diff --git a/dev/CommandBarFlyout/CommandBarFlyout.cpp b/dev/CommandBarFlyout/CommandBarFlyout.cpp
index a32160a60d..c8df85189a 100644
--- a/dev/CommandBarFlyout/CommandBarFlyout.cpp
+++ b/dev/CommandBarFlyout/CommandBarFlyout.cpp
@@ -125,10 +125,24 @@ CommandBarFlyout::CommandBarFlyout()
             // In that circumstance, we want to have the flyout be open from the start.
             winrt::IFlyoutBase5 thisAsFlyoutBase5 = *this;
 
-            // If we don't have IFlyoutBase5 available, then we assume a standard show mode.
-            if (!thisAsFlyoutBase5 || thisAsFlyoutBase5.ShowMode() == winrt::FlyoutShowMode::Standard)
+            if (auto commandBar = m_commandBar.get())
             {
-                m_commandBar.get().IsOpen(true);
+                // If we don't have IFlyoutBase5 available, then we assume a standard show mode.
+                if (!thisAsFlyoutBase5 || thisAsFlyoutBase5.ShowMode() == winrt::FlyoutShowMode::Standard)
+                {
+                    commandBar.IsOpen(true);
+                }
+
+                // When CommandBarFlyout is in AlwaysOpen state, don't show the overflow button
+                if (AlwaysExpanded())
+                {
+                    commandBar.IsOpen(true);
+                    commandBar.OverflowButtonVisibility(winrt::Windows::UI::Xaml::Controls::CommandBarOverflowButtonVisibility::Collapsed);
+                }
+                else
+                {
+                    commandBar.OverflowButtonVisibility(winrt::Windows::UI::Xaml::Controls::CommandBarOverflowButtonVisibility::Auto);
+                }
             }
         }
     });
diff --git a/dev/CommandBarFlyout/CommandBarFlyout.h b/dev/CommandBarFlyout/CommandBarFlyout.h
index d34690ef86..fe64738efd 100644
--- a/dev/CommandBarFlyout/CommandBarFlyout.h
+++ b/dev/CommandBarFlyout/CommandBarFlyout.h
@@ -13,6 +13,9 @@ class CommandBarFlyout :
     CommandBarFlyout();
     ~CommandBarFlyout();
 
+    bool AlwaysExpanded() { return m_alwaysExpanded; }
+    void AlwaysExpanded(bool value) { m_alwaysExpanded = value; }
+
     winrt::IObservableVector<winrt::ICommandBarElement> PrimaryCommands();
     winrt::IObservableVector<winrt::ICommandBarElement> SecondaryCommands();
 
@@ -25,6 +28,8 @@ class CommandBarFlyout :
 private:
     void SetSecondaryCommandsToCloseWhenExecuted();
 
+    bool m_alwaysExpanded;
+
     winrt::IObservableVector<winrt::ICommandBarElement> m_primaryCommands{ nullptr };
     winrt::IObservableVector<winrt::ICommandBarElement> m_secondaryCommands{ nullptr };
 
diff --git a/dev/CommandBarFlyout/CommandBarFlyout.idl b/dev/CommandBarFlyout/CommandBarFlyout.idl
index 5800eb8b76..355c33444a 100644
--- a/dev/CommandBarFlyout/CommandBarFlyout.idl
+++ b/dev/CommandBarFlyout/CommandBarFlyout.idl
@@ -8,6 +8,11 @@ unsealed runtimeclass CommandBarFlyout : Windows.UI.Xaml.Controls.Primitives.Fly
 {
     CommandBarFlyout();
 
+    [MUX_PREVIEW]
+    {
+        Boolean AlwaysExpanded{ get; set; };
+    }
+
     Windows.Foundation.Collections.IObservableVector<Windows.UI.Xaml.Controls.ICommandBarElement> PrimaryCommands { get; };
     Windows.Foundation.Collections.IObservableVector<Windows.UI.Xaml.Controls.ICommandBarElement> SecondaryCommands { get; };
 };
diff --git a/dev/CommandBarFlyout/CommandBarFlyout.xaml b/dev/CommandBarFlyout/CommandBarFlyout.xaml
index df4d4e9d79..8b6eb6b355 100644
--- a/dev/CommandBarFlyout/CommandBarFlyout.xaml
+++ b/dev/CommandBarFlyout/CommandBarFlyout.xaml
@@ -356,7 +356,7 @@
                                     contract7NotPresent:CornerRadius="{ThemeResource OverlayCornerRadius}">
                                     <Grid.ColumnDefinitions>
                                         <ColumnDefinition Width="*" />
-                                        <ColumnDefinition Width="Auto" />
+                                        <ColumnDefinition Width="Auto" MinWidth="3"/>
                                     </Grid.ColumnDefinitions>
                                     <ItemsControl x:Name="PrimaryItemsControl"
                                         Height="40"
diff --git a/dev/CommandBarFlyout/CommandBarFlyoutCommandBar.cpp b/dev/CommandBarFlyout/CommandBarFlyoutCommandBar.cpp
index c5bbc0aa09..8e3d0d66c6 100644
--- a/dev/CommandBarFlyout/CommandBarFlyoutCommandBar.cpp
+++ b/dev/CommandBarFlyout/CommandBarFlyoutCommandBar.cpp
@@ -70,6 +70,20 @@ CommandBarFlyoutCommandBar::CommandBarFlyoutCommandBar()
         }
     });
 
+    Closing({
+        [this](auto const&, auto const&)
+        {
+            if (auto owningFlyout = m_owningFlyout.get())
+            {
+                if (owningFlyout.AlwaysExpanded())
+                {
+                    // Don't close the secondary commands list when the flyout is AlwaysExpanded.
+                    IsOpen(true);
+                }
+            }
+        }
+    });
+
     Closed({
         [this](auto const&, auto const&)
         {
diff --git a/dev/CommandBarFlyout/InteractionTests/CommandBarFlyoutTests.cs b/dev/CommandBarFlyout/InteractionTests/CommandBarFlyoutTests.cs
index a9c90780b5..da018d0809 100644
--- a/dev/CommandBarFlyout/InteractionTests/CommandBarFlyoutTests.cs
+++ b/dev/CommandBarFlyout/InteractionTests/CommandBarFlyoutTests.cs
@@ -661,5 +661,42 @@ public void VerifyFlyoutClosingBehavior()
                 VerifyElement.NotFound("FirstFlyoutItem",FindBy.Name);
             }
         }
+
+        [TestMethod]
+        public void VerifyAlwaysExpandedBehavior()
+        {
+            if (PlatformConfiguration.IsOSVersionLessThan(OSVersion.Redstone2))
+            {
+                Log.Warning("Test is disabled pre-RS2 because CommandBarFlyout is not supported pre-RS2");
+                return;
+            }
+
+            using (var setup = new CommandBarFlyoutTestSetupHelper())
+            {
+                Button showCommandBarFlyoutButton = FindElement.ByName<Button>("Show CommandBarFlyout with AlwaysExpanded");
+
+                Log.Comment("Tapping on a button to show the CommandBarFlyout.");
+                showCommandBarFlyoutButton.InvokeAndWait();
+
+                Log.Comment("Verifying that the secondary commands are visible.");
+                Button undoButton = FindElement.ById<Button>("UndoButton9");
+                Verify.IsNotNull(undoButton);
+
+                Log.Comment("Verifying that the ... button is not visible.");
+                UIObject moreButton = TryFindElement.ById("MoreButton");
+                Verify.IsNull(moreButton);
+
+                Log.Comment("Tapping on one of the primary commands");
+                FindElement.ById<Button>("CutButton9").InvokeAndWait();
+                ElementCache.Clear();
+
+                Log.Comment("Verifying that the secondary commands are still visible.");
+                undoButton = FindElement.ById<Button>("UndoButton9");
+                Verify.IsNotNull(undoButton);
+
+                Log.Comment("Tapping on a button to hide the CommandBarFlyout.");
+                InputHelper.Tap(showCommandBarFlyoutButton);
+            }
+        }
     }
 }
diff --git a/dev/CommandBarFlyout/TestUI/CommandBarFlyoutPage.xaml b/dev/CommandBarFlyout/TestUI/CommandBarFlyoutPage.xaml
index 6066949263..36aab47def 100644
--- a/dev/CommandBarFlyout/TestUI/CommandBarFlyoutPage.xaml
+++ b/dev/CommandBarFlyout/TestUI/CommandBarFlyoutPage.xaml
@@ -151,6 +151,28 @@
                     <AppBarButton x:Name="SelectAllButton7" AutomationProperties.AutomationId="SelectAllButton7" Label="Select all" Click="OnElementClicked" />
                 </muxc:CommandBarFlyout.SecondaryCommands>
             </muxc:CommandBarFlyout>
+            <muxc:CommandBarFlyout Placement="Right" x:Name="Flyout8" AutomationProperties.AutomationId="Flyout8" Opened="OnFlyoutOpened" Closed="OnFlyoutClosed" AlwaysExpanded="true">
+                <AppBarButton x:Name="CutButton8" AutomationProperties.AutomationId="CutButton8" Label="Cut" Icon="Cut" Click="OnElementClicked" />
+                <AppBarButton x:Name="CopyButton8" AutomationProperties.AutomationId="CopyButton8" Label="Copy" Icon="Copy" Click="OnElementClicked" />
+                <AppBarButton x:Name="PasteButton8" AutomationProperties.AutomationId="PasteButton8" Label="Paste" Icon="Paste" Click="OnElementClicked" />
+                <AppBarButton x:Name="BoldButton8" AutomationProperties.AutomationId="BoldButton8" Label="Bold" Icon="Bold" Click="OnElementClicked" />
+                <AppBarButton x:Name="ItalicButton8" AutomationProperties.AutomationId="ItalicButton8" Label="Italic" Icon="Italic" Click="OnElementClicked" />
+                <AppBarButton x:Name="UnderlineButton8" AutomationProperties.AutomationId="UnderlineButton8" Label="Underline" Icon="Underline" Click="OnElementClicked" />
+            </muxc:CommandBarFlyout>
+            <muxc:CommandBarFlyout Placement="Right" x:Name="Flyout9" AutomationProperties.AutomationId="Flyout9" Opened="OnFlyoutOpened" Closed="OnFlyoutClosed" AlwaysExpanded="true">
+                <AppBarButton x:Name="CutButton9" AutomationProperties.AutomationId="CutButton9" Label="Cut" Icon="Cut" Click="OnElementClicked" />
+                <AppBarButton x:Name="CopyButton9" AutomationProperties.AutomationId="CopyButton9" Label="Copy" Icon="Copy" Click="OnElementClicked" />
+                <AppBarButton x:Name="PasteButton9" AutomationProperties.AutomationId="PasteButton9" Label="Paste" Icon="Paste" Click="OnElementClicked" />
+                <AppBarButton x:Name="BoldButton9" AutomationProperties.AutomationId="BoldButton9" Label="Bold" Icon="Bold" Click="OnElementClicked" />
+                <AppBarButton x:Name="ItalicButton9" AutomationProperties.AutomationId="ItalicButton9" Label="Italic" Icon="Italic" Click="OnElementClicked" />
+                <AppBarButton x:Name="UnderlineButton9" AutomationProperties.AutomationId="UnderlineButton9" Label="Underline" Icon="Underline" Click="OnElementClicked" />
+                <muxc:CommandBarFlyout.SecondaryCommands>
+                    <AppBarButton x:Name="UndoButton9" AutomationProperties.AutomationId="UndoButton9" Label="Undo" Icon="Undo" Click="OnElementClicked" />
+                    <AppBarButton x:Name="RedoButton9" AutomationProperties.AutomationId="RedoButton9" Label="Redo" Icon="Redo" Click="OnElementClicked" />
+                    <AppBarButton x:Name="SelectAllButton9" AutomationProperties.AutomationId="SelectAllButton9" Label="Select all" Click="OnElementClicked" />
+                    <AppBarToggleButton x:Name="FavoriteToggleButton9" AutomationProperties.AutomationId="FavoriteToggleButton9" Label="Favorite" Icon="Favorite" Checked="OnElementChecked" Unchecked="OnElementUnchecked" />
+                </muxc:CommandBarFlyout.SecondaryCommands>
+            </muxc:CommandBarFlyout>
         </Grid.Resources>
         <ScrollViewer>
             <StackPanel>
@@ -161,6 +183,8 @@
                 <Button x:Name="FlyoutTarget5" Content="Show CommandBarFlyout with sub-menu" Margin="10" Click="OnFlyoutTarget5Click" />
                 <Button x:Name="FlyoutTarget6" Content="Show CommandBarFlyout with no primary commands" Margin="10" Click="OnFlyoutTarget6Click" />
                 <Button x:Name="FlyoutTarget7" Content="Show CommandBarFlyout with non-focusable primary commands" Margin="10" Click="OnFlyoutTarget7Click" />
+                <Button x:Name="FlyoutTarget8" Content="Show CommandBarFlyout with no secondary commands" Margin="10" Click="OnFlyoutTarget8Click" />
+                <Button x:Name="FlyoutTarget9" Content="Show CommandBarFlyout with AlwaysExpanded" Margin="10" Click="OnFlyoutTarget9Click" />
                 <CheckBox x:Name="IsRTLCheckBox" Content="Is Page in RightToLeft FlowDirection?" AutomationProperties.AutomationId="IsRTLCheckBox" Margin="10" Checked="IsRTLCheckBox_Checked" Unchecked="IsRTLCheckBox_Unchecked" />
             </StackPanel>
         </ScrollViewer>
diff --git a/dev/CommandBarFlyout/TestUI/CommandBarFlyoutPage.xaml.cs b/dev/CommandBarFlyout/TestUI/CommandBarFlyoutPage.xaml.cs
index 3791d9e197..99db258643 100644
--- a/dev/CommandBarFlyout/TestUI/CommandBarFlyoutPage.xaml.cs
+++ b/dev/CommandBarFlyout/TestUI/CommandBarFlyoutPage.xaml.cs
@@ -144,6 +144,16 @@ private void OnFlyoutTarget7Click(object sender, RoutedEventArgs e)
             ShowFlyoutAt(Flyout7, FlyoutTarget7);
         }
 
+        private void OnFlyoutTarget8Click(object sender, RoutedEventArgs e)
+        {
+            ShowFlyoutAt(Flyout8, FlyoutTarget8);
+        }
+
+        private void OnFlyoutTarget9Click(object sender, RoutedEventArgs e)
+        {
+            ShowFlyoutAt(Flyout9, FlyoutTarget9);
+        }
+
         private void ShowFlyoutAt(FlyoutBase flyout, FrameworkElement targetElement, FlyoutShowMode showMode = FlyoutShowMode.Transient)
         {
             if (PlatformConfiguration.IsOsVersionGreaterThanOrEqual(OSVersion.Redstone5))
diff --git a/dev/CommonStyles/CommandBar_themeresources.xaml b/dev/CommonStyles/CommandBar_themeresources.xaml
index dc5e996b5d..70c5c33321 100644
--- a/dev/CommonStyles/CommandBar_themeresources.xaml
+++ b/dev/CommonStyles/CommandBar_themeresources.xaml
@@ -86,6 +86,7 @@
     <x:Double x:Key="AppBarThemeMinHeight">64</x:Double>
     <x:Double x:Key="AppBarThemeCompactHeight">48</x:Double>
     <Thickness x:Key="AppBarEllipsisButtonInnerBorderMargin">2,6,6,6</Thickness>
+    <x:Double x:Key="AppBarMoreButtonColumnMinWidth">6</x:Double>
     
     <Thickness x:Key="CommandBarOverflowPresenterMargin">0,4,0,4</Thickness>
 
@@ -814,7 +815,7 @@
                               XYFocusKeyboardNavigation="Enabled">
                             <Grid.ColumnDefinitions>
                                 <ColumnDefinition Width="*" />
-                                <ColumnDefinition Width="Auto" />
+                                <ColumnDefinition Width="Auto" MinWidth="{StaticResource AppBarMoreButtonColumnMinWidth}"/>
                             </Grid.ColumnDefinitions>
                             <Grid.RenderTransform>
                                 <TranslateTransform x:Name="ContentTransform" />
diff --git a/dev/CommonStyles/TestUI/CommandBarPage.xaml b/dev/CommonStyles/TestUI/CommandBarPage.xaml
index b05744c12b..8085ee1f3f 100644
--- a/dev/CommonStyles/TestUI/CommandBarPage.xaml
+++ b/dev/CommonStyles/TestUI/CommandBarPage.xaml
@@ -26,7 +26,7 @@
                 <AppBarButton Icon="Save" Label="Save"/>
                 <AppBarToggleButton Icon="Add" Label="Toggle"/>
             </CommandBar>
-            
+
             <CommandBar>
                 <AppBarButton Icon="Add" Label="Add"/>
                 <AppBarButton Icon="Remove" Label="Remove" LabelPosition="Collapsed"/>
@@ -41,18 +41,12 @@
                 </CommandBar.SecondaryCommands>
             </CommandBar>
 
-            <CommandBar DefaultLabelPosition="Right">
+            <CommandBar DefaultLabelPosition="Right" OverflowButtonVisibility="Collapsed">
                 <AppBarButton Icon="Add" Label="Add"/>
                 <AppBarButton Icon="Remove" Label="Remove"/>
                 <AppBarSeparator/>
                 <AppBarButton Icon="Save" Label="Save"/>
                 <AppBarToggleButton Icon="Add" Label="Toggle"/>
-                <CommandBar.SecondaryCommands>
-                    <AppBarButton Icon="Add" Label="Add"/>
-                    <AppBarButton Icon="Remove" Label="Remove"/>
-                    <AppBarSeparator/>
-                    <AppBarToggleButton Icon="Add" Label="Toggle"/>
-                </CommandBar.SecondaryCommands>
             </CommandBar>
 
             <CommandBar DefaultLabelPosition="Collapsed">