diff --git a/src/frontend/list-items/wlanlistitem.cpp b/src/frontend/list-items/wlanlistitem.cpp
index 03925255..45f9162d 100644
--- a/src/frontend/list-items/wlanlistitem.cpp
+++ b/src/frontend/list-items/wlanlistitem.cpp
@@ -58,8 +58,8 @@ void WlanListItem::setExpanded(const bool &expanded)
     }
     this->setFixedHeight(expanded ? EXPANDED_HEIGHT : NORMAL_HEIGHT);
 
-    m_pwdFrame->setVisible(expanded);
-    m_autoConnectFrame->setVisible(expanded);
+//    m_pwdFrame->setVisible(false);
+//    m_autoConnectFrame->setVisible(false);
     emit this->itemHeightChanged(m_data->m_NetSsid);
     if (!expanded) {
         QPalette pal = qApp->palette();
@@ -68,6 +68,12 @@ void WlanListItem::setExpanded(const bool &expanded)
     }
 }
 
+void WlanListItem::setWlanItemPwdVisible(const bool &expanded)
+{
+        m_pwdFrame->setVisible(expanded);
+        m_autoConnectFrame->setVisible(expanded);
+}
+
 QString WlanListItem::getSsid()
 {
     if (!m_data) {
diff --git a/src/frontend/list-items/wlanlistitem.h b/src/frontend/list-items/wlanlistitem.h
index 56b554d4..4a6d65f8 100644
--- a/src/frontend/list-items/wlanlistitem.h
+++ b/src/frontend/list-items/wlanlistitem.h
@@ -30,6 +30,7 @@ public:
     void setWlanSignal(const int &signal);
     void setWlanState(const int &state);
     void setExpanded(const bool &expanded);
+    void setWlanItemPwdVisible(const bool &expanded);
     QString getSsid();
     KyWirelessNetItem *m_data = nullptr;
 protected:
diff --git a/src/frontend/tab-pages/wlanpage.cpp b/src/frontend/tab-pages/wlanpage.cpp
index 3af9d7f6..260dc82f 100644
--- a/src/frontend/tab-pages/wlanpage.cpp
+++ b/src/frontend/tab-pages/wlanpage.cpp
@@ -386,6 +386,10 @@ void WlanPage::onWlanRemoved(QString interface, QString ssid)
         int height = m_itemsMap.value(ssid).second->height();
         m_inactivatedNetListWidget->setFixedHeight(m_inactivatedNetListWidget->height() - height - NET_LIST_SPACING);
         m_inactivatedWlanListAreaCentralWidget->setFixedHeight(m_inactivatedNetListWidget->height() + m_hiddenWlanLabel->height());
+        QListWidgetItem * aItem = (m_itemsMap.value(ssid)).first;
+        delete aItem;
+        WlanListItem * awItem = (m_itemsMap.value(ssid)).second;
+        delete awItem;
     }
     m_itemsMap.remove(ssid);
 }
@@ -605,22 +609,32 @@ void WlanPage::onActivatedWlanChanged(QString uuid, NetworkManager::ActiveConnec
 
 void WlanPage::onItemHeightChanged(const QString &ssid)
 {
+    qDebug() << "onItemHeightChanged" << __LINE__;
     if (!m_itemsMap.contains(ssid)) { return; }
+    //新的展开item
     QListWidgetItem *item = (m_itemsMap.value(ssid)).first;
+    WlanListItem * m_item = (m_itemsMap.value(ssid)).second;
 
     if (m_expandedItem && m_expandedItem != item) {
+        qDebug() << "onItemHeightChanged : the old fold and the new expanded" << m_expandedItem << item << __LINE__;
         QSize size(m_inactivatedNetListWidget->itemWidget(m_expandedItem)->size().width(), NORMAL_HEIGHT);
         //旧的收起
         m_expandedItem->setSizeHint(size);
         m_inactivatedNetListWidget->itemWidget(m_expandedItem)->setFixedHeight(NORMAL_HEIGHT);
+        m_wlanExpandedItem->setWlanItemPwdVisible(false);
         //新的展开
         m_expandedItem = item;
+        m_wlanExpandedItem = m_item;
         item->setSizeHint(m_inactivatedNetListWidget->itemWidget(item)->size());
+        m_item->setWlanItemPwdVisible(true);
     } else if (!m_expandedItem) {
+        qDebug() << "onItemHeightChanged : only expanded the new one " << m_expandedItem << item << __LINE__;
         m_expandedItem = item;
+        m_wlanExpandedItem = m_item;
         m_inactivatedNetListWidget->setFixedHeight(m_inactivatedNetListWidget->height() + m_inactivatedNetListWidget->itemWidget(item)->height() - item->sizeHint().height());
         m_inactivatedWlanListAreaCentralWidget->setFixedHeight(m_inactivatedNetListWidget->height() + m_hiddenWlanLabel->height());
         item->setSizeHint(m_inactivatedNetListWidget->itemWidget(item)->size());
+        m_item->setWlanItemPwdVisible(true);
     }
 }
 
diff --git a/src/frontend/tab-pages/wlanpage.h b/src/frontend/tab-pages/wlanpage.h
index 51014334..1aaacb17 100644
--- a/src/frontend/tab-pages/wlanpage.h
+++ b/src/frontend/tab-pages/wlanpage.h
@@ -84,6 +84,7 @@ private:
 
     QMap<QString, QPair<QListWidgetItem*, WlanListItem*>> m_itemsMap;
     QListWidgetItem *m_expandedItem = nullptr;
+    WlanListItem *m_wlanExpandedItem = nullptr;
     QFrame * m_inactivatedWlanListAreaCentralWidget = nullptr;
     QVBoxLayout * m_inactivatedWlanListAreaLayout = nullptr;
     QFrame * m_hiddenWlanWidget = nullptr;
diff --git a/src/main.cpp b/src/main.cpp
index f49bac11..cac828c9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -83,7 +83,7 @@ int main(int argc, char *argv[])
 //    QApplication a(argc, argv);
     QString id = QString("kylin-nm"+ QLatin1String(getenv("DISPLAY")));
     QtSingleApplication a(id, argc, argv);
-//    qInstallMessageHandler(messageOutput);
+    qInstallMessageHandler(messageOutput);
     if (a.isRunning()) {
         auto connection = QDBusConnection::sessionBus();
         QDBusInterface iface("com.kylin.network",