diff --git a/src/autoapp/UI/MainWindow.cpp b/src/autoapp/UI/MainWindow.cpp
index f80ae35..92b36a3 100644
--- a/src/autoapp/UI/MainWindow.cpp
+++ b/src/autoapp/UI/MainWindow.cpp
@@ -111,8 +111,6 @@ MainWindow::MainWindow(configuration::IConfiguration::Pointer configuration, QWi
     connect(ui_->pushButtonDebug, &QPushButton::clicked, this, &MainWindow::createDebuglog);
     connect(ui_->pushButtonDebug2, &QPushButton::clicked, this, &MainWindow::createDebuglog);
     connect(ui_->pushButtonBluetooth, &QPushButton::clicked, this, &MainWindow::setPairable);
-    connect(ui_->pushButtonMute, &QPushButton::clicked, this, &MainWindow::toggleMuteButton);
-    connect(ui_->pushButtonMute, &QPushButton::clicked, this, &MainWindow::setMute);
     connect(ui_->pushButtonUnMute, &QPushButton::clicked, this, &MainWindow::toggleMuteButton);
     connect(ui_->pushButtonUnMute, &QPushButton::clicked, this, &MainWindow::setUnMute);
     connect(ui_->pushButtonToggleGUI, &QPushButton::clicked, this, &MainWindow::toggleGUI);
@@ -412,14 +410,6 @@ MainWindow::MainWindow(configuration::IConfiguration::Pointer configuration, QWi
         this->customBrightnessControl = true;
     }
 
-    // read param file
-    if (std::ifstream("/boot/crankshaft/volume")) {
-        // init volume
-        QString vol=QString::number(configuration_->readFileContent("/boot/crankshaft/volume").toInt());
-        ui_->volumeValueLabel->setText(vol+"%");
-        ui_->horizontalSliderVolume->setValue(vol.toInt());
-    }
-
     // switch to old menu if set in settings
     if (!configuration->oldGUI()) {
         this->oldGUIStyle = false;
@@ -729,13 +719,6 @@ void f1x::openauto::autoapp::ui::MainWindow::on_horizontalSliderBrightness_value
     ui_->brightnessValueLabel->setText(bri);
 }
 
-void f1x::openauto::autoapp::ui::MainWindow::on_horizontalSliderVolume_valueChanged(int value)
-{
-    QString vol=QString::number(value);
-    ui_->volumeValueLabel->setText(vol+"%");
-    system(("/usr/local/bin/autoapp_helper setvolume " + std::to_string(value) + "&").c_str());
-}
-
 void f1x::openauto::autoapp::ui::MainWindow::updateAlpha()
 {
     int value = configuration_->getAlphaTrans();
@@ -915,19 +898,6 @@ void f1x::openauto::autoapp::ui::MainWindow::toggleExit()
     }
 }
 
-void f1x::openauto::autoapp::ui::MainWindow::toggleMuteButton()
-{
-    if (!this->toggleMute) {
-        ui_->pushButtonMute->hide();
-        ui_->pushButtonUnMute->show();
-        this->toggleMute = true;
-    } else {
-        ui_->pushButtonUnMute->hide();
-        ui_->pushButtonMute->show();
-        this->toggleMute = false;
-    }
-}
-
 void f1x::openauto::autoapp::ui::MainWindow::toggleGUI()
 {
     if (!this->oldGUIStyle) {
@@ -1105,12 +1075,6 @@ void f1x::openauto::autoapp::ui::MainWindow::on_horizontalSliderProgressPlayer_s
     player->setPosition(position);
 }
 
-void f1x::openauto::autoapp::ui::MainWindow::on_horizontalSliderVolumePlayer_sliderMoved(int position)
-{
-    player->setVolume(position);
-    ui_->volumeValueLabelPlayer->setText(QString::number(position) + "%");
-}
-
 void f1x::openauto::autoapp::ui::MainWindow::on_pushButtonList_clicked()
 {
     ui_->mp3selectWidget->show();
@@ -2047,14 +2011,12 @@ void f1x::openauto::autoapp::ui::MainWindow::tmpChanged()
             ui_->pushButtonBrightness->hide();
             ui_->pushButtonBrightness2->hide();
             ui_->BrightnessSliderControl->hide();
-            // also hide volume button if brightness hidden
         }
     } else {
         if (!this->lightsensor) {
             if ((ui_->pushButtonBrightness->isVisible() == false) || (ui_->pushButtonBrightness->isVisible() == false)) {
                 ui_->pushButtonBrightness->show();
                 ui_->pushButtonBrightness2->show();
-                // also show volume button if brightness visible
                 ui_->BrightnessSliderControl->hide();
             }
         }