diff --git a/frame/item/appitem.cpp b/frame/item/appitem.cpp
index 31c9745ff..9a101a234 100644
--- a/frame/item/appitem.cpp
+++ b/frame/item/appitem.cpp
@@ -122,6 +122,8 @@ AppItem::AppItem(const QDBusObjectPath &entry, QWidget *parent)
 
     connect(GSettingsByApp(), &QGSettings::changed, this, &AppItem::onGSettingsChanged);
     connect(GSettingsByDockApp(), &QGSettings::changed, this, &AppItem::onGSettingsChanged);
+    connect(GSettingsByActiveApp(), &QGSettings::changed, this, &AppItem::onGSettingsChanged);
+
     connect(DGuiApplicationHelper::instance(), &DGuiApplicationHelper::themeTypeChanged, this, &AppItem::onThemeTypeChanged);
 
     connect(m_refershIconTimer, &QTimer::timeout, this, [ = ]() {
@@ -305,6 +307,11 @@ void AppItem::mouseReleaseEvent(QMouseEvent *e)
 
     m_lastclickTimes = curTimestamp;
 
+    // 鼠标在图标外边松开时，没必要响应点击操作
+    const QRect rect { QPoint(0, 0), size()};
+    if (!rect.contains(mapFromGlobal(QCursor::pos())))
+        return;
+
     if (e->button() == Qt::MiddleButton) {
         m_itemEntryInter->NewInstance(QX11Info::getTimestamp());
 
diff --git a/frame/panel/mainpanelcontrol.cpp b/frame/panel/mainpanelcontrol.cpp
index 935ab509a..1771a5910 100755
--- a/frame/panel/mainpanelcontrol.cpp
+++ b/frame/panel/mainpanelcontrol.cpp
@@ -54,6 +54,12 @@ static QGSettings *GSettingsByLaunch()
     return &settings;
 }
 
+static QGSettings *GSettingsByApp()
+{
+    static QGSettings settings("com.deepin.dde.dock.module.app");
+    return &settings;
+}
+
 MainPanelControl::MainPanelControl(QWidget *parent)
     : QWidget(parent)
     , m_mainPanelLayout(new QBoxLayout(QBoxLayout::LeftToRight, this))
@@ -652,7 +658,8 @@ bool MainPanelControl::eventFilter(QObject *watched, QEvent *event)
         return false;
     }
 
-    startDrag(item);
+    if (!GSettingsByApp()->keys().contains("removeable") || GSettingsByApp()->get("removeable").toBool())
+        startDrag(item);
 
     return QWidget::eventFilter(watched, event);
 }
@@ -724,7 +731,7 @@ void MainPanelControl::startDrag(DockItem *item)
             static_cast<QGraphicsView *>(m_appDragWidget)->viewport()->installEventFilter(this);
         } else {
             appDrag->QDrag::setPixmap(dragPix);
-       }
+        }
 
         drag = appDrag;
         drag->setHotSpot(dragPix.rect().center() / dragPix.devicePixelRatioF());
diff --git a/gschema/com.deepin.dde.dock.module.gschema.xml b/gschema/com.deepin.dde.dock.module.gschema.xml
index ca02ac67d..8b5568288 100644
--- a/gschema/com.deepin.dde.dock.module.gschema.xml
+++ b/gschema/com.deepin.dde.dock.module.gschema.xml
@@ -14,6 +14,13 @@
       <description>
             Control Module Enable
       </description>
+    </key>
+	<key type="b" name="removeable">
+      <default>true</default>
+      <summary>App Removeable</summary>
+      <description>
+          Control App Removeable
+      </description>
     </key>
   </schema>
   <schema path="/com/deepin/dde/dock/disableplugins/" id="com.deepin.dde.dock.disableplugins" gettext-domain="DDE">