diff --git a/includes/core/um-actions-profile.php b/includes/core/um-actions-profile.php
index febbb555..1376c69a 100644
--- a/includes/core/um-actions-profile.php
+++ b/includes/core/um-actions-profile.php
@@ -1,38 +1,38 @@
-<?php if ( ! defined( 'ABSPATH' ) ) {
+<?php
+if ( ! defined( 'ABSPATH' ) ) {
 	exit;
-} // Exit if accessed directly
-
+}
 
 /**
- * Um_profile_content_{main_tab}
+ * It renders the content of main profile tab.
  *
- * @param $args
+ * @param array $args
  */
 function um_profile_content_main( $args ) {
-
 	if ( ! array_key_exists( 'mode', $args ) ) {
 		return;
 	}
 	$mode = $args['mode'];
 
-	if ( ! UM()->options()->get( 'profile_tab_main' ) && ! isset( $_REQUEST['um_action'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+	// phpcs:ignore WordPress.Security.NonceVerification -- $_REQUEST is used for echo only
+	if ( ! isset( $_REQUEST['um_action'] ) && ! UM()->options()->get( 'profile_tab_main' ) ) {
 		return;
 	}
 
 	/**
-	 * Filters check user can view profile
+	 * Filters user's ability to view a profile
 	 *
-	 * @since 2.0
+	 * @since 1.3.x
 	 * @hook  um_profile_can_view_main
 	 *
-	 * @param {int}  $can_view Can view profile.
-	 * @param {int}  $user_id  User ID.
+	 * @param {int} $can_view   Can view profile. It's -1 by default.
+	 * @param {int} $profile_id User Profile ID.
 	 *
-	 * @return {int} Can view profile.
+	 * @return {int} Can view profile. Set it to -1 for displaying and vice versa to hide.
 	 *
-	 * @example <caption>Can view profile.</caption>
-	 * function my_profile_can_view_main( $can_view, $user_id ) {
-	 *     // your code here
+	 * @example <caption>Make profile hidden.</caption>
+	 * function my_profile_can_view_main( $can_view, $profile_id ) {
+	 *     $can_view = 1; // make profile hidden.
 	 *     return $can_view;
 	 * }
 	 * add_filter( 'um_profile_can_view_main', 'my_profile_can_view_main', 10, 2 );
@@ -41,98 +41,129 @@ function um_profile_content_main( $args ) {
 
 	if ( -1 === (int) $can_view ) {
 		/**
-		 * Fires before form.
+		 * Fires before UM Form content.
 		 *
-		 * @since 2.0
+		 * @since 1.3.x
 		 * @hook  um_before_form
 		 *
-		 * @param {array} $args Profile form shortcode arguments.
+		 * @param {array} $args UM Form shortcode arguments.
 		 *
-		 * @example <caption>Make any custom action before form.</caption>
+		 * @example <caption>Make any custom action before UM form.</caption>
 		 * function my_before_form( $args ) {
 		 *     // your code here
 		 * }
-		 * add_action( 'um_before_form', 'my_before_form', 10, 1 );
+		 * add_action( 'um_before_form', 'my_before_form' );
 		 */
 		do_action( 'um_before_form', $args );
-
 		/**
-		 * Fires before profile form fields.
+		 * Fires before UM Form fields.
 		 *
-		 * @since 2.0
+		 * Note: $mode can be equals to 'login', 'profile', 'register'.
+		 *
+		 * @since 1.3.x
 		 * @hook  um_before_{$mode}_fields
 		 *
-		 * @param {array} $args Profile form shortcode arguments.
+		 * @param {array} $args UM Form shortcode arguments.
 		 *
-		 * @example <caption>Make any custom action before fields.</caption>
-		 * function my_before_fields( $args ) {
+		 * @example <caption>Make any custom action before UM Profile form fields.</caption>
+		 * function my_before_profile_fields( $args ) {
 		 *     // your code here
 		 * }
-		 * add_action( 'um_before_{$mode}_fields', 'my_before_fields', 10, 1 );
+		 * add_action( 'um_before_profile_fields', 'my_before_profile_fields' );
+		 * @example <caption>Make any custom action before UM Login form fields.</caption>
+		 * function my_before_login_fields( $args ) {
+		 *     // your code here
+		 * }
+		 * add_action( 'um_before_login_fields', 'my_before_login_fields' );
+		 * @example <caption>Make any custom action before UM Register form fields.</caption>
+		 * function my_before_register_fields( $args ) {
+		 *     // your code here
+		 * }
+		 * add_action( 'um_before_register_fields', 'my_before_register_fields' );
 		 */
 		do_action( "um_before_{$mode}_fields", $args );
-
 		/**
-		 * Fires before login form fields.
+		 * Fires for rendering UM Form fields.
 		 *
-		 * @since 2.0
+		 * Note: $mode can be equals to 'login', 'profile', 'register'.
+		 *
+		 * @since 1.3.x
 		 * @hook  um_main_{$mode}_fields
 		 *
-		 * @param {array} $args Login form shortcode arguments.
+		 * @param {array} $args UM Form shortcode arguments.
 		 *
-		 * @example <caption>Make any custom action before login form fields.</caption>
-		 * function my_before_form( $args ) {
+		 * @example <caption>Make any custom action when profile form fields are rendered.</caption>
+		 * function my_main_profile_fields( $args ) {
 		 *     // your code here
 		 * }
-		 * add_action( 'um_main_{$mode}_fields', 'my_before_form', 10, 1 );
+		 * add_action( 'um_main_profile_fields', 'my_main_profile_fields' );
+		 * @example <caption>Make any custom action when login form fields are rendered.</caption>
+		 * function my_main_login_fields( $args ) {
+		 *     // your code here
+		 * }
+		 * add_action( 'um_main_login_fields', 'my_main_login_fields' );
+		 * @example <caption>Make any custom action when register form fields are rendered.</caption>
+		 * function my_main_register_fields( $args ) {
+		 *     // your code here
+		 * }
+		 * add_action( 'um_main_register_fields', 'my_main_register_fields' );
 		 */
 		do_action( "um_main_{$mode}_fields", $args );
-
 		/**
-		 * Fires after login form fields.
+		 * Fires after UM Form fields.
 		 *
-		 * @since 2.0
+		 * @since 1.3.x
 		 * @hook  um_after_form_fields
 		 *
-		 * @param {array} $args Login form shortcode arguments.
+		 * @param {array} $args UM Form shortcode arguments.
 		 *
-		 * @example <caption>Make any custom action after login form fields.</caption>
+		 * @example <caption>Make any custom action after UM Form fields.</caption>
 		 * function my_after_form_fields( $args ) {
 		 *     // your code here
 		 * }
-		 * add_action( 'um_after_form_fields', 'my_after_form_fields', 10, 1 );
+		 * add_action( 'um_after_form_fields', 'my_after_form_fields' );
 		 */
 		do_action( 'um_after_form_fields', $args );
-
 		/**
-		 * Fires after profile form fields.
+		 * Fires after UM Form fields.
 		 *
-		 * @since 2.0
+		 * Note: $mode can be equals to 'login', 'profile', 'register'.
+		 *
+		 * @since 1.3.x
 		 * @hook  um_after_{$mode}_fields
 		 *
-		 * @param {array} $args Profile form shortcode arguments.
+		 * @param {array} $args UM Form shortcode arguments.
 		 *
 		 * @example <caption>Make any custom action after profile form fields.</caption>
-		 * function my_after_form_fields( $args ) {
+		 * function my_after_profile_fields( $args ) {
 		 *     // your code here
 		 * }
-		 * add_action( 'um_after_{$mode}_fields', 'my_after_form_fields', 10, 1 );
+		 * add_action( 'um_after_profile_fields', 'my_after_profile_fields' );
+		 * @example <caption>Make any custom action after login form fields.</caption>
+		 * function my_after_login_fields( $args ) {
+		 *     // your code here
+		 * }
+		 * add_action( 'um_after_login_fields', 'my_after_login_fields' );
+		 * @example <caption>Make any custom action after register form fields.</caption>
+		 * function my_after_register_fields( $args ) {
+		 *     // your code here
+		 * }
+		 * add_action( 'um_after_register_fields', 'my_after_register_fields' );
 		 */
 		do_action( "um_after_{$mode}_fields", $args );
-
 		/**
-		 * Fires after profile form fields.
+		 * Fires after UM Form content.
 		 *
-		 * @since 2.0
-		 * @hook  my_after_form
+		 * @since 1.3.x
+		 * @hook  um_after_form
 		 *
-		 * @param {array} $args Profile form shortcode arguments.
+		 * @param {array} $args UM Form shortcode arguments.
 		 *
-		 * @example <caption>Make any custom action after profile form fields.</caption>
+		 * @example <caption>Make any custom action after UM Form content.</caption>
 		 * function my_after_form( $args ) {
 		 *     // your code here
 		 * }
-		 * add_action( 'my_after_form', 'my_after_form', 10, 1 );
+		 * add_action( 'um_after_form', 'my_after_form' );
 		 */
 		do_action( 'um_after_form', $args );
 
@@ -149,7 +180,6 @@ function um_profile_content_main( $args ) {
 }
 add_action( 'um_profile_content_main', 'um_profile_content_main' );
 
-
 /**
  * Update user's profile
  *