diff --git a/src/Shared/HandyControl_Shared/Controls/Other/Poptip.cs b/src/Shared/HandyControl_Shared/Controls/Other/Poptip.cs
index 344e7a8f..c58607c6 100644
--- a/src/Shared/HandyControl_Shared/Controls/Other/Poptip.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Other/Poptip.cs
@@ -4,8 +4,11 @@ using System.Windows.Controls;
 using System.Windows.Controls.Primitives;
 using System.Windows.Data;
 using System.Windows.Input;
+using System.Windows.Threading;
 using HandyControl.Data;
 using HandyControl.Data.Enum;
+using HandyControl.Expression.Drawing;
+using HandyControl.Tools;
 
 namespace HandyControl.Controls;
 
@@ -13,6 +16,8 @@ public class Poptip : AdornerElement
 {
     private readonly Popup _popup;
 
+    private DispatcherTimer _openTimer;
+
     public Poptip()
     {
         _popup = new Popup
@@ -172,6 +177,15 @@ public class Poptip : AdornerElement
         set => SetValue(IsOpenProperty, ValueBoxes.BooleanBox(value));
     }
 
+    public static readonly DependencyProperty DelayProperty = DependencyProperty.Register(
+        "Delay", typeof(double), typeof(Poptip), new PropertyMetadata(1000.0), ValidateHelper.IsInRangeOfPosDoubleIncludeZero);
+
+    public double Delay
+    {
+        get => (double) GetValue(DelayProperty);
+        set => SetValue(DelayProperty, value);
+    }
+
     public static Poptip Default => new();
 
     protected sealed override void OnTargetChanged(FrameworkElement element, bool isNew)
@@ -290,8 +304,43 @@ public class Poptip : AdornerElement
             _popup.PlacementTarget = Target;
             UpdateLocation();
         }
-        _popup.IsOpen = isShow;
-        Target.SetCurrentValue(IsOpenProperty, isShow);
+
+        ResetTimer();
+
+        var delay = Delay;
+        if (!isShow || HitMode != HitMode.Hover || MathHelper.IsVerySmall(delay))
+        {
+
+            _popup.IsOpen = isShow;
+            Target.SetCurrentValue(IsOpenProperty, isShow);
+        }
+        else
+        {
+            _openTimer = new DispatcherTimer
+            {
+                Interval = TimeSpan.FromMilliseconds(delay)
+            };
+
+            _openTimer.Tick += OpenTimer_Tick;
+            _openTimer.Start();
+        }
+    }
+
+    private void ResetTimer()
+    {
+        if (_openTimer != null)
+        {
+            _openTimer.Stop();
+            _openTimer = null;
+        }
+    }
+
+    private void OpenTimer_Tick(object sender, EventArgs e)
+    {
+        _popup.IsOpen = true;
+        Target.SetCurrentValue(IsOpenProperty, true);
+
+        ResetTimer();
     }
 
     private void Element_MouseEnter(object sender, MouseEventArgs e)
diff --git a/src/Shared/HandyControl_Shared/Controls/Ribbon/Ribbon.cs b/src/Shared/HandyControl_Shared/Controls/Ribbon/Ribbon.cs
index 3a079210..59836c68 100644
--- a/src/Shared/HandyControl_Shared/Controls/Ribbon/Ribbon.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Ribbon/Ribbon.cs
@@ -73,6 +73,11 @@ namespace HandyControl.Controls
             }
 
             var animation = isDropDownOpen ? CreateAnimation(0, ContentHeight) : CreateAnimation(ContentHeight, 0);
+            animation.Completed += (s, e) =>
+            {
+                SwitchCurrentTabContentVisibility(isDropDownOpen);
+            };
+
             _contentPanel.BeginAnimation(HeightProperty, animation);
         }
 
@@ -100,6 +105,7 @@ namespace HandyControl.Controls
             var animation = isMinimized
                 ? CreateAnimation(_originHeight, _tabHeaderItemsControl.ActualHeight)
                 : CreateAnimation(_tabHeaderItemsControl.ActualHeight, _originHeight);
+
             _rootPanel.BeginAnimation(HeightProperty, animation);
         }
 
@@ -331,6 +337,29 @@ namespace HandyControl.Controls
             return -1;
         }
 
+        private void SwitchCurrentTabContentVisibility(bool isVisible)
+        {
+            var tab = GetCurrentTab();
+            tab?.SwitchContentVisibility(isVisible);
+        }
+
+        private RibbonTab GetCurrentTab()
+        {
+            var index = SelectedIndex;
+
+            if (index == -1)
+            {
+                return null;
+            }
+
+            if (ItemContainerGenerator.ContainerFromIndex(index) is RibbonTab ribbonTab)
+            {
+                return ribbonTab;
+            }
+
+            return null;
+        }
+
         private void InitializeSelection()
         {
             if (!IsDropDownOpen)
diff --git a/src/Shared/HandyControl_Shared/Controls/Ribbon/RibbonGroup.cs b/src/Shared/HandyControl_Shared/Controls/Ribbon/RibbonGroup.cs
index e433c2a5..e19240ff 100644
--- a/src/Shared/HandyControl_Shared/Controls/Ribbon/RibbonGroup.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Ribbon/RibbonGroup.cs
@@ -1,11 +1,23 @@
 using System.Windows;
 using System.Windows.Controls;
+using System.Windows.Input;
 using HandyControl.Data;
+using HandyControl.Interactivity;
 
 namespace HandyControl.Controls
 {
     public class RibbonGroup : HeaderedItemsControl
     {
+        public RibbonGroup()
+        {
+            CommandBindings.Add(new CommandBinding(ControlCommands.More, LauncherButton_OnClick));
+        }
+
+        private void LauncherButton_OnClick(object sender, ExecutedRoutedEventArgs e)
+        {
+            OnLauncherClick(new RoutedEventArgs(LauncherClickEvent, this));
+        }
+
         public static readonly DependencyProperty ShowLauncherButtonProperty = DependencyProperty.Register(
             "ShowLauncherButton", typeof(bool), typeof(RibbonGroup), new PropertyMetadata(ValueBoxes.FalseBox));
 
@@ -23,5 +35,26 @@ namespace HandyControl.Controls
             get => (bool) GetValue(ShowSplitterProperty);
             set => SetValue(ShowSplitterProperty, value);
         }
+
+        public static readonly DependencyProperty LauncherPoptipProperty = DependencyProperty.Register(
+            "LauncherPoptip", typeof(Poptip), typeof(RibbonGroup), new PropertyMetadata(default(Poptip)));
+
+        public Poptip LauncherPoptip
+        {
+            get => (Poptip) GetValue(LauncherPoptipProperty);
+            set => SetValue(LauncherPoptipProperty, value);
+        }
+
+        public static readonly RoutedEvent LauncherClickEvent =
+            EventManager.RegisterRoutedEvent("LauncherClick", RoutingStrategy.Bubble,
+                typeof(RoutedEventHandler), typeof(RibbonGroup));
+
+        public event RoutedEventHandler LauncherClick
+        {
+            add => AddHandler(LauncherClickEvent, value);
+            remove => RemoveHandler(LauncherClickEvent, value);
+        }
+
+        protected virtual void OnLauncherClick(RoutedEventArgs e) => RaiseEvent(e);
     }
 }
diff --git a/src/Shared/HandyControl_Shared/Controls/Ribbon/RibbonTab.cs b/src/Shared/HandyControl_Shared/Controls/Ribbon/RibbonTab.cs
index e9db9547..57273429 100644
--- a/src/Shared/HandyControl_Shared/Controls/Ribbon/RibbonTab.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Ribbon/RibbonTab.cs
@@ -2,11 +2,17 @@
 using System.Windows.Controls;
 using System.Windows.Controls.Primitives;
 using HandyControl.Data;
+using HandyControl.Tools.Extension;
 
 namespace HandyControl.Controls
 {
+    [TemplatePart(Name = RootContainer, Type = typeof(UIElement))]
     public class RibbonTab : HeaderedItemsControl
     {
+        private const string RootContainer = "PART_RootContainer";
+
+        private UIElement _rootContainer;
+
         public Ribbon Ribbon => Ribbon.GetRibbon(this);
 
         internal RibbonTabHeader RibbonTabHeader
@@ -48,10 +54,16 @@ namespace HandyControl.Controls
             var ribbonTab = (RibbonTab) d;
             if (ribbonTab.IsSelected)
             {
+                if (ribbonTab.Ribbon.IsDropDownOpen)
+                {
+                    ribbonTab.SwitchContentVisibility(true);
+                }
+
                 ribbonTab.OnSelected(new RoutedEventArgs(Selector.SelectedEvent, ribbonTab));
             }
             else
             {
+                ribbonTab.SwitchContentVisibility(false);
                 ribbonTab.OnUnselected(new RoutedEventArgs(Selector.UnselectedEvent, ribbonTab));
             }
 
@@ -64,6 +76,16 @@ namespace HandyControl.Controls
             set => SetValue(IsSelectedProperty, value);
         }
 
+        public override void OnApplyTemplate()
+        {
+            base.OnApplyTemplate();
+            _rootContainer = GetTemplateChild(RootContainer) as UIElement;
+
+            SwitchContentVisibility(IsSelected);
+        }
+
+        internal void SwitchContentVisibility(bool isVisible) => _rootContainer?.Show(isVisible);
+
         protected virtual void OnSelected(RoutedEventArgs e) => RaiseEvent(e);
 
         protected virtual void OnUnselected(RoutedEventArgs e) => RaiseEvent(e);
diff --git a/src/Shared/HandyControl_Shared/Data/ValueBoxes.cs b/src/Shared/HandyControl_Shared/Data/ValueBoxes.cs
index 800ae300..28f747c2 100644
--- a/src/Shared/HandyControl_Shared/Data/ValueBoxes.cs
+++ b/src/Shared/HandyControl_Shared/Data/ValueBoxes.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Windows;
 using System.Windows.Controls;
 
@@ -23,8 +23,6 @@ internal static class ValueBoxes
 
     internal static object HiddenBox = Visibility.Hidden;
 
-    internal static object Double0Box = .0;
-
     internal static object Double01Box = .1;
 
     internal static object Double0Box = .0;
diff --git a/src/Shared/HandyControl_Shared/Interactivity/Commands/ControlCommands.cs b/src/Shared/HandyControl_Shared/Interactivity/Commands/ControlCommands.cs
index bea450e0..8a03934f 100644
--- a/src/Shared/HandyControl_Shared/Interactivity/Commands/ControlCommands.cs
+++ b/src/Shared/HandyControl_Shared/Interactivity/Commands/ControlCommands.cs
@@ -181,4 +181,9 @@ public static class ControlCommands
     ///     按照名称排序
     /// </summary>
     public static RoutedCommand SortByName { get; } = new(nameof(SortByName), typeof(ControlCommands));
+
+    /// <summary>
+    ///     更多
+    /// </summary>
+    public static RoutedCommand More { get; } = new(nameof(More), typeof(ControlCommands));
 }
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Ribbon.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Ribbon.xaml
index 9a3ea6e6..b8f09c26 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Ribbon.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Ribbon.xaml
@@ -4,7 +4,7 @@
                     xmlns:interactivity="clr-namespace:HandyControl.Interactivity"
                     xmlns:system="clr-namespace:System;assembly=mscorlib">
 
-    <Geometry x:Key="NailGeometry">M878.3 392.1L631.9 145.7c-6.5-6.5-15-9.7-23.5-9.7s-17 3.2-23.5 9.7L423.8 306.9c-12.2-1.4-24.5-2-36.8-2-73.2 0-146.4 24.1-206.5 72.3-15.4 12.3-16.6 35.4-2.7 49.4l181.7 181.7-215.4 215.2c-2.6 2.6-4.3 6.1-4.6 9.8l-3.4 37.2c-0.9 9.4 6.6 17.4 15.9 17.4 0.5 0 1 0 1.5-0.1l37.2-3.4c3.7-0.3 7.2-2 9.8-4.6l215.4-215.4 181.7 181.7c6.5 6.5 15 9.7 23.5 9.7 9.7 0 19.3-4.2 25.9-12.4 56.3-70.3 79.7-158.3 70.2-243.4l161.1-161.1c12.9-12.8 12.9-33.8 0-46.8z</Geometry>
+    <Geometry x:Key="NailGeometry">M956.553 366.486L657.514 67.447c-7.888-7.888-18.204-11.772-28.52-11.772s-20.632 3.884-28.52 11.772L404.958 263.085c-14.806-1.7-29.734-2.428-44.662-2.428-88.837 0-177.675 29.249-250.614 87.746-18.69 14.927-20.268 42.962-3.277 59.953l220.516 220.517L65.506 890.046c-3.156 3.155-5.219 7.403-5.583 11.893l-4.126 45.147c-1.093 11.408 8.01 21.117 19.296 21.117 0.607 0 1.214 0 1.82-0.121l45.148-4.126c4.49-0.364 8.738-2.428 11.893-5.583L395.37 696.957l220.517 220.517c7.888 7.888 18.204 11.772 28.52 11.772 11.772 0 23.423-5.097 31.433-15.05 68.327-85.317 96.726-192.117 85.197-295.397l195.516-195.515c15.655-15.535 15.655-41.021 0-56.798zM699.142 557.268l-29.734 29.734 4.612 41.75c4.49 40.898 1.213 81.555-9.952 120.998-6.554 23.059-15.535 45.026-26.943 65.779L208.593 386.753c15.655-8.616 31.918-15.898 48.909-21.724 33.01-11.408 67.599-17.112 102.794-17.112 11.651 0 23.423 0.607 35.074 1.942l41.75 4.612 29.733-29.734 162.262-162.262 232.41 232.41-162.383 162.383z</Geometry>
     <Geometry x:Key="DialogBoxLauncherGeometry">M0,0 8,0 8,1 1,1 1,8 0,8 M 3.7,3 8,7.3 8,4 9,4 9,9 4,9 4,8 7.3,8 3,3.7</Geometry>
 
     <Style TargetType="hc:RibbonGroup">
@@ -34,8 +34,8 @@
                         </Grid.ColumnDefinitions>
                         <ItemsPresenter Grid.ColumnSpan="2" Margin="{TemplateBinding Padding}"/>
                         <ContentPresenter Name="ContentPresenter"  VerticalAlignment="Bottom" TextElement.Foreground="{DynamicResource SecondaryTextBrush}" Grid.Column="0" Grid.ColumnSpan="2" Margin="10,0,10,2" ContentSource="Header" HorizontalAlignment="Center" Grid.Row="1"/>
-                        <Button Visibility="{Binding ShowLauncherButton,RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource Boolean2VisibilityConverter}}" Margin="0,0,4,0" Grid.Column="1" Width="9" Height="9" Grid.Row="1" HorizontalAlignment="Right" Style="{StaticResource ButtonCustom}" hc:BackgroundSwitchElement.MouseHoverBackground="{DynamicResource SecondaryRegionBrush}">
-                            <Path Stretch="Uniform" Data="{StaticResource DialogBoxLauncherGeometry}" Fill="{DynamicResource SecondaryTextBrush}"/>
+                        <Button hc:Poptip.Instance="{TemplateBinding LauncherPoptip}" Command="interactivity:ControlCommands.More" Visibility="{Binding ShowLauncherButton,RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource Boolean2VisibilityConverter}}" Margin="0,0,2,0" Grid.Column="1" Width="16" Height="16" Grid.Row="1" HorizontalAlignment="Right" Style="{StaticResource ButtonCustom}" hc:BackgroundSwitchElement.MouseHoverBackground="{DynamicResource SecondaryRegionBrush}">
+                            <Path Width="9" Height="9" Stretch="Uniform" Data="{StaticResource DialogBoxLauncherGeometry}" Fill="{DynamicResource SecondaryTextBrush}"/>
                         </Button>
                         <Border Visibility="{Binding ShowSplitter,RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource Boolean2VisibilityConverter}}" Margin="0,4" Grid.Column="2" Grid.Row="0" Grid.RowSpan="2" Width="1" Background="{TemplateBinding BorderBrush}"/>
                     </Grid>
@@ -91,7 +91,7 @@
         <Setter Property="Template">
             <Setter.Value>
                 <ControlTemplate TargetType="hc:RibbonTab">
-                    <hc:SimplePanel Visibility="{Binding IsSelected,RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource Boolean2VisibilityConverter}}">
+                    <hc:SimplePanel Visibility="Collapsed" x:Name="PART_RootContainer">
                         <Border x:Name="mainBorder" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="0,0,0,3" Background="{TemplateBinding Background}" Margin="0"/>
                         <ItemsPresenter/>
                     </hc:SimplePanel>
@@ -134,7 +134,7 @@
                                     <DropShadowEffect BlurRadius="8" ShadowDepth="2" Direction="-90" Color="{StaticResource EffectShadowColor}" Opacity=".1" RenderingBias="Performance"/>
                                 </Border.Effect>
                             </Border>
-                            <ItemsPresenter VerticalAlignment="Bottom" Height="{TemplateBinding ContentHeight}" Grid.Column="0" Margin="10,0,0,0"/>
+                            <ItemsPresenter x:Name="PART_TabItemsPresenter" VerticalAlignment="Bottom" Height="{TemplateBinding ContentHeight}" Grid.Column="0" Margin="10,0,0,0"/>
                             <ToggleButton Command="interactivity:ControlCommands.Switch" IsChecked="{Binding IsMinimized,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="0,0,10,0" Padding="5" Width="20" Height="20" Grid.Column="1" HorizontalAlignment="Right" VerticalAlignment="Bottom" Style="{StaticResource ToggleButtonIconTransparent}" hc:IconElement.Geometry="{StaticResource UpGeometry}" hc:IconSwitchElement.GeometrySelected="{StaticResource NailGeometry}"/>
                         </Grid>
                         <hc:RibbonTabHeaderItemsControl Grid.Row="0" Background="{TemplateBinding Background}" Focusable="False" x:Name="PART_TabHeaderItemsControl" Margin="0,0,0,2">