diff --git a/plugins/sound/sounddeviceswidget.cpp b/plugins/sound/sounddeviceswidget.cpp
index 7557b6511..907b25d00 100644
--- a/plugins/sound/sounddeviceswidget.cpp
+++ b/plugins/sound/sounddeviceswidget.cpp
@@ -168,14 +168,14 @@ void SoundDevicesWidget::onAudioDevicesChanged()
 
 void SoundDevicesWidget::initConnection()
 {
-    connect(m_audioSink, &DBusSink::VolumeChanged, m_sliderContainer, &SliderContainer::updateSliderValue);
+    connect(m_audioSink, &DBusSink::VolumeChanged, this, [ = ](double value) { m_sliderContainer->updateSliderValue(value * 100); });
     connect(m_volumeModel, &DBusAudio::DefaultSinkChanged, this, &SoundDevicesWidget::onDefaultSinkChanged);
     connect(m_delegate, &SettingDelegate::selectIndexChanged, this, &SoundDevicesWidget::onSelectIndexChanged);
     connect(m_volumeModel, &DBusAudio::PortEnabledChanged, this, &SoundDevicesWidget::onAudioDevicesChanged);
     connect(m_volumeModel, &DBusAudio::CardsWithoutUnavailableChanged, this, &SoundDevicesWidget::onAudioDevicesChanged);
 
     connect(m_sliderContainer, &SliderContainer::sliderValueChanged, this, [ this ](int value) {
-        m_audioSink->SetVolume(value, true);
+        m_audioSink->SetVolume(value * 0.01, true);
     });
 }
 
diff --git a/plugins/sound/soundplugin.cpp b/plugins/sound/soundplugin.cpp
index c2c8be211..5e97e5f01 100644
--- a/plugins/sound/soundplugin.cpp
+++ b/plugins/sound/soundplugin.cpp
@@ -101,9 +101,9 @@ QWidget *SoundPlugin::itemTipsWidget(const QString &itemKey)
 
 QWidget *SoundPlugin::itemPopupApplet(const QString &itemKey)
 {
-    if (itemKey == SOUND_KEY) {
+    if (itemKey == SOUND_KEY)
         return m_soundItem->popupApplet();
-    }
+
     if (itemKey == QUICK_ITEM_KEY)
         return m_soundDeviceWidget.data();
 
diff --git a/plugins/sound/soundwidget.cpp b/plugins/sound/soundwidget.cpp
index 3f6fbfbac..df3f6f0ae 100644
--- a/plugins/sound/soundwidget.cpp
+++ b/plugins/sound/soundwidget.cpp
@@ -80,7 +80,7 @@ void SoundWidget::initUi()
 
 void SoundWidget::initConnection()
 {
-    connect(m_defaultSink, &DBusSink::VolumeChanged, m_sliderContainer, &SliderContainer::updateSliderValue);
+    connect(m_defaultSink, &DBusSink::VolumeChanged, this, [ this ](double value) { m_sliderContainer->updateSliderValue(value * 100); });
 
     connect(m_dbusAudio, &DBusAudio::DefaultSinkChanged, this, [ this ](const QDBusObjectPath &value) {
         if (m_defaultSink)
@@ -92,7 +92,7 @@ void SoundWidget::initConnection()
     });
 
     connect(m_sliderContainer, &SliderContainer::sliderValueChanged, this, [ this ](int value) {
-        m_defaultSink->SetVolume(value, true);
+        m_defaultSink->SetVolume(value * 0.01, true);
     });
 
     connect(m_defaultSink, &DBusSink::MuteChanged, this, [ this ] {