diff --git a/shell/osd.h b/shell/osd.h
--- a/shell/osd.h
+++ b/shell/osd.h
@@ -42,6 +42,7 @@
     void brightnessChanged(int percent);
     void keyboardBrightnessChanged(int percent);
     void volumeChanged(int percent);
+    void microphoneVolumeChanged(int percent);
     void mediaPlayerVolumeChanged(int percent, const QString &playerName, const QString &playerIconName);
     void kbdLayoutChanged(const QString &layoutName);
     void virtualDesktopChanged(const QString &currentVirtualDesktopName);
diff --git a/shell/osd.cpp b/shell/osd.cpp
--- a/shell/osd.cpp
+++ b/shell/osd.cpp
@@ -86,6 +86,15 @@
     showProgress(icon, percent);
 }
 
+void Osd::microphoneVolumeChanged(int percent)
+{
+    if (percent == 0) {
+        showText(QStringLiteral("mic-off"), i18nc("OSD informing that the microphone is muted, keep short", "Microphone Muted"));
+    } else {
+        showProgress(QStringLiteral("mic-on"), percent);
+    }
+}
+
 void Osd::mediaPlayerVolumeChanged(int percent, const QString &playerName, const QString &playerIconName)
 {
     if (percent == 0) {