diff --git a/react/features/room-lock/actions.js b/react/features/room-lock/actions.js
index 9b340398e..a331d5d23 100644
--- a/react/features/room-lock/actions.js
+++ b/react/features/room-lock/actions.js
@@ -1,6 +1,11 @@
 // @flow
 
-import { setPassword } from '../base/conference';
+import { appNavigate } from '../app';
+import {
+    conferenceLeft,
+    JITSI_CONFERENCE_URL_KEY,
+    setPassword
+} from '../base/conference';
 import { hideDialog, openDialog } from '../base/dialog';
 import { PasswordRequiredPrompt, RoomLockPrompt } from './components';
 
@@ -23,6 +28,38 @@ export function beginRoomLockRequest(conference: ?Object) {
     };
 }
 
+/**
+ * Cancels a prompt for a password to join a specific conference/room.
+ *
+ * @param {JitsiConference} conference - The {@code JitsiConference} requesting
+ * the password to join.
+ * @protected
+ * @returns {Function}
+ */
+export function _cancelPasswordRequiredPrompt(conference: Object) {
+    return (dispatch: Dispatch<*>, getState: Function) => {
+        // Canceling PasswordRequiredPrompt is to navigate the app/user to
+        // WelcomePage. In other words, the canceling invalidates the
+        // locationURL. Make sure that the canceling indeed has the intent to
+        // invalidate the locationURL.
+        const state = getState();
+
+        if (conference === state['features/base/conference'].passwordRequired
+                && conference[JITSI_CONFERENCE_URL_KEY]
+                    === state['features/base/connection'].locationURL) {
+            // XXX The error associated with CONFERENCE_FAILED was marked as
+            // recoverable by the feature room-lock and, consequently,
+            // recoverable-aware features such as mobile's external-api did not
+            // deliver the CONFERENCE_FAILED to the SDK clients/consumers. Since
+            // the app/user is going to nativate to WelcomePage, the SDK
+            // clients/consumers need an event.
+            dispatch(conferenceLeft(conference));
+
+            dispatch(appNavigate(undefined));
+        }
+    };
+}
+
 /**
  * Ends a (user) request to lock a specific conference/room.
  *
@@ -47,10 +84,10 @@ export function endRoomLockRequest(
 }
 
 /**
- * Begins a request to enter password for a specific conference/room.
+ * Begins a prompt for a password to join a specific conference/room.
  *
- * @param {JitsiConference} conference - The JitsiConference
- * requesting password.
+ * @param {JitsiConference} conference - The {@code JitsiConference}
+ * requesting the password to join.
  * @protected
  * @returns {{
  *     type: OPEN_DIALOG,
diff --git a/react/features/room-lock/components/PasswordRequiredPrompt.native.js b/react/features/room-lock/components/PasswordRequiredPrompt.native.js
index 8abf022b8..5f5b51428 100644
--- a/react/features/room-lock/components/PasswordRequiredPrompt.native.js
+++ b/react/features/room-lock/components/PasswordRequiredPrompt.native.js
@@ -4,10 +4,11 @@ import PropTypes from 'prop-types';
 import React, { Component } from 'react';
 import { connect } from 'react-redux';
 
-import { appNavigate } from '../../app';
 import { setPassword } from '../../base/conference';
 import { Dialog } from '../../base/dialog';
 
+import { _cancelPasswordRequiredPrompt } from '../actions';
+
 /**
  * {@code PasswordRequiredPrompt}'s React {@code Component} prop types.
  */
@@ -87,7 +88,8 @@ class PasswordRequiredPrompt extends Component {
      * otherwise, {@code false}.
      */
     _onCancel() {
-        this.props.dispatch(appNavigate(undefined));
+        this.props.dispatch(
+            _cancelPasswordRequiredPrompt(this.props.conference));
 
         return true;
     }