diff --git a/Ink Canvas/MainWindow_cs/MW_Notification.cs b/Ink Canvas/MainWindow_cs/MW_Notification.cs
index 334008f1..1c8044c3 100644
--- a/Ink Canvas/MainWindow_cs/MW_Notification.cs	
+++ b/Ink Canvas/MainWindow_cs/MW_Notification.cs	
@@ -184,6 +184,9 @@ private void ApplyDynamicNotificationPlacement(NotificationMessage message = nul
                 case "FloatingBarAbove":
                     ApplyDynamicNotificationFloatingBarPlacement();
                     break;
+                case "BottomBarAbove":
+                    ApplyDynamicNotificationBottomBarPlacement();
+                    break;
             }
         }
 
@@ -219,6 +222,54 @@ private void ApplyDynamicNotificationFloatingBarPlacement()
             }
         }
 
+        private void ApplyDynamicNotificationBottomBarPlacement()
+        {
+            if (DynamicNotification == null || ViewboxFloatingBar == null)
+            {
+                return;
+            }
+            try
+            {
+                if(ViewboxFloatingBar.Visibility == Visibility.Visible)
+                {
+                    //这里浮动栏是在的，直接采用浮动栏上方的计算方法
+                    ApplyDynamicNotificationFloatingBarPlacement();
+                    return;
+                }
+                else
+                {
+                    if(isFloatingBarFolded && BlackboardCenterSide.Visibility!=Visibility.Visible || BlackboardCenterSide.ActualWidth < 1 || BlackboardCenterSide.ActualHeight < 1)
+                    {
+                        //这时的情况应是点击了浮动栏隐藏或白板未完成布局，直接顶部居中
+                        DynamicNotification.HorizontalAlignment = HorizontalAlignment.Center;
+                        DynamicNotification.VerticalAlignment = VerticalAlignment.Top;
+                        DynamicNotification.Margin = new Thickness(0);
+                        return;
+                    }
+                    if (BlackboardCenterSide.Visibility == Visibility.Visible)
+                    {
+                        //进白板了
+                        var topLeft = BlackboardCenterSide.TranslatePoint(new Point(0, 0), this);
+                        var bottomRight = BlackboardCenterSide.TranslatePoint(
+                            new Point(BlackboardCenterSide.ActualWidth, BlackboardCenterSide.ActualHeight), this);
+                        double notificationWidth = DynamicNotification.ActualWidth > 0 ? DynamicNotification.ActualWidth : DynamicNotification.Width;
+                        double notificationHeight = DynamicNotification.ActualHeight > 0 ? DynamicNotification.ActualHeight : 72;
+                        double left = (topLeft.X + bottomRight.X) / 2 - notificationWidth / 2;
+                        double top = topLeft.Y - notificationHeight - 12;
+                        left = Math.Max(12, Math.Min(ActualWidth - notificationWidth - 12, left));
+                        top = Math.Max(12, top);
+
+                        DynamicNotification.HorizontalAlignment = HorizontalAlignment.Left;
+                        DynamicNotification.VerticalAlignment = VerticalAlignment.Top;
+                        DynamicNotification.Margin = new Thickness(left, top, 0, 0);
+                    }
+                }
+            }
+            catch
+            {
+
+            }
+        }
         private void OnAnnouncementUnreadCountChanged()
         {
             if (_startupUnreadNotificationShown) return;
diff --git a/Ink Canvas/Properties/NotificationStrings.Designer.cs b/Ink Canvas/Properties/NotificationStrings.Designer.cs
index c3c2fe8e..7427eb6f 100644
--- a/Ink Canvas/Properties/NotificationStrings.Designer.cs	
+++ b/Ink Canvas/Properties/NotificationStrings.Designer.cs	
@@ -106,6 +106,8 @@ public static string GetString(string key)
 
         public static string PlacementFloatingBarAbove => ResourceManager.GetString(nameof(PlacementFloatingBarAbove), _resourceCulture);
 
+        public static string PlacementBottomBarAbove => ResourceManager.GetString(nameof(PlacementBottomBarAbove), _resourceCulture);
+
         public static string PlacementTopCenter => ResourceManager.GetString(nameof(PlacementTopCenter), _resourceCulture);
 
         public static string PlacementTopLeft => ResourceManager.GetString(nameof(PlacementTopLeft), _resourceCulture);
diff --git a/Ink Canvas/Properties/NotificationStrings.en-US.resx b/Ink Canvas/Properties/NotificationStrings.en-US.resx
index 370d335f..afc1cc77 100644
--- a/Ink Canvas/Properties/NotificationStrings.en-US.resx	
+++ b/Ink Canvas/Properties/NotificationStrings.en-US.resx	
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <root>
   <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
     <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
@@ -150,6 +150,9 @@
   <data name="PlacementFloatingBarAbove" xml:space="preserve">
     <value>Above floating toolbar</value>
   </data>
+  <data name="PlacementBottomBarAbove" xml:space="preserve">
+    <value>Above bottom bar</value>
+  </data>
   <data name="Provider_Announcement" xml:space="preserve">
     <value>Announcement provider</value>
   </data>
diff --git a/Ink Canvas/Properties/NotificationStrings.resx b/Ink Canvas/Properties/NotificationStrings.resx
index 0bd00da9..1501765a 100644
--- a/Ink Canvas/Properties/NotificationStrings.resx	
+++ b/Ink Canvas/Properties/NotificationStrings.resx	
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <root>
   <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
     <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
@@ -150,6 +150,9 @@
   <data name="PlacementFloatingBarAbove" xml:space="preserve">
     <value>浮动栏上方</value>
   </data>
+  <data name="PlacementBottomBarAbove" xml:space="preserve">
+    <value>底栏上方</value>
+  </data>
   <data name="Provider_Announcement" xml:space="preserve">
     <value>公告提供商</value>
   </data>
diff --git a/Ink Canvas/Properties/NotificationStrings.zh-ME.resx b/Ink Canvas/Properties/NotificationStrings.zh-ME.resx
index cb56a2fe..ea63f472 100644
--- a/Ink Canvas/Properties/NotificationStrings.zh-ME.resx	
+++ b/Ink Canvas/Properties/NotificationStrings.zh-ME.resx	
@@ -150,6 +150,9 @@
   <data name="PlacementFloatingBarAbove" xml:space="preserve">
     <value>浮动栏上方</value>
   </data>
+  <data name="PlacementBottomBarAbove" xml:space="preserve">
+    <value>底栏上方</value>
+  </data>
   <data name="Provider_Announcement" xml:space="preserve">
     <value>公告提供商</value>
   </data>
diff --git a/Ink Canvas/Windows/SettingsViews/Pages/NotificationPage.xaml b/Ink Canvas/Windows/SettingsViews/Pages/NotificationPage.xaml
index 7aeac5e3..883e1497 100644
--- a/Ink Canvas/Windows/SettingsViews/Pages/NotificationPage.xaml	
+++ b/Ink Canvas/Windows/SettingsViews/Pages/NotificationPage.xaml	
@@ -130,6 +130,7 @@
                         <ComboBoxItem Content="{x:Static props:NotificationStrings.PlacementTopRight}" Tag="TopRight" />
                         <ComboBoxItem Content="{x:Static props:NotificationStrings.PlacementTopLeft}" Tag="TopLeft" />
                         <ComboBoxItem Content="{x:Static props:NotificationStrings.PlacementFloatingBarAbove}" Tag="FloatingBarAbove" />
+                        <ComboBoxItem Content="{x:Static props:NotificationStrings.PlacementBottomBarAbove}" Tag="BottomBarAbove" />
                     </ComboBox>
                 </ui:SettingsCard>