diff --git a/App.config b/App.config
new file mode 100644
index 0000000..a932b55
--- /dev/null
+++ b/App.config
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <configSections>
+        <sectionGroup name="userSettings" type="System.Configuration.UserSettingsGroup, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" >
+            <section name="WpfMaiTouchEmulator.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" allowExeDefinition="MachineToLocalUser" requirePermission="false" />
+        </sectionGroup>
+    </configSections>
+    <userSettings>
+        <WpfMaiTouchEmulator.Properties.Settings>
+            <setting name="IsDebugEnabled" serializeAs="String">
+                <value>True</value>
+            </setting>
+            <setting name="IsAutomaticPositioningEnabled" serializeAs="String">
+                <value>True</value>
+            </setting>
+            <setting name="IsAutomaticPortConnectingEnabled" serializeAs="String">
+                <value>True</value>
+            </setting>
+            <setting name="IsExitWithSinmaiEnabled" serializeAs="String">
+                <value>True</value>
+            </setting>
+        </WpfMaiTouchEmulator.Properties.Settings>
+    </userSettings>
+</configuration>
\ No newline at end of file
diff --git a/MainWindow.xaml.cs b/MainWindow.xaml.cs
index 8321bfd..eb50551 100644
--- a/MainWindow.xaml.cs
+++ b/MainWindow.xaml.cs
@@ -16,7 +16,7 @@ namespace WpfMaiTouchEmulator;
 /// </summary>
 public partial class MainWindow : Window
 {
-    private MaiTouchSensorButtonStateManager buttonState;
+    private readonly MaiTouchSensorButtonStateManager buttonState;
     private MaiTouchComConnector connector;
     private readonly TouchPanel _touchPanel;
 
@@ -48,8 +48,16 @@ public partial class MainWindow : Window
         _touchPanel.onTouch = (value) => { buttonState.PressButton(value); };
         _touchPanel.onRelease = (value) => { buttonState.ReleaseButton(value); };
         _touchPanel.Show();
-        _touchPanel.SetDebugMode(true);
-        DataContext = new MainWindowViewModel() { IsDebugEnabled = true, IsAutomaticPortConnectingEnabled = true, IsAutomaticPositioningEnabled = true, IsExitWithSinmaiEnabled = true };
+        DataContext = new MainWindowViewModel()
+        {
+            IsDebugEnabled = Properties.Settings.Default.IsDebugEnabled,
+            IsAutomaticPortConnectingEnabled = Properties.Settings.Default.IsAutomaticPortConnectingEnabled,
+            IsAutomaticPositioningEnabled = Properties.Settings.Default.IsAutomaticPositioningEnabled,
+            IsExitWithSinmaiEnabled = Properties.Settings.Default.IsExitWithSinmaiEnabled
+        };
+
+        var dataContext = (MainWindowViewModel)DataContext;
+        _touchPanel.SetDebugMode(dataContext.IsDebugEnabled);
         AutomaticTouchPanelPositioningLoop();
         ExitWithSinmaiLoop();
     }
@@ -100,6 +108,8 @@ public partial class MainWindow : Window
         var dataContext = (MainWindowViewModel)DataContext;
         var enabled = !dataContext.IsDebugEnabled;
         dataContext.IsDebugEnabled = !enabled;
+        Properties.Settings.Default.IsDebugEnabled = dataContext.IsDebugEnabled;
+        Properties.Settings.Default.Save();
         _touchPanel.SetDebugMode(dataContext.IsDebugEnabled);
     }
 
@@ -108,6 +118,8 @@ public partial class MainWindow : Window
         var dataContext = (MainWindowViewModel)DataContext;
         var enabled = !dataContext.IsAutomaticPositioningEnabled;
         dataContext.IsAutomaticPositioningEnabled = !enabled;
+        Properties.Settings.Default.IsAutomaticPositioningEnabled = enabled;
+        Properties.Settings.Default.Save();
     }
 
     private void automaticPortConnecting_Click(object sender, RoutedEventArgs e)
@@ -115,6 +127,8 @@ public partial class MainWindow : Window
         var dataContext = (MainWindowViewModel)DataContext;
         var enabled = !dataContext.IsAutomaticPortConnectingEnabled;
         dataContext.IsAutomaticPortConnectingEnabled = !enabled;
+        Properties.Settings.Default.IsAutomaticPortConnectingEnabled = dataContext.IsAutomaticPortConnectingEnabled;
+        Properties.Settings.Default.Save();
     }
 
     private void exitWithSinmai_Click(object sender, RoutedEventArgs e)
@@ -122,5 +136,7 @@ public partial class MainWindow : Window
         var dataContext = (MainWindowViewModel)DataContext;
         var enabled = !dataContext.IsExitWithSinmaiEnabled;
         dataContext.IsExitWithSinmaiEnabled = !enabled;
+        Properties.Settings.Default.IsExitWithSinmaiEnabled = dataContext.IsExitWithSinmaiEnabled;
+        Properties.Settings.Default.Save();
     }
 }
\ No newline at end of file
diff --git a/Properties/Settings.Designer.cs b/Properties/Settings.Designer.cs
new file mode 100644
index 0000000..57430c3
--- /dev/null
+++ b/Properties/Settings.Designer.cs
@@ -0,0 +1,74 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by a tool.
+//     Runtime Version:4.0.30319.42000
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+namespace WpfMaiTouchEmulator.Properties {
+    
+    
+    [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "17.8.0.0")]
+    internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
+        
+        private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
+        
+        public static Settings Default {
+            get {
+                return defaultInstance;
+            }
+        }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool IsDebugEnabled {
+            get {
+                return ((bool)(this["IsDebugEnabled"]));
+            }
+            set {
+                this["IsDebugEnabled"] = value;
+            }
+        }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool IsAutomaticPositioningEnabled {
+            get {
+                return ((bool)(this["IsAutomaticPositioningEnabled"]));
+            }
+            set {
+                this["IsAutomaticPositioningEnabled"] = value;
+            }
+        }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool IsAutomaticPortConnectingEnabled {
+            get {
+                return ((bool)(this["IsAutomaticPortConnectingEnabled"]));
+            }
+            set {
+                this["IsAutomaticPortConnectingEnabled"] = value;
+            }
+        }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool IsExitWithSinmaiEnabled {
+            get {
+                return ((bool)(this["IsExitWithSinmaiEnabled"]));
+            }
+            set {
+                this["IsExitWithSinmaiEnabled"] = value;
+            }
+        }
+    }
+}
diff --git a/Properties/Settings.settings b/Properties/Settings.settings
new file mode 100644
index 0000000..c2ef187
--- /dev/null
+++ b/Properties/Settings.settings
@@ -0,0 +1,18 @@
+<?xml version='1.0' encoding='utf-8'?>
+<SettingsFile xmlns="http://schemas.microsoft.com/VisualStudio/2004/01/settings" CurrentProfile="(Default)" GeneratedClassNamespace="WpfMaiTouchEmulator.Properties" GeneratedClassName="Settings">
+  <Profiles />
+  <Settings>
+    <Setting Name="IsDebugEnabled" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+    <Setting Name="IsAutomaticPositioningEnabled" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+    <Setting Name="IsAutomaticPortConnectingEnabled" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+    <Setting Name="IsExitWithSinmaiEnabled" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+  </Settings>
+</SettingsFile>
\ No newline at end of file
diff --git a/WpfMaiTouchEmulator.csproj b/WpfMaiTouchEmulator.csproj
index 3e11290..67f153a 100644
--- a/WpfMaiTouchEmulator.csproj
+++ b/WpfMaiTouchEmulator.csproj
@@ -13,4 +13,19 @@
     <PackageReference Include="System.IO.Ports" Version="8.0.0" />
   </ItemGroup>
 
+  <ItemGroup>
+    <Compile Update="Properties\Settings.Designer.cs">
+      <DesignTimeSharedInput>True</DesignTimeSharedInput>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Settings.settings</DependentUpon>
+    </Compile>
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="Properties\Settings.settings">
+      <Generator>SettingsSingleFileGenerator</Generator>
+      <LastGenOutput>Settings.Designer.cs</LastGenOutput>
+    </None>
+  </ItemGroup>
+
 </Project>