diff --git a/src/frontend/mainwindow.h b/src/frontend/mainwindow.h
index d0bf9430..c5f85f54 100644
--- a/src/frontend/mainwindow.h
+++ b/src/frontend/mainwindow.h
@@ -118,7 +118,7 @@ private:
     void initWindowTheme();
     void resetWindowTheme();
     void showControlCenter();
-    double m_transparency=0.0;  //透明度
+    double m_transparency=1.0;  //透明度
     QGSettings * m_transGsettings;   //透明度配置文件
     int currentIconIndex=0;
     QList<QIcon> loadIcons;
diff --git a/src/frontend/tab-pages/lanpage.cpp b/src/frontend/tab-pages/lanpage.cpp
index f15b3718..c452be76 100644
--- a/src/frontend/tab-pages/lanpage.cpp
+++ b/src/frontend/tab-pages/lanpage.cpp
@@ -746,7 +746,6 @@ void LanPage::initUI()
     m_titleLabel->setText(tr("LAN"));
 
     m_activatedNetLabel->setText(tr("Activated LAN"));
-    m_activatedNetLabel->setDisabled(true);
     m_activatedLanListWidget = new QListWidget(m_activatedNetFrame);
     m_activatedLanListWidget->setFrameShape(QFrame::Shape::NoFrame);
     m_activatedLanListWidget->setSpacing(LAN_LIST_SPACING);
@@ -755,7 +754,6 @@ void LanPage::initUI()
     m_activatedNetLayout->addWidget(m_activatedLanListWidget);
 
     m_inactivatedNetLabel->setText(tr("Inactivated LAN"));
-    m_inactivatedNetLabel->setDisabled(true);
     m_inactivatedLanListWidget = new QListWidget(m_inactivatedNetListArea);
     m_inactivatedLanListWidget->setFrameShape(QFrame::Shape::NoFrame);
     m_inactivatedLanListWidget->setSpacing(LAN_LIST_SPACING);
diff --git a/src/frontend/tab-pages/tabpage.cpp b/src/frontend/tab-pages/tabpage.cpp
index a11d7a86..f758cf50 100644
--- a/src/frontend/tab-pages/tabpage.cpp
+++ b/src/frontend/tab-pages/tabpage.cpp
@@ -2,10 +2,12 @@
 #include <qsettings.h>
 #include <QDBusInterface>
 #include <QLabel>
+#include <QApplication>
 
 TabPage::TabPage(QWidget *parent) : QWidget(parent)
 {
     initUI();
+    connect(qApp, &QApplication::paletteChanged, this, &TabPage::onPaletteChanged);
 }
 
 TabPage::~TabPage()
@@ -43,13 +45,7 @@ void TabPage::initUI()
     m_deviceLabel->setText(tr("Current Device"));
     m_deviceComboBox = new QComboBox(m_deviceFrame);
     m_deviceComboBox->setFixedWidth(DEVICE_COMBOBOX_WIDTH);
-    if (m_deviceComboBox->view()) {
-        QPalette view_pal = m_deviceComboBox->view()->palette();
-        QColor view_color = m_deviceComboBox->palette().color(QPalette::Active, QPalette::Button);
-        view_pal.setColor(QPalette::Base, view_color);
-        m_deviceComboBox->setPalette(view_pal);
-        m_deviceComboBox->view()->setPalette(view_pal);
-    }
+
     m_tipsLabel = new QLabel(m_deviceFrame);
     m_tipsLabel->setText(tr("Devices Closed!"));
     m_deviceLayout->addWidget(m_deviceLabel);
@@ -120,6 +116,25 @@ void TabPage::initUI()
     QPalette pal = m_inactivatedNetListArea->palette();
     pal.setBrush(QPalette::Base, QColor(0,0,0,0));     //背景透明
     m_inactivatedNetListArea->setPalette(pal);
+
+    onPaletteChanged();
+}
+
+void TabPage::onPaletteChanged()
+{
+    QPalette labPal = m_activatedNetLabel->palette();
+    QColor color = labPal.color(QPalette::PlaceholderText);
+    labPal.setColor(QPalette::WindowText, color);
+    m_activatedNetLabel->setPalette(labPal);
+    m_inactivatedNetLabel->setPalette(labPal);
+
+    if (m_deviceComboBox->view()) {
+        QPalette view_pal = m_deviceComboBox->view()->palette();
+        QColor view_color = m_deviceComboBox->palette().color(QPalette::Active, QPalette::Button);
+        view_pal.setColor(QPalette::Base, view_color);
+        m_deviceComboBox->setPalette(view_pal);
+        m_deviceComboBox->view()->setPalette(view_pal);
+    }
 }
 
 void TabPage::showDesktopNotify(const QString &message)
diff --git a/src/frontend/tab-pages/tabpage.h b/src/frontend/tab-pages/tabpage.h
index 3f58edcd..16ee0a16 100644
--- a/src/frontend/tab-pages/tabpage.h
+++ b/src/frontend/tab-pages/tabpage.h
@@ -102,6 +102,7 @@ protected:
 
 public slots:
     virtual void onDeviceComboxIndexChanged(int currentIndex) = 0;
+    void onPaletteChanged();
 
 };
 
diff --git a/src/frontend/tab-pages/wlanpage.cpp b/src/frontend/tab-pages/wlanpage.cpp
index e50f513f..4efbc64b 100644
--- a/src/frontend/tab-pages/wlanpage.cpp
+++ b/src/frontend/tab-pages/wlanpage.cpp
@@ -74,7 +74,6 @@ void WlanPage::initWlanUI()
     m_titleLabel->setText(tr("WLAN"));
 
     m_activatedNetLabel->setText(tr("Activated WLAN"));  
-    m_activatedNetLabel->setDisabled(true);
     m_activatedNetListWidget = new QListWidget(m_activatedNetFrame);
     m_activatedNetListWidget->setFrameShape(QFrame::Shape::NoFrame);
     m_activatedNetListWidget->setContentsMargins(MAIN_LAYOUT_MARGINS);
@@ -84,7 +83,6 @@ void WlanPage::initWlanUI()
     m_activatedNetLayout->addWidget(m_activatedNetListWidget);
 
     m_inactivatedNetLabel->setText(tr("Other WLAN"));
-    m_inactivatedNetLabel->setDisabled(true);
     m_inactivatedNetListWidget = new QListWidget(m_inactivatedNetListArea);
     m_inactivatedNetListWidget->setContentsMargins(MAIN_LAYOUT_MARGINS);
     m_inactivatedNetListWidget->setSpacing(NET_LIST_SPACING);