diff --git a/example/qml-Qt6/page/T_Theme.qml b/example/qml-Qt6/page/T_Theme.qml
index 78380bd8..3a70f31f 100644
--- a/example/qml-Qt6/page/T_Theme.qml
+++ b/example/qml-Qt6/page/T_Theme.qml
@@ -35,7 +35,7 @@ FluScrollablePage{
                         height: 42
                         radius: 4
                         color: mouse_item.containsMouse ? Qt.lighter(modelData.normal,1.1) : modelData.normal
-                        border.color: modelData.darkest
+                        border.color: modelData.darker
                         FluIcon {
                             anchors.centerIn: parent
                             iconSource: FluentIcons.AcceptMedium
diff --git a/example/qml-Qt6/window/MainWindow.qml b/example/qml-Qt6/window/MainWindow.qml
index 07eaecb5..5675b006 100644
--- a/example/qml-Qt6/window/MainWindow.qml
+++ b/example/qml-Qt6/window/MainWindow.qml
@@ -21,7 +21,6 @@ FluWindow {
     fitsAppBarWindows: true
     appBar: FluAppBar {
         height: 30
-        darkText: qsTr("Dark Mode")
         showDark: true
         darkClickListener:(button)=>handleDarkChanged(button)
         closeClickListener: ()=>{dialog_close.open()}
diff --git a/example/qml/page/T_Theme.qml b/example/qml/page/T_Theme.qml
index fa4f24f8..dac999b4 100644
--- a/example/qml/page/T_Theme.qml
+++ b/example/qml/page/T_Theme.qml
@@ -35,7 +35,7 @@ FluScrollablePage{
                         height: 42
                         radius: 4
                         color: mouse_item.containsMouse ? Qt.lighter(modelData.normal,1.1) : modelData.normal
-                        border.color: modelData.darkest
+                        border.color: modelData.darker
                         FluIcon {
                             anchors.centerIn: parent
                             iconSource: FluentIcons.AcceptMedium
diff --git a/example/qml/window/MainWindow.qml b/example/qml/window/MainWindow.qml
index 26d040c8..4b49563a 100644
--- a/example/qml/window/MainWindow.qml
+++ b/example/qml/window/MainWindow.qml
@@ -21,7 +21,6 @@ FluWindow {
     fitsAppBarWindows: true
     appBar: FluAppBar {
         height: 30
-        darkText: qsTr("Dark Mode")
         showDark: true
         darkClickListener:(button)=>handleDarkChanged(button)
         closeClickListener: ()=>{dialog_close.open()}
diff --git a/src/FluFramelessHelper.cpp b/src/FluFramelessHelper.cpp
index f061ff5b..bbea1621 100644
--- a/src/FluFramelessHelper.cpp
+++ b/src/FluFramelessHelper.cpp
@@ -182,6 +182,7 @@ bool FramelessEventFilter::nativeEventFilter(const QByteArray &eventType, void *
         minmaxInfo->ptMaxSize.x = geometry.width()*pixelRatio + offsetXY.x() * 2;
         minmaxInfo->ptMaxSize.y = geometry.height()*pixelRatio + offsetXY.y() * 2;
 #endif
+        return false;
     }else if(uMsg == WM_NCRBUTTONDOWN){
         if (wParam == HTCAPTION) {
             _helper->showSystemMenu(QCursor::pos());
diff --git a/src/FluTools.cpp b/src/FluTools.cpp
index e14e18f4..f468836c 100644
--- a/src/FluTools.cpp
+++ b/src/FluTools.cpp
@@ -241,6 +241,6 @@ bool FluTools::isWindows10OrGreater(){
     }
 }
 
-int FluTools::getTaskBarHeight(QQuickWindow* window){
-    return window->screen()->geometry().height() - window->screen()->availableGeometry().height();
+QRect FluTools::desktopAvailableGeometry(QQuickWindow* window){
+    return window->screen()->availableGeometry();
 }
diff --git a/src/FluTools.h b/src/FluTools.h
index dbf99aca..6dccbd3c 100644
--- a/src/FluTools.h
+++ b/src/FluTools.h
@@ -55,7 +55,7 @@ public:
     Q_INVOKABLE int windowBuildNumber();
     Q_INVOKABLE bool isWindows11OrGreater();
     Q_INVOKABLE bool isWindows10OrGreater();
-    Q_INVOKABLE int getTaskBarHeight(QQuickWindow* window);
+    Q_INVOKABLE QRect desktopAvailableGeometry(QQuickWindow* window);
 };
 
 #endif // FLUTOOLS_H
diff --git a/src/Qt5/imports/FluentUI/Controls/FluAppBar.qml b/src/Qt5/imports/FluentUI/Controls/FluAppBar.qml
index 6ca7665e..7bcf8e99 100644
--- a/src/Qt5/imports/FluentUI/Controls/FluAppBar.qml
+++ b/src/Qt5/imports/FluentUI/Controls/FluAppBar.qml
@@ -6,7 +6,8 @@ import FluentUI 1.0
 
 Rectangle{
     property string title: ""
-    property string darkText : "夜间模式"
+    property string darkText : "深色"
+    property string lightText : "浅色"
     property string minimizeText : "最小化"
     property string restoreText : "向下还原"
     property string maximizeText : "最大化"
@@ -199,24 +200,33 @@ Rectangle{
         Component.onCompleted: {
             setHitTestVisible(layout_row)
         }
-        FluToggleSwitch{
+        FluIconButton{
             id:btn_dark
+            Layout.preferredWidth: 40
+            Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
+            rightPadding: 2
+            iconSource: FluTheme.dark ? FluentIcons.Brightness : FluentIcons.QuietHours
             Layout.alignment: Qt.AlignVCenter
-            Layout.rightMargin: 5
+            iconSize: 15
             visible: showDark
-            text:darkText
-            textColor:control.textColor
-            checked: FluTheme.dark
-            textRight: false
-            clickListener:()=> darkClickListener(btn_dark)
+            text: FluTheme.dark ? control.lightText : control.darkText
+            radius: 0
+            iconColor:control.textColor
+            onClicked:()=> darkClickListener(btn_dark)
         }
         FluIconButton{
             id:btn_stay_top
             Layout.preferredWidth: 40
             Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
             iconSource : FluentIcons.Pinned
             Layout.alignment: Qt.AlignVCenter
-            iconSize: 13
+            iconSize: 14
             visible: {
                 if(!(d.win instanceof FluWindow)){
                     return false
@@ -232,6 +242,9 @@ Rectangle{
             id:btn_minimize
             Layout.preferredWidth: 40
             Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
             iconSource : FluentIcons.ChromeMinimize
             Layout.alignment: Qt.AlignVCenter
             iconSize: 11
@@ -251,6 +264,9 @@ Rectangle{
             id:btn_maximize
             Layout.preferredWidth: 40
             Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
             iconSource : d.isRestore  ? FluentIcons.ChromeRestore : FluentIcons.ChromeMaximize
             color: {
                 if(down){
@@ -271,11 +287,14 @@ Rectangle{
         }
         FluIconButton{
             id:btn_close
+            Layout.preferredWidth: 40
+            Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
             iconSource : FluentIcons.ChromeClose
             Layout.alignment: Qt.AlignVCenter
             text:closeText
-            Layout.preferredWidth: 40
-            Layout.preferredHeight: 30
             visible: !isMac && showClose
             radius: 0
             iconSize: 10
diff --git a/src/Qt5/imports/FluentUI/Controls/FluWindow.qml b/src/Qt5/imports/FluentUI/Controls/FluWindow.qml
index abf904af..45ace81d 100644
--- a/src/Qt5/imports/FluentUI/Controls/FluWindow.qml
+++ b/src/Qt5/imports/FluentUI/Controls/FluWindow.qml
@@ -237,7 +237,7 @@ Window {
         clip: true
     }
     FluLoader{
-        property string loadingText: "加载中..."
+        property string loadingText
         property bool cancel: false
         id:loader_loading
         anchors.fill: parent
@@ -290,8 +290,8 @@ Window {
     }
     function moveWindowToDesktopCenter(){
         screen = Qt.application.screens[FluTools.cursorScreenIndex()]
-        var taskBarHeight = FluTools.getTaskBarHeight(window)
-        window.setGeometry((Screen.width-window.width)/2+Screen.virtualX,(Screen.height-window.height-taskBarHeight)/2+Screen.virtualY,window.width,window.height)
+        var availableGeometry = FluTools.desktopAvailableGeometry(window)
+        window.setGeometry((availableGeometry.width-window.width)/2+Screen.virtualX,(availableGeometry.height-window.height)/2+Screen.virtualY,window.width,window.height)
     }
     function fixWindowSize(){
         if(fixSize){
diff --git a/src/Qt5/imports/FluentUI/plugins.qmltypes b/src/Qt5/imports/FluentUI/plugins.qmltypes
index b3d96a22..ca5f7803 100644
--- a/src/Qt5/imports/FluentUI/plugins.qmltypes
+++ b/src/Qt5/imports/FluentUI/plugins.qmltypes
@@ -2322,6 +2322,7 @@ Module {
         defaultProperty: "data"
         Property { name: "title"; type: "string" }
         Property { name: "darkText"; type: "string" }
+        Property { name: "lightText"; type: "string" }
         Property { name: "minimizeText"; type: "string" }
         Property { name: "restoreText"; type: "string" }
         Property { name: "maximizeText"; type: "string" }
@@ -2381,7 +2382,7 @@ Module {
         }
         Property {
             name: "buttonDark"
-            type: "FluToggleSwitch_QMLTYPE_22"
+            type: "FluIconButton_QMLTYPE_17"
             isReadonly: true
             isPointer: true
         }
@@ -3052,15 +3053,15 @@ Module {
         defaultProperty: "data"
         Property { name: "logo"; type: "QUrl" }
         Property { name: "title"; type: "string" }
-        Property { name: "items"; type: "FluObject_QMLTYPE_157"; isPointer: true }
-        Property { name: "footerItems"; type: "FluObject_QMLTYPE_157"; isPointer: true }
+        Property { name: "items"; type: "FluObject_QMLTYPE_129"; isPointer: true }
+        Property { name: "footerItems"; type: "FluObject_QMLTYPE_129"; isPointer: true }
         Property { name: "displayMode"; type: "int" }
         Property { name: "autoSuggestBox"; type: "QQmlComponent"; isPointer: true }
         Property { name: "actionItem"; type: "QQmlComponent"; isPointer: true }
         Property { name: "topPadding"; type: "int" }
         Property { name: "pageMode"; type: "int" }
-        Property { name: "navItemRightMenu"; type: "FluMenu_QMLTYPE_47"; isPointer: true }
-        Property { name: "navItemExpanderRightMenu"; type: "FluMenu_QMLTYPE_47"; isPointer: true }
+        Property { name: "navItemRightMenu"; type: "FluMenu_QMLTYPE_31"; isPointer: true }
+        Property { name: "navItemExpanderRightMenu"; type: "FluMenu_QMLTYPE_31"; isPointer: true }
         Property { name: "navCompactWidth"; type: "int" }
         Property { name: "navTopMargin"; type: "int" }
         Property { name: "cellHeight"; type: "int" }
diff --git a/src/Qt6/imports/FluentUI/Controls/FluAppBar.qml b/src/Qt6/imports/FluentUI/Controls/FluAppBar.qml
index b4352ee4..818af87f 100644
--- a/src/Qt6/imports/FluentUI/Controls/FluAppBar.qml
+++ b/src/Qt6/imports/FluentUI/Controls/FluAppBar.qml
@@ -6,7 +6,8 @@ import FluentUI
 
 Rectangle{
     property string title: ""
-    property string darkText : "夜间模式"
+    property string darkText : "深色"
+    property string lightText : "浅色"
     property string minimizeText : "最小化"
     property string restoreText : "向下还原"
     property string maximizeText : "最大化"
@@ -199,24 +200,33 @@ Rectangle{
         Component.onCompleted: {
             setHitTestVisible(layout_row)
         }
-        FluToggleSwitch{
+        FluIconButton{
             id:btn_dark
+            Layout.preferredWidth: 40
+            Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
+            rightPadding: 2
+            iconSource: FluTheme.dark ? FluentIcons.Brightness : FluentIcons.QuietHours
             Layout.alignment: Qt.AlignVCenter
-            Layout.rightMargin: 5
+            iconSize: 15
             visible: showDark
-            text:darkText
-            textColor:control.textColor
-            checked: FluTheme.dark
-            textRight: false
-            clickListener:()=> darkClickListener(btn_dark)
+            text: FluTheme.dark ? control.lightText : control.darkText
+            radius: 0
+            iconColor:control.textColor
+            onClicked:()=> darkClickListener(btn_dark)
         }
         FluIconButton{
             id:btn_stay_top
             Layout.preferredWidth: 40
             Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
             iconSource : FluentIcons.Pinned
             Layout.alignment: Qt.AlignVCenter
-            iconSize: 13
+            iconSize: 14
             visible: {
                 if(!(d.win instanceof FluWindow)){
                     return false
@@ -232,6 +242,9 @@ Rectangle{
             id:btn_minimize
             Layout.preferredWidth: 40
             Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
             iconSource : FluentIcons.ChromeMinimize
             Layout.alignment: Qt.AlignVCenter
             iconSize: 11
@@ -251,6 +264,9 @@ Rectangle{
             id:btn_maximize
             Layout.preferredWidth: 40
             Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
             iconSource : d.isRestore  ? FluentIcons.ChromeRestore : FluentIcons.ChromeMaximize
             color: {
                 if(down){
@@ -271,11 +287,14 @@ Rectangle{
         }
         FluIconButton{
             id:btn_close
+            Layout.preferredWidth: 40
+            Layout.preferredHeight: 30
+            padding: 0
+            verticalPadding: 0
+            horizontalPadding: 0
             iconSource : FluentIcons.ChromeClose
             Layout.alignment: Qt.AlignVCenter
             text:closeText
-            Layout.preferredWidth: 40
-            Layout.preferredHeight: 30
             visible: !isMac && showClose
             radius: 0
             iconSize: 10
diff --git a/src/Qt6/imports/FluentUI/Controls/FluWindow.qml b/src/Qt6/imports/FluentUI/Controls/FluWindow.qml
index 87e9ce8a..c18aea6b 100644
--- a/src/Qt6/imports/FluentUI/Controls/FluWindow.qml
+++ b/src/Qt6/imports/FluentUI/Controls/FluWindow.qml
@@ -236,7 +236,7 @@ Window {
         clip: true
     }
     FluLoader{
-        property string loadingText: "加载中..."
+        property string loadingText
         property bool cancel: false
         id:loader_loading
         anchors.fill: parent
@@ -289,8 +289,8 @@ Window {
     }
     function moveWindowToDesktopCenter(){
         screen = Qt.application.screens[FluTools.cursorScreenIndex()]
-        var taskBarHeight = FluTools.getTaskBarHeight(window)
-        window.setGeometry((Screen.width-window.width)/2+Screen.virtualX,(Screen.height-window.height-taskBarHeight)/2+Screen.virtualY,window.width,window.height)
+        var availableGeometry = FluTools.desktopAvailableGeometry(window)
+        window.setGeometry((availableGeometry.width-window.width)/2+Screen.virtualX,(availableGeometry.height-window.height)/2+Screen.virtualY,window.width,window.height)
     }
     function fixWindowSize(){
         if(fixSize){