diff --git a/akka-bbb-apps/src/main/scala/org/bigbluebutton/LockSettingsUtil.scala b/akka-bbb-apps/src/main/scala/org/bigbluebutton/LockSettingsUtil.scala
index 69ddbf8e74..530cbe8b79 100755
--- a/akka-bbb-apps/src/main/scala/org/bigbluebutton/LockSettingsUtil.scala
+++ b/akka-bbb-apps/src/main/scala/org/bigbluebutton/LockSettingsUtil.scala
@@ -1,9 +1,10 @@
 package org.bigbluebutton
 
-import org.bigbluebutton.common2.msgs.{ BbbCommonEnvCoreMsg, BbbCoreEnvelope, BbbCoreHeaderWithMeetingId, MessageTypes, MuteUserInVoiceConfSysMsg, MuteUserInVoiceConfSysMsgBody, Routing }
+import org.bigbluebutton.common2.msgs.{ BbbCommonEnvCoreMsg, BbbCoreEnvelope, BbbCoreHeaderWithMeetingId, MessageTypes, Routing }
 import org.bigbluebutton.core.running.{ LiveMeeting, OutMsgRouter }
 import org.bigbluebutton.core2.{ MeetingStatus2x }
 import org.bigbluebutton.core.apps.webcam.CameraHdlrHelpers
+import org.bigbluebutton.core.apps.voice.VoiceApp
 import org.bigbluebutton.core.models.{
   Roles,
   Users2x,
@@ -16,19 +17,19 @@ import org.bigbluebutton.core.models.{
 
 object LockSettingsUtil {
 
-  private def muteUserInVoiceConf(liveMeeting: LiveMeeting, outGW: OutMsgRouter, vu: VoiceUserState, mute: Boolean): Unit = {
-    val routing = Routing.addMsgToClientRouting(MessageTypes.BROADCAST_TO_MEETING, liveMeeting.props.meetingProp.intId, vu.intId)
-    val envelope = BbbCoreEnvelope(MuteUserInVoiceConfSysMsg.NAME, routing)
-    val header = BbbCoreHeaderWithMeetingId(MuteUserInVoiceConfSysMsg.NAME, liveMeeting.props.meetingProp.intId)
-
-    val body = MuteUserInVoiceConfSysMsgBody(liveMeeting.props.voiceProp.voiceConf, vu.voiceUserId, mute)
-    val event = MuteUserInVoiceConfSysMsg(header, body)
-    val msgEvent = BbbCommonEnvCoreMsg(envelope, event)
-
-    outGW.send(msgEvent)
+  private def muteUserInVoiceConf(
+      liveMeeting: LiveMeeting,
+      outGW:       OutMsgRouter,
+      vu:          VoiceUserState, mute: Boolean
+  )(implicit context: akka.actor.ActorContext): Unit = {
+    VoiceApp.muteUserInVoiceConf(liveMeeting, outGW, vu.intId, mute)
   }
 
-  private def applyMutingOfUsers(disableMic: Boolean, liveMeeting: LiveMeeting, outGW: OutMsgRouter): Unit = {
+  private def applyMutingOfUsers(
+      disableMic:  Boolean,
+      liveMeeting: LiveMeeting,
+      outGW:       OutMsgRouter
+  )(implicit context: akka.actor.ActorContext): Unit = {
     VoiceUsers.findAll(liveMeeting.voiceUsers) foreach { vu =>
       Users2x.findWithIntId(liveMeeting.users2x, vu.intId).foreach { user =>
         if (user.role == Roles.VIEWER_ROLE && !vu.listenOnly && user.locked) {
@@ -44,12 +45,20 @@ object LockSettingsUtil {
     }
   }
 
-  def enforceLockSettingsForAllVoiceUsers(liveMeeting: LiveMeeting, outGW: OutMsgRouter): Unit = {
+  def enforceLockSettingsForAllVoiceUsers(
+      liveMeeting: LiveMeeting,
+      outGW:       OutMsgRouter
+  )(implicit context: akka.actor.ActorContext): Unit = {
     val permissions = MeetingStatus2x.getPermissions(liveMeeting.status)
     applyMutingOfUsers(permissions.disableMic, liveMeeting, outGW)
   }
 
-  def enforceLockSettingsForVoiceUser(voiceUser: VoiceUserState, liveMeeting: LiveMeeting, outGW: OutMsgRouter): Unit = {
+  def enforceLockSettingsForVoiceUser(
+      voiceUser:   VoiceUserState,
+      liveMeeting: LiveMeeting,
+      outGW:       OutMsgRouter
+  )(implicit context: akka.actor.ActorContext): Unit = {
+
     val permissions = MeetingStatus2x.getPermissions(liveMeeting.status)
     if (permissions.disableMic) {
       Users2x.findWithIntId(liveMeeting.users2x, voiceUser.intId).foreach { user =>
@@ -65,7 +74,11 @@ object LockSettingsUtil {
     }
   }
 
-  private def enforceListenOnlyUserIsMuted(intUserId: String, liveMeeting: LiveMeeting, outGW: OutMsgRouter): Unit = {
+  private def enforceListenOnlyUserIsMuted(
+      intUserId:   String,
+      liveMeeting: LiveMeeting,
+      outGW:       OutMsgRouter
+  )(implicit context: akka.actor.ActorContext): Unit = {
     val voiceUser = VoiceUsers.findWithIntId(liveMeeting.voiceUsers, intUserId)
     voiceUser.foreach { vu =>
       // Make sure that listen only user is muted. (ralam dec 6, 2019
diff --git a/akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/users/MuteUserCmdMsgHdlr.scala b/akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/users/MuteUserCmdMsgHdlr.scala
index d29f40d113..e383ce3ba5 100755
--- a/akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/users/MuteUserCmdMsgHdlr.scala
+++ b/akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/users/MuteUserCmdMsgHdlr.scala
@@ -2,6 +2,7 @@ package org.bigbluebutton.core.apps.users
 
 import org.bigbluebutton.common2.msgs.MuteUserCmdMsg
 import org.bigbluebutton.core.apps.{ PermissionCheck, RightsManagementTrait }
+import org.bigbluebutton.core.apps.voice.VoiceApp
 import org.bigbluebutton.core.models.{ Roles, Users2x, VoiceUsers }
 import org.bigbluebutton.core.running.{ LiveMeeting, OutMsgRouter }
 import org.bigbluebutton.core2.MeetingStatus2x
@@ -51,13 +52,12 @@ trait MuteUserCmdMsgHdlr extends RightsManagementTrait {
         } else {
           if (u.muted != msg.body.mute) {
             log.info("Send mute user request. meetingId=" + meetingId + " userId=" + u.intId + " user=" + u)
-            val event = MsgBuilder.buildMuteUserInVoiceConfSysMsg(
-              meetingId,
-              voiceConf,
-              u.voiceUserId,
+            VoiceApp.muteUserInVoiceConf(
+              liveMeeting,
+              outGW,
+              u.intId,
               msg.body.mute
             )
-            outGW.send(event)
           }
         }
       }
diff --git a/akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/voice/VoiceApp.scala b/akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/voice/VoiceApp.scala
index fa2bd08e2a..41e4704962 100755
--- a/akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/voice/VoiceApp.scala
+++ b/akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/voice/VoiceApp.scala
@@ -138,7 +138,7 @@ object VoiceApp extends SystemConfiguration {
 
       // If the user is muted or unmuted with an unheld channel, broadcast
       // the event right away.
-      // If the user is unmuted, but channel is held, we need to wait for the 
+      // If the user is unmuted, but channel is held, we need to wait for the
       // channel to be active again to broadcast the event. See
       // VoiceApp.handleChannelHoldChanged for this second case.
       if (muted || (!muted && !mutedUser.hold)) {
@@ -149,7 +149,6 @@ object VoiceApp extends SystemConfiguration {
           outGW
         )
       }
-
     }
   }
 
@@ -614,4 +613,48 @@ object VoiceApp extends SystemConfiguration {
       case _ =>
     }
   }
+
+  def muteUserInVoiceConf(
+    liveMeeting:  LiveMeeting,
+    outGW:        OutMsgRouter,
+    userId:       String,
+    muted:         Boolean
+  )(implicit context: akka.actor.ActorContext): Unit = {
+    for {
+      u <- VoiceUsers.findWithIntId(
+        liveMeeting.voiceUsers,
+        userId
+      )
+      } yield {
+        if (u.muted != muted) {
+          val muteEvent = MsgBuilder.buildMuteUserInVoiceConfSysMsg(
+            liveMeeting.props.meetingProp.intId,
+            liveMeeting.props.voiceProp.voiceConf,
+            u.voiceUserId,
+            muted
+          )
+
+          // If we're unmuting, trigger a channel unhold -> toggle listen only
+          // mode -> unmute
+          if (!muted) {
+            holdChannelInVoiceConf(
+              liveMeeting,
+              outGW,
+              u.uuid,
+              muted
+            )
+            toggleListenOnlyMode(
+              liveMeeting,
+              outGW,
+              u.intId,
+              u.callerNum,
+              muted,
+              0
+            )
+          }
+
+          outGW.send(muteEvent)
+        }
+      }
+  }
 }
diff --git a/akka-bbb-apps/src/main/scala/org/bigbluebutton/core2/message/handlers/MuteAllExceptPresentersCmdMsgHdlr.scala b/akka-bbb-apps/src/main/scala/org/bigbluebutton/core2/message/handlers/MuteAllExceptPresentersCmdMsgHdlr.scala
index 6f8f65e2fa..d10c404121 100755
--- a/akka-bbb-apps/src/main/scala/org/bigbluebutton/core2/message/handlers/MuteAllExceptPresentersCmdMsgHdlr.scala
+++ b/akka-bbb-apps/src/main/scala/org/bigbluebutton/core2/message/handlers/MuteAllExceptPresentersCmdMsgHdlr.scala
@@ -6,6 +6,7 @@ import org.bigbluebutton.core.running.{ MeetingActor, OutMsgRouter }
 import org.bigbluebutton.core2.MeetingStatus2x
 import org.bigbluebutton.core.apps.{ PermissionCheck, RightsManagementTrait }
 import org.bigbluebutton.core2.message.senders.{ MsgBuilder }
+import org.bigbluebutton.core.apps.voice.VoiceApp
 
 trait MuteAllExceptPresentersCmdMsgHdlr extends RightsManagementTrait {
   this: MeetingActor =>
@@ -57,8 +58,8 @@ trait MuteAllExceptPresentersCmdMsgHdlr extends RightsManagementTrait {
           VoiceUsers.findAll(liveMeeting.voiceUsers) foreach { vu =>
             if (!vu.listenOnly) {
               Users2x.findWithIntId(liveMeeting.users2x, vu.intId) match {
-                case Some(u) => if (!u.presenter) muteUserInVoiceConf(vu, muted)
-                case None    => muteUserInVoiceConf(vu, muted)
+                case Some(u) => if (!u.presenter) VoiceApp.muteUserInVoiceConf(liveMeeting, outGW, vu.intId, muted)
+                case None    => VoiceApp.muteUserInVoiceConf(liveMeeting, outGW, vu.intId, muted)
               }
             }
           }
@@ -82,17 +83,4 @@ trait MuteAllExceptPresentersCmdMsgHdlr extends RightsManagementTrait {
     BbbCommonEnvCoreMsg(envelope, event)
   }
 
-  def muteUserInVoiceConf(vu: VoiceUserState, mute: Boolean): Unit = {
-    val routing = Routing.addMsgToClientRouting(MessageTypes.BROADCAST_TO_MEETING, props.meetingProp.intId, vu.intId)
-    val envelope = BbbCoreEnvelope(MuteUserInVoiceConfSysMsg.NAME, routing)
-    val header = BbbCoreHeaderWithMeetingId(MuteUserInVoiceConfSysMsg.NAME, props.meetingProp.intId)
-
-    val body = MuteUserInVoiceConfSysMsgBody(props.voiceProp.voiceConf, vu.voiceUserId, mute)
-    val event = MuteUserInVoiceConfSysMsg(header, body)
-    val msgEvent = BbbCommonEnvCoreMsg(envelope, event)
-
-    outGW.send(msgEvent)
-
-  }
-
 }
diff --git a/akka-bbb-apps/src/main/scala/org/bigbluebutton/core2/message/handlers/MuteMeetingCmdMsgHdlr.scala b/akka-bbb-apps/src/main/scala/org/bigbluebutton/core2/message/handlers/MuteMeetingCmdMsgHdlr.scala
index cde43a7f5a..5ce1897427 100755
--- a/akka-bbb-apps/src/main/scala/org/bigbluebutton/core2/message/handlers/MuteMeetingCmdMsgHdlr.scala
+++ b/akka-bbb-apps/src/main/scala/org/bigbluebutton/core2/message/handlers/MuteMeetingCmdMsgHdlr.scala
@@ -6,6 +6,7 @@ import org.bigbluebutton.core.models.{ VoiceUserState, VoiceUsers }
 import org.bigbluebutton.core.running.{ MeetingActor, OutMsgRouter }
 import org.bigbluebutton.core2.MeetingStatus2x
 import org.bigbluebutton.core2.message.senders.{ MsgBuilder }
+import org.bigbluebutton.core.apps.voice.VoiceApp
 
 trait MuteMeetingCmdMsgHdlr extends RightsManagementTrait {
   this: MeetingActor =>
@@ -30,19 +31,6 @@ trait MuteMeetingCmdMsgHdlr extends RightsManagementTrait {
         BbbCommonEnvCoreMsg(envelope, event)
       }
 
-      def muteUserInVoiceConf(vu: VoiceUserState, mute: Boolean): Unit = {
-        val routing = Routing.addMsgToClientRouting(MessageTypes.BROADCAST_TO_MEETING, props.meetingProp.intId, vu.intId)
-        val envelope = BbbCoreEnvelope(MuteUserInVoiceConfSysMsg.NAME, routing)
-        val header = BbbCoreHeaderWithMeetingId(MuteUserInVoiceConfSysMsg.NAME, props.meetingProp.intId)
-
-        val body = MuteUserInVoiceConfSysMsgBody(props.voiceProp.voiceConf, vu.voiceUserId, mute)
-        val event = MuteUserInVoiceConfSysMsg(header, body)
-        val msgEvent = BbbCommonEnvCoreMsg(envelope, event)
-
-        outGW.send(msgEvent)
-
-      }
-
       if (msg.body.mute != MeetingStatus2x.isMeetingMuted(liveMeeting.status)) {
         if (msg.body.mute) {
           val notifyEvent = MsgBuilder.buildNotifyAllInMeetingEvtMsg(
@@ -79,7 +67,7 @@ trait MuteMeetingCmdMsgHdlr extends RightsManagementTrait {
         if (muted) {
           VoiceUsers.findAll(liveMeeting.voiceUsers) foreach { vu =>
             if (!vu.listenOnly) {
-              muteUserInVoiceConf(vu, muted)
+              VoiceApp.muteUserInVoiceConf(liveMeeting, outGW, vu.intId, muted)
             }
           }
         }