diff --git a/Ink Canvas/AssemblyInfo.cs b/Ink Canvas/AssemblyInfo.cs
index 8b9e8ae7..6b93c545 100644
--- a/Ink Canvas/AssemblyInfo.cs	
+++ b/Ink Canvas/AssemblyInfo.cs	
@@ -49,5 +49,5 @@ using System.Windows;
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.7.1.5")]
-[assembly: AssemblyFileVersion("1.7.1.5")]
+[assembly: AssemblyVersion("1.7.1.6")]
+[assembly: AssemblyFileVersion("1.7.1.6")]
diff --git a/Ink Canvas/MainWindow.xaml b/Ink Canvas/MainWindow.xaml
index 57795b2c..d4040534 100644
--- a/Ink Canvas/MainWindow.xaml	
+++ b/Ink Canvas/MainWindow.xaml	
@@ -1190,6 +1190,16 @@
                                                          IsOn="True" FontFamily="Microsoft YaHei UI" FontWeight="Bold"
                                                          Toggled="ToggleSwitchSupportWPS_Toggled" />
                                     </ui:SimpleStackPanel>
+                                    <ui:SimpleStackPanel Orientation="Horizontal" HorizontalAlignment="Left">
+                                        <Image Source="/Resources/Icons-png/WPS.png" Margin="0,0,6,0" Width="28"
+                                               Height="28" VerticalAlignment="Center" />
+                                        <TextBlock Foreground="#fafafa" Text="WPP进程查杀（防止WPP残留进程）" VerticalAlignment="Center"
+                                                   FontSize="14" Margin="0,0,16,0" />
+                                        <ui:ToggleSwitch OnContent="" OffContent="" Name="ToggleSwitchEnableWppProcessKill"
+                                                         IsOn="True" FontFamily="Microsoft YaHei UI" FontWeight="Bold"
+                                                         Toggled="ToggleSwitchEnableWppProcessKill_Toggled" />
+                                    </ui:SimpleStackPanel>
+                                    <TextBlock Text="# 关闭后将不会自动查杀WPP残留进程，可能导致WPP关闭卡顿或无法彻底退出。" TextWrapping="Wrap" Foreground="#a1a1aa" />
                                     <Border BorderBrush="#ef4444"
                                             BorderThickness="2" Padding="8" CornerRadius="6" Background="#991b1b">
                                         <ui:SimpleStackPanel Orientation="Horizontal" Spacing="4">
diff --git a/Ink Canvas/MainWindow_cs/MW_PPT.cs b/Ink Canvas/MainWindow_cs/MW_PPT.cs
index f592c173..6ec9b909 100644
--- a/Ink Canvas/MainWindow_cs/MW_PPT.cs	
+++ b/Ink Canvas/MainWindow_cs/MW_PPT.cs	
@@ -1315,6 +1315,13 @@ namespace Ink_Canvas {
                     return;
                 }
 
+                if (!Settings.PowerPointSettings.EnableWppProcessKill)
+                {
+                    LogHelper.WriteLogToFile("WPP进程查杀功能已被关闭，跳过查杀", LogHelper.LogType.Trace);
+                    StopWppProcessCheckTimer();
+                    return;
+                }
+
                 // 刷新进程状态
                 wppProcess.Refresh();
                 wppProcessCheckCount++;
diff --git a/Ink Canvas/MainWindow_cs/MW_Settings.cs b/Ink Canvas/MainWindow_cs/MW_Settings.cs
index 494e1029..e888316f 100644
--- a/Ink Canvas/MainWindow_cs/MW_Settings.cs	
+++ b/Ink Canvas/MainWindow_cs/MW_Settings.cs	
@@ -2159,5 +2159,11 @@ namespace Ink_Canvas {
             dialog.Owner = this;
             dialog.ShowDialog();
         }
+
+        private void ToggleSwitchEnableWppProcessKill_Toggled(object sender, RoutedEventArgs e) {
+            if (!isLoaded) return;
+            Settings.PowerPointSettings.EnableWppProcessKill = ToggleSwitchEnableWppProcessKill.IsOn;
+            SaveSettingsToFile();
+        }
     }
 }
diff --git a/Ink Canvas/MainWindow_cs/MW_SettingsToLoad.cs b/Ink Canvas/MainWindow_cs/MW_SettingsToLoad.cs
index 5eb58242..3637ffbd 100644
--- a/Ink Canvas/MainWindow_cs/MW_SettingsToLoad.cs	
+++ b/Ink Canvas/MainWindow_cs/MW_SettingsToLoad.cs	
@@ -375,6 +375,7 @@ namespace Ink_Canvas {
 
                 ToggleSwitchAutoSaveScreenShotInPowerPoint.IsOn =
                     Settings.PowerPointSettings.IsAutoSaveScreenShotInPowerPoint;
+                ToggleSwitchEnableWppProcessKill.IsOn = Settings.PowerPointSettings.EnableWppProcessKill;
             } else {
                 Settings.PowerPointSettings = new PowerPointSettings();
             }
@@ -548,7 +549,6 @@ namespace Ink_Canvas {
                 
                 // 初始化直线端点吸附相关设置
                 ToggleSwitchLineEndpointSnapping.IsOn = Settings.Canvas.LineEndpointSnapping;
-                LineEndpointSnappingThresholdSlider.Value = Settings.Canvas.LineEndpointSnappingThreshold;
             } else {
                 Settings.Canvas = new Canvas();
             }
diff --git a/Ink Canvas/Properties/AssemblyInfo.cs b/Ink Canvas/Properties/AssemblyInfo.cs
index 615034c4..e1fed332 100644
--- a/Ink Canvas/Properties/AssemblyInfo.cs	
+++ b/Ink Canvas/Properties/AssemblyInfo.cs	
@@ -49,5 +49,5 @@ using System.Windows;
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.7.1.5")]
-[assembly: AssemblyFileVersion("1.7.1.5")]
+[assembly: AssemblyVersion("1.7.1.6")]
+[assembly: AssemblyFileVersion("1.7.1.6")]
diff --git a/Ink Canvas/Resources/Settings.cs b/Ink Canvas/Resources/Settings.cs
index 5a96a5c2..53976b30 100644
--- a/Ink Canvas/Resources/Settings.cs	
+++ b/Ink Canvas/Resources/Settings.cs	
@@ -235,6 +235,8 @@ namespace Ink_Canvas
         public bool IsEnableFingerGestureSlideShowControl { get; set; } = true;
         [JsonProperty("isSupportWPS")]
         public bool IsSupportWPS { get; set; } = true;
+        [JsonProperty("enableWppProcessKill")]
+        public bool EnableWppProcessKill { get; set; } = true;
     }
 
     public class Automation