
+        {
+            var relative = Path.GetRelativePath(sourceRoot, path);
+            return relative.StartsWith($"bin{Path.DirectorySeparatorChar}", StringComparison.OrdinalIgnoreCase)
+                || relative.StartsWith($"obj{Path.DirectorySeparatorChar}", StringComparison.OrdinalIgnoreCase);
+        }
+    }
+}
diff --git a/tests/OpenClaw.Tray.Tests/DiagnosticsPageContractTests.cs b/tests/OpenClaw.Tray.Tests/DiagnosticsPageContractTests.cs
index 1b09e19cf..a41eec75a 100644
--- a/tests/OpenClaw.Tray.Tests/DiagnosticsPageContractTests.cs
+++ b/tests/OpenClaw.Tray.Tests/DiagnosticsPageContractTests.cs
@@ -439,8 +439,10 @@ public void HubWindow_NavPaneToggle_LivesInTitleBarAndHidesBuiltInToggle()
         Assert.Contains("BorderBrush=\"Transparent\"", xaml);
         Assert.Contains("BorderThickness=\"0\"", xaml);
         Assert.Contains("FontSize=\"16\"", xaml);
-        Assert.Contains("Text=\"\ud83e\udd9e\" FontSize=\"18\"", xaml);
-        Assert.Contains("Translation=\"0,-1,0\"", xaml);
+        Assert.Contains("xmlns:controls=\"using:OpenClawTray.Controls\"", xaml);
+        Assert.Contains("<controls:BrandMark Grid.Column=\"1\"", xaml);
+        Assert.Contains("MarkSize=\"18\"", xaml);
+        Assert.DoesNotContain("Translation=\"0,-1,0\"", xaml);
         Assert.Contains("IsPaneToggleButtonVisible=\"False\"", xaml);
         Assert.Contains("x:Name=\"NavContentHost\"", xaml);
         Assert.Contains("x:Name=\"NavContentClip\"", xaml);
@@ -449,7 +451,7 @@ public void HubWindow_NavPaneToggle_LivesInTitleBarAndHidesBuiltInToggle()
 
         var titleBarIndex = xaml.IndexOf("x:Name=\"AppTitleBar\"", StringComparison.Ordinal);
         var toggleIndex = xaml.IndexOf("x:Name=\"NavPaneToggleButton\"", StringComparison.Ordinal);
-        var iconIndex = xaml.IndexOf("Text=\"\ud83e\udd9e\"", StringComparison.Ordinal);
+        var iconIndex = xaml.IndexOf("<controls:BrandMark Grid.Column=\"1\"", StringComparison.Ordinal);
         var navViewIndex = xaml.IndexOf("x:Name=\"NavView\"", StringComparison.Ordinal);
         Assert.True(titleBarIndex >= 0, "The hub title bar must exist.");
         Assert.True(toggleIndex > titleBarIndex, "The nav pane toggle must live inside the title bar block.");
diff --git a/tests/OpenClaw.Tray.Tests/FluentIconCatalogTests.cs b/tests/OpenClaw.Tray.Tests/FluentIconCatalogTests.cs
index 96e4c36cb..b6e796fb2 100644
--- a/tests/OpenClaw.Tray.Tests/FluentIconCatalogTests.cs
+++ b/tests/OpenClaw.Tray.Tests/FluentIconCatalogTests.cs
@@ -5,8 +5,8 @@ namespace OpenClaw.Tray.Tests;
 
 /// <summary>
 /// Pins the <c>FluentIconCatalog</c> contract: every advertised glyph is a
-/// single Unicode Private Use Area character (or the documented Brand
-/// emoji), and the helper builder uses the SymbolThemeFontFamily resource.
+/// single Unicode Private Use Area character, and the helper builder uses
+/// the SymbolThemeFontFamily resource.
 ///
 /// We parse the source rather than reflect on the assembly because
 /// <c>OpenClaw.Tray.Tests</c> is a pure net10.0 project that doesn't
@@ -24,7 +24,6 @@ public sealed class FluentIconCatalogTests
         "Add", "Back", "Sync", "Lock", "Plug", "MoreOverflow",
         "People", "Money", "ServerEnvironment", "CapabilityOff", "Channels",
         "ChevronR", "Check",
-        "Brand",
         // Diagnostics surface (see src/OpenClaw.Tray.WinUI/Pages/DebugPage.xaml).
         "Bug", "Briefcase", "Folder", "Copy", "Document", "Refresh", "Reset", "Clear", "Develop",
         // Workspace surface (see src/OpenClaw.Tray.WinUI/Pages/WorkspacePage.xaml).
@@ -41,8 +40,7 @@ private static string ReadCatalogSource()
 
     private static IDictionary<string, string> ParseConstants(string source)
     {
-        // Matches:   public const string Name = "\uXXXX";   or
-        //            public const string Name = "🦞";
+        // Matches:   public const string Name = "\uXXXX";
         var rx = new Regex(
             @"public\s+const\s+string\s+(?<name>\w+)\s*=\s*""(?<value>(?:\\u[0-9A-Fa-f]{4}|[^""\\]|\\.)*)"";",
             RegexOptions.Compiled);
@@ -74,9 +72,6 @@ public void PuaConstants_AreSingleCharacterInPrivateUseArea()
         var map = ParseConstants(src);
         foreach (var name in ExpectedConstants)
         {
-            if (name == "Brand")
-                continue; // Brand is an emoji surrogate pair by design.
-
             Assert.True(map.TryGetValue(name, out var value),
                 $"FluentIconCatalog.{name} not found in source");
             Assert.True(value!.Length == 1,