diff --git a/react/features/base/tracks/reducer.js b/react/features/base/tracks/reducer.js
index 128d5812f..ad0af451a 100644
--- a/react/features/base/tracks/reducer.js
+++ b/react/features/base/tracks/reducer.js
@@ -14,10 +14,12 @@ import {
 } from './actionTypes';
 
 /**
- * @typedef {Object} Track
- * @property {(JitsiLocalTrack|JitsiRemoteTrack)} [jitsiTrack] - The associated
+ * Track type.
+ *
+ * @typedef {object} Track
+ * @property {JitsiLocalTrack|JitsiRemoteTrack} jitsiTrack - The associated
  * {@code JitsiTrack} instance. Optional for local tracks if those are still
- * being created (i.e. {@code getUserMedia} is still in progress).
+ * being created (ie {@code getUserMedia} is still in progress).
  * @property {Promise} [gumProcess] - If a local track is still being created,
  * it will have no {@code JitsiTrack}, but a {@code gumProcess} set to a
  * {@code Promise} with and extra {@code cancel()}.
diff --git a/react/features/remote-control/constants.js b/react/features/remote-control/constants.js
index c083dae3f..39b393d76 100644
--- a/react/features/remote-control/constants.js
+++ b/react/features/remote-control/constants.js
@@ -26,15 +26,18 @@ export const DISCO_REMOTE_CONTROL_FEATURE = 'http://jitsi.org/meet/remotecontrol
  * Supported by keydown and keyup types.
  * @property {PERMISSIONS_ACTIONS} action - Supported by type === permissions.
  * Represents the action related to the permissions event.
+ */
+
+/**
+ * Optional properties. Supported for permissions event for action === request.
  *
- * Optional properties. Supported for permissions event for action === request:
  * @property {string} userId - The user id of the participant that has sent the
  * request.
  * @property {string} userJID - The full JID in the MUC of the user that has
  * sent the request.
- * @property {string} displayName - the displayName of the participant that has
+ * @property {string} displayName - The displayName of the participant that has
  * sent the request.
- * @property {boolean} screenSharing - true if the SS is started for the local
+ * @property {boolean} screenSharing - True if the SS is started for the local
  * participant and false if not.
  */
 
diff --git a/react/features/speaker-stats/components/web/SpeakerStats.js b/react/features/speaker-stats/components/web/SpeakerStats.js
index acb4095ec..2b195baf8 100644
--- a/react/features/speaker-stats/components/web/SpeakerStats.js
+++ b/react/features/speaker-stats/components/web/SpeakerStats.js
@@ -20,7 +20,7 @@ type Props = {
 
     /**
      * The flag which shows if the facial recognition is enabled, obtained from the redux store.
-     * if enabled facial expressions are shown.
+     * If enabled facial expressions are shown.
      */
     _showFacialExpressions: boolean,
 
diff --git a/react/features/virtual-background/actions.js b/react/features/virtual-background/actions.js
index ddc007bf7..8334ae0fd 100644
--- a/react/features/virtual-background/actions.js
+++ b/react/features/virtual-background/actions.js
@@ -77,7 +77,7 @@ export function backgroundEnabled(backgroundEffectEnabled: boolean) {
  *
  * @returns {{
  *    type: VIRTUAL_BACKGROUND_TRACK_CHANGED
- *}}.
+ * }}
  */
 export function virtualBackgroundTrackChanged() {
     return {