diff --git a/react/features/participants-pane/components/native/ParticipantsPaneButton.js b/react/features/participants-pane/components/native/ParticipantsPaneButton.js
index 66442698b..5573193ec 100644
--- a/react/features/participants-pane/components/native/ParticipantsPaneButton.js
+++ b/react/features/participants-pane/components/native/ParticipantsPaneButton.js
@@ -5,12 +5,8 @@ import type { Dispatch } from 'redux';
 import { openDialog } from '../../../base/dialog';
 import { translate } from '../../../base/i18n';
 import { IconParticipants } from '../../../base/icons';
-import { setActiveModalId } from '../../../base/modal';
 import { connect } from '../../../base/redux';
 import { AbstractButton, type AbstractButtonProps } from '../../../base/toolbox/components';
-import {
-    PARTICIPANTS_PANE_ID
-} from '../../../invite/constants';
 
 import { ParticipantsPane } from './';
 
@@ -39,7 +35,6 @@ class ParticipantsPaneButton extends AbstractButton<Props, *> {
      */
     _handleClick() {
         this.props.dispatch(openDialog(ParticipantsPane));
-        this.props.dispatch(setActiveModalId(PARTICIPANTS_PANE_ID));
     }
 }
 
diff --git a/react/features/participants-pane/components/web/LobbyParticipantList.js b/react/features/participants-pane/components/web/LobbyParticipantList.js
index 43ef071fb..bad4365ce 100644
--- a/react/features/participants-pane/components/web/LobbyParticipantList.js
+++ b/react/features/participants-pane/components/web/LobbyParticipantList.js
@@ -5,9 +5,9 @@ import React, { useCallback } from 'react';
 import { useTranslation } from 'react-i18next';
 import { useSelector, useDispatch } from 'react-redux';
 
+import { withPixelLineHeight } from '../../../base/styles/functions.web';
+import { admitMultiple } from '../../../lobby/actions.web';
 import { getLobbyState } from '../../../lobby/functions';
-import { withPixelLineHeight } from '../../base/styles/functions.web';
-import { admitMultiple } from '../../lobby/actions.web';
 
 import { LobbyParticipantItem } from './LobbyParticipantItem';
 
diff --git a/react/features/video-menu/actions.any.js b/react/features/video-menu/actions.any.js
index c89103243..1bb73c11f 100644
--- a/react/features/video-menu/actions.any.js
+++ b/react/features/video-menu/actions.any.js
@@ -23,8 +23,8 @@ import {
     getRemoteParticipants,
     muteRemoteParticipant
 } from '../base/participants';
+import { getIsParticipantAudioMuted } from '../base/tracks';
 import { setKnockingParticipantApproval } from '../lobby/actions';
-import { getLobbyState } from '../lobby/functions';
 
 declare var APP: Object;
 
@@ -112,12 +112,13 @@ export function muteAllParticipants(exclude: Array<string>, mediaType: MEDIA_TYP
 /**
  * Admit all knocking participants.
  *
+ * @param {Array<Object>} knockingParticipants - Array of participants waiting in lobby.
+ * @param {boolean} lobbyEnabled - Is lobby mode enabled.
+ *
  * @returns {Function}
  */
-export function admitAllKnockingParticipants() {
-    return (dispatch: Dispatch<any>, getState: Function) => {
-        const state = getState();
-        const { knockingParticipants, lobbyEnabled } = getLobbyState(state);
+export function admitAllKnockingParticipants(knockingParticipants: Array<Object>, lobbyEnabled: boolean) {
+    return (dispatch: Dispatch<any>) => {
         const knockingParticipantsIds = knockingParticipants.map(participant => participant.id);
 
         knockingParticipantsIds
@@ -125,3 +126,19 @@ export function admitAllKnockingParticipants() {
             .map(dispatch);
     };
 }
+
+
+/**
+ * Don't allow participants to unmute.
+ *
+ * @returns {Function}
+ */
+export function dontAllowUnmute() {
+    return (dispatch: Dispatch<any>, getState: Function) => {
+        const state = getState();
+        const participants = state['features/base/participants'];
+
+        participants
+            .map(p => !getIsParticipantAudioMuted(p) && setAudioMuted(true));
+    };
+}