diff --git a/samples/IntegrationTestApp/MainWindow.axaml.cs b/samples/IntegrationTestApp/MainWindow.axaml.cs
index e9b86b3bdd..c9c7939c1c 100644
--- a/samples/IntegrationTestApp/MainWindow.axaml.cs
+++ b/samples/IntegrationTestApp/MainWindow.axaml.cs
@@ -162,7 +162,7 @@ namespace IntegrationTestApp
             var popup = new Popup
             {
                 WindowManagerAddShadowHint = false,
-                PlacementMode = PlacementMode.AnchorAndGravity,
+                Placement = PlacementMode.AnchorAndGravity,
                 PlacementAnchor = PopupAnchor.Top,
                 PlacementGravity = PopupGravity.Bottom,
                 Width= 200,
diff --git a/src/Avalonia.Controls/ContextMenu.cs b/src/Avalonia.Controls/ContextMenu.cs
index 0e7d31967c..f46594ff96 100644
--- a/src/Avalonia.Controls/ContextMenu.cs
+++ b/src/Avalonia.Controls/ContextMenu.cs
@@ -54,11 +54,17 @@ namespace Avalonia.Controls
         public static readonly StyledProperty<PopupGravity> PlacementGravityProperty =
             Popup.PlacementGravityProperty.AddOwner<ContextMenu>();
 
+        /// <summary>
+        /// Defines the <see cref="Placement"/> property.
+        /// </summary>
+        public static readonly StyledProperty<PlacementMode> PlacementProperty =
+            Popup.PlacementProperty.AddOwner<ContextMenu>();
+
         /// <summary>
         /// Defines the <see cref="PlacementMode"/> property.
         /// </summary>
-        public static readonly StyledProperty<PlacementMode> PlacementModeProperty =
-            Popup.PlacementModeProperty.AddOwner<ContextMenu>();
+        [Obsolete("Use the Placement property instead.")]
+        public static readonly StyledProperty<PlacementMode> PlacementModeProperty = PlacementProperty;
 
         /// <summary>
         /// Defines the <see cref="PlacementRect"/> property.
@@ -108,99 +114,80 @@ namespace Avalonia.Controls
         static ContextMenu()
         {
             ItemsPanelProperty.OverrideDefaultValue<ContextMenu>(DefaultPanel);
-            PlacementModeProperty.OverrideDefaultValue<ContextMenu>(PlacementMode.Pointer);
+            PlacementProperty.OverrideDefaultValue<ContextMenu>(PlacementMode.Pointer);
             ContextMenuProperty.Changed.Subscribe(ContextMenuChanged);
             AutomationProperties.AccessibilityViewProperty.OverrideDefaultValue<ContextMenu>(AccessibilityView.Control);
             AutomationProperties.ControlTypeOverrideProperty.OverrideDefaultValue<ContextMenu>(AutomationControlType.Menu);
         }
 
-        /// <summary>
-        /// Gets or sets the Horizontal offset of the context menu in relation to the <see cref="PlacementTarget"/>.
-        /// </summary>
+        /// <inheritdoc cref="Popup.HorizontalOffset"/>
         public double HorizontalOffset
         {
-            get { return GetValue(HorizontalOffsetProperty); }
-            set { SetValue(HorizontalOffsetProperty, value); }
+            get => GetValue(HorizontalOffsetProperty);
+            set => SetValue(HorizontalOffsetProperty, value);
         }
 
-        /// <summary>
-        /// Gets or sets the Vertical offset of the context menu in relation to the <see cref="PlacementTarget"/>.
-        /// </summary>
+        /// <inheritdoc cref="Popup.VerticalOffset"/>
         public double VerticalOffset
         {
-            get { return GetValue(VerticalOffsetProperty); }
-            set { SetValue(VerticalOffsetProperty, value); }
+            get => GetValue(VerticalOffsetProperty);
+            set => SetValue(VerticalOffsetProperty, value);
         }
 
-        /// <summary>
-        /// Gets or sets the anchor point on the <see cref="PlacementRect"/> when <see cref="PlacementMode"/>
-        /// is <see cref="PlacementMode.AnchorAndGravity"/>.
-        /// </summary>
+        /// <inheritdoc cref="Popup.PlacementAnchor"/>
         public PopupAnchor PlacementAnchor
         {
-            get { return GetValue(PlacementAnchorProperty); }
-            set { SetValue(PlacementAnchorProperty, value); }
+            get => GetValue(PlacementAnchorProperty);
+            set => SetValue(PlacementAnchorProperty, value);
         }
 
-        /// <summary>
-        /// Gets or sets a value describing how the context menu position will be adjusted if the
-        /// unadjusted position would result in the context menu being partly constrained.
-        /// </summary>
+        /// <inheritdoc cref="Popup.PlacementConstraintAdjustment"/>
         public PopupPositionerConstraintAdjustment PlacementConstraintAdjustment
         {
-            get { return GetValue(PlacementConstraintAdjustmentProperty); }
-            set { SetValue(PlacementConstraintAdjustmentProperty, value); }
+            get => GetValue(PlacementConstraintAdjustmentProperty);
+            set => SetValue(PlacementConstraintAdjustmentProperty, value);
         }
 
-        /// <summary>
-        /// Gets or sets a value which defines in what direction the context menu should open
-        /// when <see cref="PlacementMode"/> is <see cref="PlacementMode.AnchorAndGravity"/>.
-        /// </summary>
+        /// <inheritdoc cref="Popup.PlacementGravity"/>
         public PopupGravity PlacementGravity
         {
-            get { return GetValue(PlacementGravityProperty); }
-            set { SetValue(PlacementGravityProperty, value); }
+            get => GetValue(PlacementGravityProperty);
+            set => SetValue(PlacementGravityProperty, value);
         }
 
-        /// <summary>
-        /// Gets or sets the placement mode of the context menu in relation to the<see cref="PlacementTarget"/>.
-        /// </summary>
+        /// <inheritdoc cref="Placement"/>
+        [Obsolete("Use the Placement property instead.")]
         public PlacementMode PlacementMode
         {
-            get { return GetValue(PlacementModeProperty); }
-            set { SetValue(PlacementModeProperty, value); }
+            get => GetValue(PlacementProperty);
+            set => SetValue(PlacementProperty, value);
+        }
+
+        /// <inheritdoc cref="Popup.Placement"/>
+        public PlacementMode Placement
+        {
+            get => GetValue(PlacementProperty);
+            set => SetValue(PlacementProperty, value);
         }
 
         public bool WindowManagerAddShadowHint
         {
-            get { return GetValue(WindowManagerAddShadowHintProperty); }
-            set { SetValue(WindowManagerAddShadowHintProperty, value); }
+            get => GetValue(WindowManagerAddShadowHintProperty);
+            set => SetValue(WindowManagerAddShadowHintProperty, value);
         }
 
-        /// <summary>
-        /// Gets or sets the the anchor rectangle within the parent that the context menu will be placed
-        /// relative to when <see cref="PlacementMode"/> is <see cref="PlacementMode.AnchorAndGravity"/>.
-        /// </summary>
-        /// <remarks>
-        /// The placement rect defines a rectangle relative to <see cref="PlacementTarget"/> around
-        /// which the popup will be opened, with <see cref="PlacementAnchor"/> determining which edge
-        /// of the placement target is used.
-        /// 
-        /// If unset, the anchor rectangle will be the bounds of the <see cref="PlacementTarget"/>.
-        /// </remarks>
+        /// <inheritdoc cref="Popup.PlacementRect"/>
         public Rect? PlacementRect
         {
-            get { return GetValue(PlacementRectProperty); }
-            set { SetValue(PlacementRectProperty, value); }
+            get => GetValue(PlacementRectProperty);
+            set => SetValue(PlacementRectProperty, value);
         }
 
-        /// <summary>
-        /// Gets or sets the control that is used to determine the popup's position.
-        /// </summary>
+        /// <inheritdoc cref="Popup.PlacementTarget"/>
         public Control? PlacementTarget
         {
-            get { return GetValue(PlacementTargetProperty); }
-            set { SetValue(PlacementTargetProperty, value); }
+            get => GetValue(PlacementTargetProperty);
+            set => SetValue(PlacementTargetProperty, value);
         }
 
         /// <summary>
@@ -343,9 +330,9 @@ namespace Avalonia.Controls
                 ((ISetLogicalParent)_popup).SetParent(control);
             }
 
-            _popup.PlacementMode = !requestedByPointer && PlacementMode == PlacementMode.Pointer
+            _popup.Placement = !requestedByPointer && Placement == PlacementMode.Pointer
                 ? PlacementMode.Bottom
-                : PlacementMode;
+                : Placement;
 
             //Position of the line below is really important. 
             //All styles are being applied only when control has logical parent.
diff --git a/src/Avalonia.Controls/DateTimePickers/DatePicker.cs b/src/Avalonia.Controls/DateTimePickers/DatePicker.cs
index 118183102a..f3faef26dd 100644
--- a/src/Avalonia.Controls/DateTimePickers/DatePicker.cs
+++ b/src/Avalonia.Controls/DateTimePickers/DatePicker.cs
@@ -389,7 +389,7 @@ namespace Avalonia.Controls
 
             _presenter.Date = SelectedDate ?? DateTimeOffset.Now;
 
-            _popup.PlacementMode = PlacementMode.AnchorAndGravity;
+            _popup.Placement = PlacementMode.AnchorAndGravity;
             _popup.PlacementAnchor = Primitives.PopupPositioning.PopupAnchor.Bottom;
             _popup.PlacementGravity = Primitives.PopupPositioning.PopupGravity.Bottom;
             _popup.PlacementConstraintAdjustment = Primitives.PopupPositioning.PopupPositionerConstraintAdjustment.SlideY;
diff --git a/src/Avalonia.Controls/DateTimePickers/TimePicker.cs b/src/Avalonia.Controls/DateTimePickers/TimePicker.cs
index 2f49a44b8c..0046e1de52 100644
--- a/src/Avalonia.Controls/DateTimePickers/TimePicker.cs
+++ b/src/Avalonia.Controls/DateTimePickers/TimePicker.cs
@@ -255,7 +255,7 @@ namespace Avalonia.Controls
 
             _presenter.Time = SelectedTime ?? DateTime.Now.TimeOfDay;
 
-            _popup.PlacementMode = PlacementMode.AnchorAndGravity;
+            _popup.Placement = PlacementMode.AnchorAndGravity;
             _popup.PlacementAnchor = Primitives.PopupPositioning.PopupAnchor.Bottom;
             _popup.PlacementGravity = Primitives.PopupPositioning.PopupGravity.Bottom;
             _popup.PlacementConstraintAdjustment = Primitives.PopupPositioning.PopupPositionerConstraintAdjustment.SlideY;
diff --git a/src/Avalonia.Controls/Flyouts/PopupFlyoutBase.cs b/src/Avalonia.Controls/Flyouts/PopupFlyoutBase.cs
index 168421c625..9ed4737c7c 100644
--- a/src/Avalonia.Controls/Flyouts/PopupFlyoutBase.cs
+++ b/src/Avalonia.Controls/Flyouts/PopupFlyoutBase.cs
@@ -14,9 +14,9 @@ namespace Avalonia.Controls.Primitives
 {
     public abstract class PopupFlyoutBase : FlyoutBase, IPopupHostProvider
     {
-        /// <inheritdoc cref="Popup.PlacementModeProperty"/>
+        /// <inheritdoc cref="Popup.PlacementProperty"/>
         public static readonly StyledProperty<PlacementMode> PlacementProperty =
-            Popup.PlacementModeProperty.AddOwner<PopupFlyoutBase>();
+            Popup.PlacementProperty.AddOwner<PopupFlyoutBase>();
 
         /// <inheritdoc cref="Popup.HorizontalOffsetProperty"/>
         public static readonly StyledProperty<double> HorizontalOffsetProperty =
@@ -64,15 +64,13 @@ namespace Avalonia.Controls.Primitives
 
         protected Popup Popup => _popupLazy.Value;
 
-        /// <summary>
-        /// Gets or sets the desired placement.
-        /// </summary>
+        /// <inheritdoc cref="Popup.Placement"/>
         public PlacementMode Placement
         {
             get => GetValue(PlacementProperty);
             set => SetValue(PlacementProperty, value);
         }
-        
+
         /// <inheritdoc cref="Popup.PlacementGravity"/>
         public PopupGravity PlacementGravity
         {
@@ -423,11 +421,11 @@ namespace Avalonia.Controls.Primitives
             Popup.PlacementGravity = PlacementGravity;
             if (showAtPointer)
             {
-                Popup.PlacementMode = PlacementMode.Pointer;
+                Popup.Placement = PlacementMode.Pointer;
             }
             else
             {
-                Popup.PlacementMode = Placement;
+                Popup.Placement = Placement;
                 Popup.PlacementConstraintAdjustment =
                     PopupPositioning.PopupPositionerConstraintAdjustment.SlideX |
                     PopupPositioning.PopupPositionerConstraintAdjustment.SlideY;
diff --git a/src/Avalonia.Controls/Primitives/Popup.cs b/src/Avalonia.Controls/Primitives/Popup.cs
index 0c6c434713..eda794f33a 100644
--- a/src/Avalonia.Controls/Primitives/Popup.cs
+++ b/src/Avalonia.Controls/Primitives/Popup.cs
@@ -65,11 +65,17 @@ namespace Avalonia.Controls.Primitives
         public static readonly StyledProperty<PopupGravity> PlacementGravityProperty =
             AvaloniaProperty.Register<Popup, PopupGravity>(nameof(PlacementGravity));
 
+        /// <summary>
+        /// Defines the <see cref="Placement"/> property.
+        /// </summary>
+        public static readonly StyledProperty<PlacementMode> PlacementProperty =
+            AvaloniaProperty.Register<Popup, PlacementMode>(nameof(Placement), defaultValue: PlacementMode.Bottom);
+
         /// <summary>
         /// Defines the <see cref="PlacementMode"/> property.
         /// </summary>
-        public static readonly StyledProperty<PlacementMode> PlacementModeProperty =
-            AvaloniaProperty.Register<Popup, PlacementMode>(nameof(PlacementMode), defaultValue: PlacementMode.Bottom);
+        [Obsolete("Use the Placement property instead.")]
+        public static readonly StyledProperty<PlacementMode> PlacementModeProperty = PlacementProperty;
 
         /// <summary>
         /// Defines the <see cref="PlacementRect"/> property.
@@ -146,8 +152,8 @@ namespace Avalonia.Controls.Primitives
 
         public bool WindowManagerAddShadowHint
         {
-            get { return GetValue(WindowManagerAddShadowHintProperty); }
-            set { SetValue(WindowManagerAddShadowHintProperty, value); }
+            get => GetValue(WindowManagerAddShadowHintProperty);
+            set => SetValue(WindowManagerAddShadowHintProperty, value);
         }
 
         /// <summary>
@@ -156,8 +162,8 @@ namespace Avalonia.Controls.Primitives
         [Content]
         public Control? Child
         {
-            get { return GetValue(ChildProperty); }
-            set { SetValue(ChildProperty, value); }
+            get => GetValue(ChildProperty);
+            set => SetValue(ChildProperty, value);
         }
 
         /// <summary>
@@ -205,13 +211,13 @@ namespace Avalonia.Controls.Primitives
         }
 
         /// <summary>
-        /// Gets or sets the anchor point on the <see cref="PlacementRect"/> when <see cref="PlacementMode"/>
+        /// Gets or sets the anchor point on the <see cref="PlacementRect"/> when <see cref="Placement"/>
         /// is <see cref="PlacementMode.AnchorAndGravity"/>.
         /// </summary>
         public PopupAnchor PlacementAnchor
         {
-            get { return GetValue(PlacementAnchorProperty); }
-            set { SetValue(PlacementAnchorProperty, value); }
+            get => GetValue(PlacementAnchorProperty);
+            set => SetValue(PlacementAnchorProperty, value);
         }
 
         /// <summary>
@@ -220,32 +226,40 @@ namespace Avalonia.Controls.Primitives
         /// </summary>
         public PopupPositionerConstraintAdjustment PlacementConstraintAdjustment
         {
-            get { return GetValue(PlacementConstraintAdjustmentProperty); }
-            set { SetValue(PlacementConstraintAdjustmentProperty, value); }
+            get => GetValue(PlacementConstraintAdjustmentProperty);
+            set => SetValue(PlacementConstraintAdjustmentProperty, value);
         }
 
         /// <summary>
         /// Gets or sets a value which defines in what direction the popup should open
-        /// when <see cref="PlacementMode"/> is <see cref="PlacementMode.AnchorAndGravity"/>.
+        /// when <see cref="Placement"/> is <see cref="PlacementMode.AnchorAndGravity"/>.
         /// </summary>
         public PopupGravity PlacementGravity
         {
-            get { return GetValue(PlacementGravityProperty); }
-            set { SetValue(PlacementGravityProperty, value); }
+            get => GetValue(PlacementGravityProperty);
+            set => SetValue(PlacementGravityProperty, value);
+        }
+
+        /// <inheritdoc cref="Placement"/>
+        [Obsolete("Use the Placement property instead.")]
+        public PlacementMode PlacementMode
+        {
+            get => GetValue(PlacementProperty);
+            set => SetValue(PlacementProperty, value);
         }
 
         /// <summary>
-        /// Gets or sets the placement mode of the popup in relation to the <see cref="PlacementTarget"/>.
+        /// Gets or sets the desired placement of the popup in relation to the <see cref="PlacementTarget"/>.
         /// </summary>
-        public PlacementMode PlacementMode
+        public PlacementMode Placement
         {
-            get { return GetValue(PlacementModeProperty); }
-            set { SetValue(PlacementModeProperty, value); }
+            get => GetValue(PlacementProperty);
+            set => SetValue(PlacementProperty, value);
         }
 
         /// <summary>
         /// Gets or sets the the anchor rectangle within the parent that the popup will be placed
-        /// relative to when <see cref="PlacementMode"/> is <see cref="PlacementMode.AnchorAndGravity"/>.
+        /// relative to when <see cref="Placement"/> is <see cref="PlacementMode.AnchorAndGravity"/>.
         /// </summary>
         /// <remarks>
         /// The placement rect defines a rectangle relative to <see cref="PlacementTarget"/> around
@@ -256,8 +270,8 @@ namespace Avalonia.Controls.Primitives
         /// </remarks>
         public Rect? PlacementRect
         {
-            get { return GetValue(PlacementRectProperty); }
-            set { SetValue(PlacementRectProperty, value); }
+            get => GetValue(PlacementRectProperty);
+            set => SetValue(PlacementRectProperty, value);
         }
 
         /// <summary>
@@ -266,8 +280,8 @@ namespace Avalonia.Controls.Primitives
         [ResolveByName]
         public Control? PlacementTarget
         {
-            get { return GetValue(PlacementTargetProperty); }
-            set { SetValue(PlacementTargetProperty, value); }
+            get => GetValue(PlacementTargetProperty);
+            set => SetValue(PlacementTargetProperty, value);
         }
 
         /// <summary>
@@ -301,8 +315,8 @@ namespace Avalonia.Controls.Primitives
         /// </summary>
         public double HorizontalOffset
         {
-            get { return GetValue(HorizontalOffsetProperty); }
-            set { SetValue(HorizontalOffsetProperty, value); }
+            get => GetValue(HorizontalOffsetProperty);
+            set => SetValue(HorizontalOffsetProperty, value);
         }
 
         /// <summary>
@@ -310,8 +324,8 @@ namespace Avalonia.Controls.Primitives
         /// </summary>
         public double VerticalOffset
         {
-            get { return GetValue(VerticalOffsetProperty); }
-            set { SetValue(VerticalOffsetProperty, value); }
+            get => GetValue(VerticalOffsetProperty);
+            set => SetValue(VerticalOffsetProperty, value);
         }
 
         /// <summary>
@@ -319,8 +333,8 @@ namespace Avalonia.Controls.Primitives
         /// </summary>
         public bool Topmost
         {
-            get { return GetValue(TopmostProperty); }
-            set { SetValue(TopmostProperty, value); }
+            get => GetValue(TopmostProperty);
+            set => SetValue(TopmostProperty, value);
         }
 
         IPopupHost? IPopupHostProvider.PopupHost => Host;
@@ -404,7 +418,7 @@ namespace Avalonia.Controls.Primitives
                     (x, handler) => x.LostFocus -= handler).DisposeWith(handlerCleanup);
 
                 // Recalculate popup position on parent moved/resized, but not if placement was on pointer
-                if (PlacementMode != PlacementMode.Pointer)
+                if (Placement != PlacementMode.Pointer)
                 {
                     SubscribeToEventHandler<IWindowImpl, Action<PixelPoint>>(window.PlatformImpl, WindowPositionChanged,
                         (x, handler) => x.PositionChanged += handler,
@@ -534,7 +548,7 @@ namespace Avalonia.Controls.Primitives
                     UpdateHostSizing(_openState.PopupHost, _openState.TopLevel, _openState.PlacementTarget);
                 }
                 else if (change.Property == PlacementTargetProperty ||
-                         change.Property == PlacementModeProperty ||
+                         change.Property == PlacementProperty ||
                          change.Property == HorizontalOffsetProperty ||
                          change.Property == VerticalOffsetProperty ||
                          change.Property == PlacementAnchorProperty ||
@@ -567,7 +581,7 @@ namespace Avalonia.Controls.Primitives
         {
             popupHost.ConfigurePosition(
                 placementTarget,
-                PlacementMode,
+                Placement,
                 new Point(HorizontalOffset, VerticalOffset),
                 PlacementAnchor,
                 PlacementGravity,
@@ -615,7 +629,7 @@ namespace Avalonia.Controls.Primitives
                     return;
                 _openState.PopupHost.ConfigurePosition(
                     placementTarget,
-                    PlacementMode,
+                    Placement,
                     new Point(HorizontalOffset, VerticalOffset),
                     PlacementAnchor,
                     PlacementGravity,
diff --git a/src/Avalonia.Controls/SplitButton/SplitButton.cs b/src/Avalonia.Controls/SplitButton/SplitButton.cs
index e790578675..7f10c632c5 100644
--- a/src/Avalonia.Controls/SplitButton/SplitButton.cs
+++ b/src/Avalonia.Controls/SplitButton/SplitButton.cs
@@ -172,7 +172,7 @@ namespace Avalonia.Controls
                 flyout.Opened += Flyout_Opened;
                 flyout.Closed += Flyout_Closed;
 
-                _flyoutPropertyChangedDisposable = flyout.GetPropertyChangedObservable(Popup.PlacementModeProperty).Subscribe(Flyout_PlacementPropertyChanged);
+                _flyoutPropertyChangedDisposable = flyout.GetPropertyChangedObservable(Popup.PlacementProperty).Subscribe(Flyout_PlacementPropertyChanged);
             }
         }
 
diff --git a/src/Avalonia.Themes.Fluent/Controls/DatePicker.xaml b/src/Avalonia.Themes.Fluent/Controls/DatePicker.xaml
index 28ec553660..e71e733eff 100644
--- a/src/Avalonia.Themes.Fluent/Controls/DatePicker.xaml
+++ b/src/Avalonia.Themes.Fluent/Controls/DatePicker.xaml
@@ -127,7 +127,7 @@
 
             <Popup Name="PART_Popup" WindowManagerAddShadowHint="False"
                    IsLightDismissEnabled="True" PlacementTarget="{TemplateBinding}"
-                   PlacementMode="Bottom">
+                   Placement="Bottom">
               <DatePickerPresenter Name="PART_PickerPresenter" />
             </Popup>
 
diff --git a/src/Avalonia.Themes.Fluent/Controls/Menu.xaml b/src/Avalonia.Themes.Fluent/Controls/Menu.xaml
index 039482d70f..c234cfd68e 100644
--- a/src/Avalonia.Themes.Fluent/Controls/Menu.xaml
+++ b/src/Avalonia.Themes.Fluent/Controls/Menu.xaml
@@ -37,7 +37,7 @@
                    MinWidth="{Binding Bounds.Width, RelativeSource={RelativeSource TemplatedParent}}"
                    IsLightDismissEnabled="True"
                    IsOpen="{TemplateBinding IsSubMenuOpen, Mode=TwoWay}"
-                   PlacementMode="BottomEdgeAlignedLeft"
+                   Placement="BottomEdgeAlignedLeft"
                    OverlayInputPassThroughElement="{Binding $parent[Menu]}">
               <Border Background="{DynamicResource MenuFlyoutPresenterBackground}"
                       BorderBrush="{DynamicResource MenuFlyoutPresenterBorderBrush}"
diff --git a/src/Avalonia.Themes.Fluent/Controls/MenuItem.xaml b/src/Avalonia.Themes.Fluent/Controls/MenuItem.xaml
index 72a7797bc3..5a10c62860 100644
--- a/src/Avalonia.Themes.Fluent/Controls/MenuItem.xaml
+++ b/src/Avalonia.Themes.Fluent/Controls/MenuItem.xaml
@@ -118,7 +118,7 @@
           </Border>
           <Popup Name="PART_Popup"
                  WindowManagerAddShadowHint="False"
-                 PlacementMode="Right"
+                 Placement="Right"
                  HorizontalOffset="{DynamicResource MenuFlyoutSubItemPopupHorizontalOffset}"
                  IsLightDismissEnabled="False"
                  IsOpen="{TemplateBinding IsSubMenuOpen, Mode=TwoWay}">
diff --git a/src/Avalonia.Themes.Fluent/Controls/TimePicker.xaml b/src/Avalonia.Themes.Fluent/Controls/TimePicker.xaml
index 71ff0eaebc..39f7b0b224 100644
--- a/src/Avalonia.Themes.Fluent/Controls/TimePicker.xaml
+++ b/src/Avalonia.Themes.Fluent/Controls/TimePicker.xaml
@@ -151,7 +151,7 @@
                    WindowManagerAddShadowHint="False"
                    IsLightDismissEnabled="True"
                    PlacementTarget="{TemplateBinding}"
-                   PlacementMode="Bottom">
+                   Placement="Bottom">
               <TimePickerPresenter Name="PART_PickerPresenter" />
             </Popup>
 
diff --git a/src/Avalonia.Themes.Simple/Controls/DatePicker.xaml b/src/Avalonia.Themes.Simple/Controls/DatePicker.xaml
index 5c57240aea..6cf352518a 100644
--- a/src/Avalonia.Themes.Simple/Controls/DatePicker.xaml
+++ b/src/Avalonia.Themes.Simple/Controls/DatePicker.xaml
@@ -142,7 +142,7 @@
 
             <Popup Name="PART_Popup"
                    IsLightDismissEnabled="True"
-                   PlacementMode="Bottom"
+                   Placement="Bottom"
                    PlacementTarget="{TemplateBinding}"
                    WindowManagerAddShadowHint="False">
               <DatePickerPresenter Name="PART_PickerPresenter" />
diff --git a/src/Avalonia.Themes.Simple/Controls/Menu.xaml b/src/Avalonia.Themes.Simple/Controls/Menu.xaml
index f5e0250058..0b3064412d 100644
--- a/src/Avalonia.Themes.Simple/Controls/Menu.xaml
+++ b/src/Avalonia.Themes.Simple/Controls/Menu.xaml
@@ -27,7 +27,7 @@
             <Popup Name="PART_Popup"
                    IsLightDismissEnabled="True"
                    IsOpen="{TemplateBinding IsSubMenuOpen, Mode=TwoWay}"
-                   PlacementMode="BottomEdgeAlignedLeft"
+                   Placement="BottomEdgeAlignedLeft"
                    OverlayInputPassThroughElement="{Binding $parent[Menu]}">
               <Border Background="{DynamicResource ThemeBackgroundBrush}"
                       BorderBrush="{DynamicResource ThemeBorderMidBrush}"
diff --git a/src/Avalonia.Themes.Simple/Controls/MenuItem.xaml b/src/Avalonia.Themes.Simple/Controls/MenuItem.xaml
index 6056938938..7ec666eaf9 100644
--- a/src/Avalonia.Themes.Simple/Controls/MenuItem.xaml
+++ b/src/Avalonia.Themes.Simple/Controls/MenuItem.xaml
@@ -65,7 +65,7 @@
                    IsLightDismissEnabled="False"
                    IsOpen="{TemplateBinding IsSubMenuOpen,
                                             Mode=TwoWay}"
-                   PlacementMode="Right">
+                   Placement="Right">
               <Border Background="{DynamicResource ThemeBackgroundBrush}"
                       BorderBrush="{DynamicResource ThemeBorderMidBrush}"
                       BorderThickness="{TemplateBinding BorderThickness}">
diff --git a/src/Avalonia.Themes.Simple/Controls/TimePicker.xaml b/src/Avalonia.Themes.Simple/Controls/TimePicker.xaml
index 58066bb9a5..5acbc41a68 100644
--- a/src/Avalonia.Themes.Simple/Controls/TimePicker.xaml
+++ b/src/Avalonia.Themes.Simple/Controls/TimePicker.xaml
@@ -156,7 +156,7 @@
 
             <Popup Name="PART_Popup"
                    IsLightDismissEnabled="True"
-                   PlacementMode="Bottom"
+                   Placement="Bottom"
                    PlacementTarget="{TemplateBinding}"
                    WindowManagerAddShadowHint="False">
               <TimePickerPresenter Name="PART_PickerPresenter" />
diff --git a/tests/Avalonia.Controls.UnitTests/ContextMenuTests.cs b/tests/Avalonia.Controls.UnitTests/ContextMenuTests.cs
index d99c90cb77..803cc793fd 100644
--- a/tests/Avalonia.Controls.UnitTests/ContextMenuTests.cs
+++ b/tests/Avalonia.Controls.UnitTests/ContextMenuTests.cs
@@ -303,7 +303,7 @@ namespace Avalonia.Controls.UnitTests
                 window.Show();
 
                 var c = new ContextMenu();
-                c.PlacementMode = PlacementMode.Bottom;
+                c.Placement = PlacementMode.Bottom;
                 c.Open(button);
 
                 var overlay = LightDismissOverlayLayer.GetLightDismissOverlayLayer(window);
diff --git a/tests/Avalonia.Controls.UnitTests/Primitives/PopupRootTests.cs b/tests/Avalonia.Controls.UnitTests/Primitives/PopupRootTests.cs
index 788e6a48bb..fb88c98343 100644
--- a/tests/Avalonia.Controls.UnitTests/Primitives/PopupRootTests.cs
+++ b/tests/Avalonia.Controls.UnitTests/Primitives/PopupRootTests.cs
@@ -67,7 +67,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
             using (UnitTestApplication.Start(TestServices.StyledWindow))
             {
                 var window = new Window();
-                var target = new Popup {PlacementMode = PlacementMode.Pointer};
+                var target = new Popup {Placement = PlacementMode.Pointer};
                 var child = new Control();
 
                 window.Content = target;
diff --git a/tests/Avalonia.Controls.UnitTests/Primitives/PopupTests.cs b/tests/Avalonia.Controls.UnitTests/Primitives/PopupTests.cs
index 63f99e9535..1e22aa9129 100644
--- a/tests/Avalonia.Controls.UnitTests/Primitives/PopupTests.cs
+++ b/tests/Avalonia.Controls.UnitTests/Primitives/PopupTests.cs
@@ -207,7 +207,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
         {
             using (CreateServices())
             {
-                var target = new Popup() {PlacementMode = PlacementMode.Pointer};
+                var target = new Popup() {Placement = PlacementMode.Pointer};
                 var root = PreparedWindow(target);
 
                 target.Open();
@@ -226,7 +226,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
             using (CreateServices())
             {
                 var window = PreparedWindow();
-                var target = new Popup() {PlacementMode = PlacementMode.Pointer};
+                var target = new Popup() {Placement = PlacementMode.Pointer};
 
                 window.Content = target;
 
@@ -249,7 +249,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
             using (CreateServices())
             {
                 var window = PreparedWindow();
-                var target = new Popup() {PlacementMode = PlacementMode.Pointer};
+                var target = new Popup() {Placement = PlacementMode.Pointer};
 
                 window.Content = target;
                 window.ApplyTemplate();
@@ -274,7 +274,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
             using (CreateServices())
             {
                 var window = PreparedWindow();
-                var target = new Popup() { PlacementMode = PlacementMode.Pointer };
+                var target = new Popup() { Placement = PlacementMode.Pointer };
 
                 window.Content = target;
                 window.ApplyTemplate();
@@ -742,7 +742,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
                 {
                     Width = 400,
                     Height = 200,
-                    PlacementMode = PlacementMode.Pointer
+                    Placement = PlacementMode.Pointer
                 };
                 var window = PreparedWindow(popup);
                 window.Show();
@@ -791,7 +791,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
                 var popup = new Popup()
                 {
                     PlacementTarget = placementTarget,
-                    PlacementMode = PlacementMode.Bottom,
+                    Placement = PlacementMode.Bottom,
                     Width = 10,
                     Height = 10
                 };
@@ -852,7 +852,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
                 var popup = new Popup()
                 {
                     PlacementTarget = placementTarget,
-                    PlacementMode = PlacementMode.Pointer,
+                    Placement = PlacementMode.Pointer,
                     Width = 10,
                     Height = 10
                 };
@@ -907,7 +907,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
                 var popup = new Popup()
                 {
                     PlacementTarget = placementTarget,
-                    PlacementMode = PlacementMode.Bottom,
+                    Placement = PlacementMode.Bottom,
                     Width = 10,
                     Height = 10
                 };
@@ -967,7 +967,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
                 var popup = new Popup()
                 {
                     PlacementTarget = placementTarget,
-                    PlacementMode = PlacementMode.Pointer,
+                    Placement = PlacementMode.Pointer,
                     Width = 10,
                     Height = 10
                 };
@@ -1020,7 +1020,7 @@ namespace Avalonia.Controls.UnitTests.Primitives
                     Width = 20,
                     Height = 20,
                     PlacementTarget = parentPopup, 
-                    PlacementMode = PlacementMode.AnchorAndGravity,
+                    Placement = PlacementMode.AnchorAndGravity,
                     PlacementAnchor = PopupAnchor.TopLeft,
                     PlacementGravity = PopupGravity.BottomRight
                 };