diff --git a/frame/controller/dockitemmanager.cpp b/frame/controller/dockitemmanager.cpp
index b8ba222f4..522c3a4a3 100644
--- a/frame/controller/dockitemmanager.cpp
+++ b/frame/controller/dockitemmanager.cpp
@@ -109,7 +109,7 @@ void DockItemManager::startLoadPlugins() const
 void DockItemManager::refershItemsIcon()
 {
     for (auto item : m_itemList) {
-        item->refershIcon();
+        item->refreshIcon();
         item->update();
     }
 }
diff --git a/frame/item/appitem.cpp b/frame/item/appitem.cpp
index b7f78ee29..9d8def293 100644
--- a/frame/item/appitem.cpp
+++ b/frame/item/appitem.cpp
@@ -110,15 +110,15 @@ AppItem::AppItem(const QDBusObjectPath &entry, QWidget *parent)
     connect(m_itemEntryInter, &DockEntryInter::IsActiveChanged, this, &AppItem::activeChanged);
     connect(m_itemEntryInter, &DockEntryInter::IsActiveChanged, this, static_cast<void (AppItem::*)()>(&AppItem::update));
     connect(m_itemEntryInter, &DockEntryInter::WindowInfosChanged, this, &AppItem::updateWindowInfos, Qt::QueuedConnection);
-    connect(m_itemEntryInter, &DockEntryInter::IconChanged, this, &AppItem::refershIcon);
+    connect(m_itemEntryInter, &DockEntryInter::IconChanged, this, &AppItem::refreshIcon);
 
     connect(m_updateIconGeometryTimer, &QTimer::timeout, this, &AppItem::updateWindowIconGeometries, Qt::QueuedConnection);
-    connect(m_retryObtainIconTimer, &QTimer::timeout, this, &AppItem::refershIcon, Qt::QueuedConnection);
+    connect(m_retryObtainIconTimer, &QTimer::timeout, this, &AppItem::refreshIcon, Qt::QueuedConnection);
 
     connect(this, &AppItem::requestUpdateEntryGeometries, this, &AppItem::updateWindowIconGeometries);
 
     updateWindowInfos(m_itemEntryInter->windowInfos());
-    refershIcon();
+    refreshIcon();
 
     connect(GSettingsByApp(), &QGSettings::changed, this, &AppItem::onGSettingsChanged);
     connect(GSettingsByDockApp(), &QGSettings::changed, this, &AppItem::onGSettingsChanged);
@@ -130,7 +130,7 @@ AppItem::AppItem(const QDBusObjectPath &entry, QWidget *parent)
         m_curDate = QDate::currentDate();
         if (m_curDate.day() != m_lastShowDay) {
             m_lastShowDay = m_curDate.day();
-            refershIcon();
+            refreshIcon();
         }
     });
 }
@@ -395,7 +395,7 @@ void AppItem::resizeEvent(QResizeEvent *e)
 {
     DockItem::resizeEvent(e);
 
-    refershIcon();
+    refreshIcon();
 }
 
 void AppItem::dragEnterEvent(QDragEnterEvent *e)
@@ -463,7 +463,7 @@ void AppItem::showEvent(QShowEvent *e)
         onGSettingsChanged("enable");
     });
 
-    refershIcon();
+    refreshIcon();
 }
 
 void AppItem::showHoverTips()
@@ -597,7 +597,7 @@ void AppItem::updateWindowInfos(const WindowInfoMap &info)
     update();
 }
 
-void AppItem::refershIcon()
+void AppItem::refreshIcon()
 {
     if (!isVisible())
         return;
diff --git a/frame/item/appitem.h b/frame/item/appitem.h
index 435058fd6..f28b704eb 100644
--- a/frame/item/appitem.h
+++ b/frame/item/appitem.h
@@ -91,7 +91,7 @@ private:
 
 private slots:
     void updateWindowInfos(const WindowInfoMap &info);
-    void refershIcon() override;
+    void refreshIcon() override;
     void activeChanged();
     void showPreview();
     void playSwingEffect();
diff --git a/frame/item/dockitem.h b/frame/item/dockitem.h
index 8dc9d568a..7b98e5e27 100644
--- a/frame/item/dockitem.h
+++ b/frame/item/dockitem.h
@@ -62,7 +62,7 @@ public:
     virtual QString accessibleName();
 
 public slots:
-    virtual void refershIcon() {}
+    virtual void refreshIcon() {}
 
     void showPopupApplet(QWidget *const applet);
     void hidePopup();
diff --git a/frame/item/launcheritem.cpp b/frame/item/launcheritem.cpp
index f0fd4469e..9e10f7ccf 100644
--- a/frame/item/launcheritem.cpp
+++ b/frame/item/launcheritem.cpp
@@ -53,7 +53,13 @@ LauncherItem::LauncherItem(QGSettingsInterface *interface, QWidget *parent)
     }
 }
 
-void LauncherItem::refershIcon()
+LauncherItem::~LauncherItem()
+{
+    delete m_gsettings;
+    m_gsettings = nullptr;
+}
+
+void LauncherItem::refreshIcon()
 {
     const int iconSize = qMin(width(), height());
     if (DockDisplayMode == Efficient)
@@ -94,7 +100,7 @@ void LauncherItem::resizeEvent(QResizeEvent *e)
 {
     DockItem::resizeEvent(e);
 
-    refershIcon();
+    refreshIcon();
 }
 
 void LauncherItem::mousePressEvent(QMouseEvent *e)
diff --git a/frame/item/launcheritem.h b/frame/item/launcheritem.h
index c1bbed994..1dec3f6e2 100644
--- a/frame/item/launcheritem.h
+++ b/frame/item/launcheritem.h
@@ -37,10 +37,11 @@ class LauncherItem : public DockItem
 
 public:
     explicit LauncherItem(QGSettingsInterface *interface, QWidget *parent = nullptr);
+    ~ LauncherItem() override;
 
     inline ItemType itemType() const override {return Launcher;}
 
-    void refershIcon() override;
+    void refreshIcon() override;
 
 protected:
     void showEvent(QShowEvent* event) override;
diff --git a/frame/item/pluginsitem.cpp b/frame/item/pluginsitem.cpp
index 8141daaa6..29145d72f 100644
--- a/frame/item/pluginsitem.cpp
+++ b/frame/item/pluginsitem.cpp
@@ -125,7 +125,7 @@ QSize PluginsItem::sizeHint() const
     return m_centralWidget->sizeHint();
 }
 
-void PluginsItem::refershIcon()
+void PluginsItem::refreshIcon()
 {
     m_pluginInter->refreshIcon(m_itemKey);
 }
diff --git a/frame/item/pluginsitem.h b/frame/item/pluginsitem.h
index cee9a859c..f5642d484 100644
--- a/frame/item/pluginsitem.h
+++ b/frame/item/pluginsitem.h
@@ -54,7 +54,7 @@ public:
     virtual void setDraging(bool bDrag) override;
 
 public slots:
-    void refershIcon() override;
+    void refreshIcon() override;
     void onGSettingsChanged(const QString &key);
 
 protected: