diff --git a/core/java/android/app/INotificationManager.aidl b/core/java/android/app/INotificationManager.aidl
index e57738fbbfdd2..9f51db88e7dc6 100644
--- a/core/java/android/app/INotificationManager.aidl
+++ b/core/java/android/app/INotificationManager.aidl
@@ -108,6 +108,8 @@ interface INotificationManager
     ParceledListSlice getNotificationChannelsBypassingDnd(String pkg, int userId);
     boolean isPackagePaused(String pkg);
 
+    void silenceNotificationSound();
+
     // TODO: Remove this when callers have been migrated to the equivalent
     // INotificationListener method.
     @UnsupportedAppUsage
diff --git a/core/java/android/app/NotificationManager.java b/core/java/android/app/NotificationManager.java
index dd39376f80caa..b13a34faab6be 100644
--- a/core/java/android/app/NotificationManager.java
+++ b/core/java/android/app/NotificationManager.java
@@ -1094,6 +1094,25 @@ public class NotificationManager {
         }
     }
 
+    /**
+     * Silences the current notification sound, if ones currently playing.
+     * <p>
+     * It is intended to handle use-cases such as silencing a ringing call
+     * when the user presses the volume button during ringing.
+     * <p>
+     * If this method is called prior to when the notification begins playing, the sound will not be
+     * silenced.  As such it is not intended as a means to avoid playing of a sound.
+     * @hide
+     */
+    public void silenceNotificationSound() {
+        INotificationManager service = getService();
+        try {
+            service.silenceNotificationSound();
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
     /**
      * Returns whether notifications from this package are temporarily hidden. This
      * could be done because the package was marked as distracting to the user via
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index 595273f0e195d..81e0ae25dec04 100644
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -2404,6 +2404,13 @@ public class NotificationManagerService extends SystemService {
                     REASON_APP_CANCEL_ALL, null);
         }
 
+        @Override
+        public void silenceNotificationSound() {
+            checkCallerIsSystem();
+
+            mNotificationDelegate.clearEffects();
+        }
+
         @Override
         public void setNotificationsEnabledForPackage(String pkg, int uid, boolean enabled) {
             enforceSystemOrSystemUI("setNotificationsEnabledForPackage");
diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
index 21b13fe234e0c..48056b47e1bd6 100644
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -107,6 +107,7 @@ import android.app.ActivityManagerInternal;
 import android.app.ActivityTaskManager;
 import android.app.AppOpsManager;
 import android.app.IUiModeManager;
+import android.app.NotificationManager;
 import android.app.ProgressDialog;
 import android.app.SearchManager;
 import android.app.UiModeManager;
@@ -2572,6 +2573,10 @@ public class PhoneWindowManager implements WindowManagerPolicy {
         return (TelecomManager) mContext.getSystemService(Context.TELECOM_SERVICE);
     }
 
+    NotificationManager getNotificationService() {
+        return mContext.getSystemService(NotificationManager.class);
+    }
+
     static IAudioService getAudioService() {
         IAudioService audioService = IAudioService.Stub.asInterface(
                 ServiceManager.checkService(Context.AUDIO_SERVICE));
@@ -3806,6 +3811,11 @@ public class PhoneWindowManager implements WindowManagerPolicy {
                 if (down) {
                     sendSystemKeyToStatusBarAsync(event.getKeyCode());
 
+                    NotificationManager nm = getNotificationService();
+                    if (nm != null && !mHandleVolumeKeysInWM) {
+                        nm.silenceNotificationSound();
+                    }
+
                     TelecomManager telecomManager = getTelecommService();
                     if (telecomManager != null && !mHandleVolumeKeysInWM) {
                         // When {@link #mHandleVolumeKeysInWM} is set, volume key events