diff --git a/frame/item/components/appsnapshot.cpp b/frame/item/components/appsnapshot.cpp
index 769c485f0..80710afc4 100644
--- a/frame/item/components/appsnapshot.cpp
+++ b/frame/item/components/appsnapshot.cpp
@@ -44,7 +44,7 @@ using namespace Dock;
 AppSnapshot::AppSnapshot(const WId wid, QWidget *parent)
     : QWidget(parent)
     , m_wid(wid)
-    , m_closeAble(false)
+    , m_closeAble(true)
     , m_isWidowHidden(false)
     , m_title(new TipsWidget(this))
     , m_3DtitleBtn(nullptr)
@@ -311,17 +311,16 @@ void AppSnapshot::mousePressEvent(QMouseEvent *e)
 bool AppSnapshot::eventFilter(QObject *watched, QEvent *e)
 {
     if (watched == m_closeBtn2D) {
-        // TODO 判断条件重复
-        if (watched == m_closeBtn2D && (e->type() == QEvent::HoverEnter || e->type() == QEvent::HoverMove)) {
+        if (e->type() == QEvent::HoverEnter || e->type() == QEvent::HoverMove) {
             m_closeBtn2D->setIcon(QIcon(":/icons/resources/close_round_hover.svg"));
-        } else if (watched == m_closeBtn2D && e->type() == QEvent::HoverLeave) {
+        } else if (e->type() == QEvent::HoverLeave) {
             m_closeBtn2D->setIcon(QIcon(":/icons/resources/close_round_normal.svg"));
-        } else if (watched == m_closeBtn2D && e->type() == QEvent::MouseButtonPress) {
+        } else if (e->type() == QEvent::MouseButtonPress) {
             m_closeBtn2D->setIcon(QIcon(":/icons/resources/close_round_press.svg"));
         }
     }
 
-    return false;
+    return QWidget::eventFilter(watched, e);
 }
 
 void AppSnapshot::resizeEvent(QResizeEvent *event)
diff --git a/frame/item/components/floatingpreview.cpp b/frame/item/components/floatingpreview.cpp
index 1ef009f58..c1e250675 100644
--- a/frame/item/components/floatingpreview.cpp
+++ b/frame/item/components/floatingpreview.cpp
@@ -126,14 +126,14 @@ void FloatingPreview::mouseReleaseEvent(QMouseEvent *e)
 
 bool FloatingPreview::eventFilter(QObject *watched, QEvent *event)
 {
-    if(watched == m_closeBtn3D) {
-        if(watched == m_closeBtn3D && (event->type() == QEvent::HoverEnter || event->type() == QEvent::HoverMove)) {
+    if (watched == m_closeBtn3D) {
+        if (event->type() == QEvent::HoverEnter || event->type() == QEvent::HoverMove) {
             m_closeBtn3D->setIcon(QIcon(":/icons/resources/close_round_hover.svg"));
         }
-        else if (watched == m_closeBtn3D && event->type() == QEvent::HoverLeave) {
+        else if (event->type() == QEvent::HoverLeave) {
             m_closeBtn3D->setIcon(QIcon(":/icons/resources/close_round_normal.svg"));
         }
-        else if (watched == m_closeBtn3D && event->type() == QEvent::MouseButtonPress) {
+        else if (event->type() == QEvent::MouseButtonPress) {
             m_closeBtn3D->setIcon(QIcon(":/icons/resources/close_round_press.svg"));
         }
     }
diff --git a/frame/item/components/previewcontainer.cpp b/frame/item/components/previewcontainer.cpp
index c4982919d..425186278 100644
--- a/frame/item/components/previewcontainer.cpp
+++ b/frame/item/components/previewcontainer.cpp
@@ -68,7 +68,9 @@ void PreviewContainer::setWindowInfos(const WindowInfoMap &infos, const WindowLi
         if (!m_snapshots.contains(key))
             appendSnapWidget(key);
         m_snapshots[key]->setWindowInfo(it.value());
-        m_snapshots[key]->setCloseAble(allowClose.contains(key));
+        // FIXME: "GetAllowedCloseWindows" has remove form dde-daemon
+        // 由于相关接口被移除，暂时无法正确设置 m_closeAble 属性，暂改为默认 true
+        // m_snapshots[key]->setCloseAble(allowClose.contains(key));
     }
 
     if (m_snapshots.isEmpty()) {