diff --git a/class/class-mainwp-backup.php b/class/class-mainwp-backup.php
index 6fe6f31..e46674d 100644
--- a/class/class-mainwp-backup.php
+++ b/class/class-mainwp-backup.php
@@ -91,7 +91,7 @@ class MainWP_Backup {
 		$this->timeout = 20 * 60 * 60;
 		$mem           = '512M';
 		MainWP_Helper::set_limit( $this->timeout, $mem );
-		
+
 		if ( null !== $this->archiver ) {
 			$success = $this->archiver->create_full_backup( $filepath, $excludes, $addConfig, $includeCoreFiles, $excludezip, $excludenonwp, $append );
 		} elseif ( $this->check_zip_support() ) {
@@ -113,7 +113,7 @@ class MainWP_Backup {
 		$this->timeout = 20 * 60 * 60;
 		$mem           = '512M';
 		MainWP_Helper::set_limit( $this->timeout, $mem );
-		
+
 		if ( ! is_array( $files ) ) {
 			$files = array( $files );
 		}
@@ -622,11 +622,11 @@ class MainWP_Backup {
 	}
 
 	public function create_backup_db( $filepath_prefix, $archiveExt = false, &$archiver = null ) {
-		
+
 		$timeout = 20 * 60 * 60;
-		$mem = '512M';
+		$mem     = '512M';
 		MainWP_Helper::set_limit( $timeout, $mem );
-		
+
 		/** @var $wpdb wpdb */
 		global $wpdb;
 
diff --git a/class/class-mainwp-child-callable.php b/class/class-mainwp-child-callable.php
index cc4eb53..f77b571 100644
--- a/class/class-mainwp-child-callable.php
+++ b/class/class-mainwp-child-callable.php
@@ -99,15 +99,15 @@ class MainWP_Child_Callable {
 	}
 
 	public function init_call_functions( $auth = false ) {
-		$callable  = false;
+		$callable         = false;
 		$callable_no_auth = false;
-		$call_func = false;
+		$call_func        = false;
 
 		// check to execute mainwp child's callable functions.
-		if ( isset( $_POST['function'] ) ) {			
-			$call_func     = $_POST['function'];
-			$callable = $this->is_callable_function( $call_func ); // check callable func.			
-			$callable_no_auth = $this->is_callable_function_no_auth( $call_func ); // check callable no auth func.	
+		if ( isset( $_POST['function'] ) ) {
+			$call_func        = $_POST['function'];
+			$callable         = $this->is_callable_function( $call_func ); // check callable func.
+			$callable_no_auth = $this->is_callable_function_no_auth( $call_func ); // check callable no auth func.
 		}
 
 		// Call the function required.
@@ -580,9 +580,9 @@ class MainWP_Child_Callable {
 
 	public function backup( $pWrite = true ) {
 
-		$timeout = 20 * 60 * 60;		
+		$timeout = 20 * 60 * 60;
 		MainWP_Helper::set_limit( $timeout );
-		
+
 		MainWP_Helper::end_session();
 
 		// Cleanup pid files!
diff --git a/class/class-mainwp-child-stats.php b/class/class-mainwp-child-stats.php
index 816a43d..1f3a614 100644
--- a/class/class-mainwp-child-stats.php
+++ b/class/class-mainwp-child-stats.php
@@ -86,7 +86,7 @@ class MainWP_Child_Stats {
 		include_once ABSPATH . '/wp-admin/includes/update.php';
 
 		$timeout = 3 * 60 * 60;
-		MainWP_Helper::set_limit( $timeout );		
+		MainWP_Helper::set_limit( $timeout );
 
 		// Check for new versions.
 		$information['wp_updates'] = $this->stats_wp_update();
diff --git a/class/class-mainwp-child-wp-rocket.php b/class/class-mainwp-child-wp-rocket.php
index 0f2c3ab..40bd715 100644
--- a/class/class-mainwp-child-wp-rocket.php
+++ b/class/class-mainwp-child-wp-rocket.php
@@ -158,7 +158,7 @@ class MainWP_Child_WP_Rocket {
 		}
 	}
 
-	
+
 	/**
 	 * Credit to the : wp-filters-extras
 	 */
diff --git a/class/class-mainwp-child.php b/class/class-mainwp-child.php
index f14bf9e..8641036 100644
--- a/class/class-mainwp-child.php
+++ b/class/class-mainwp-child.php
@@ -36,12 +36,12 @@ class MainWP_Child {
 
 		add_action( 'template_redirect', array( $this, 'template_redirect' ) );
 		add_action( 'init', array( &$this, 'check_login' ), 1 );
-		add_action( 'init', array( &$this, 'parse_init' ), 9999 );		
+		add_action( 'init', array( &$this, 'parse_init' ), 9999 );
 		add_action( 'init', array( &$this, 'localization' ), 33 );
 		add_action( 'admin_init', array( &$this, 'admin_init' ) );
 		add_action( 'pre_current_active_plugins', array( MainWP_Child_Updates::get_instance(), 'detect_premium_themesplugins_updates' ) ); // to support detect premium plugins update.
 		add_action( 'core_upgrade_preamble', array( MainWP_Child_Updates::get_instance(), 'detect_premium_themesplugins_updates' ) ); // to support detect premium themes.
-		
+
 		MainWP_Pages::get_instance()->init();
 
 		if ( is_admin() ) {
@@ -57,7 +57,7 @@ class MainWP_Child {
 		MainWP_Child_Plugins_Check::instance();
 		MainWP_Child_Themes_Check::instance();
 		MainWP_Utility::instance()->run_saved_snippets();
-		
+
 		if ( ! get_option( 'mainwp_child_pubkey' ) ) {
 			MainWP_Child_Branding::instance()->save_branding_options( 'branding_disconnected', 'yes' );
 		}
@@ -348,14 +348,14 @@ class MainWP_Child {
 
 		// auth here.
 		$auth = MainWP_Connect::instance()->auth( isset( $_POST['mainwpsignature'] ) ? $_POST['mainwpsignature'] : '', isset( $_POST['function'] ) ? $_POST['function'] : '', isset( $_POST['nonce'] ) ? $_POST['nonce'] : '', isset( $_POST['nossl'] ) ? $_POST['nossl'] : 0 );
-		
+
 		// parse auth, if it is not correct actions then exit with message or return.
 		if ( ! MainWP_Connect::instance()->parse_init_auth( $auth ) ) {
 			return;
 		}
-		
+
 		$this->parse_init_extensions();
-		
+
 		global $_wp_submenu_nopriv;
 		if ( null === $_wp_submenu_nopriv ) {
 			$_wp_submenu_nopriv = array(); // phpcs:ignore -- to fix warning.
@@ -370,13 +370,13 @@ class MainWP_Child {
 	public function check_login() {
 		MainWP_Connect::instance()->check_login();
 	}
-	
+
 	public function admin_init() {
 		if ( MainWP_Helper::is_admin() && is_admin() ) {
 			MainWP_Clone::get()->init_ajax();
 		}
 	}
-	
+
 	private function parse_init_extensions() {
 		// Handle fatal errors for those init if needed.
 		MainWP_Child_Branding::instance()->branding_init();
diff --git a/class/class-mainwp-connect.php b/class/class-mainwp-connect.php
index 6c735da..f3f6f79 100644
--- a/class/class-mainwp-connect.php
+++ b/class/class-mainwp-connect.php
@@ -91,7 +91,7 @@ class MainWP_Connect {
 
 
 	public function parse_init_auth( $auth = false ) {
-		
+
 		if ( ! $auth && isset( $_POST['mainwpsignature'] ) ) { // with 'mainwpsignature' then need to callable functions.
 			MainWP_Helper::error( __( 'Authentication failed! Please deactivate & re-activate the MainWP Child plugin on this site and try again.', 'mainwp-child' ) );
 		}
@@ -116,7 +116,7 @@ class MainWP_Connect {
 					if ( $this->check_login_as( $_POST['alt_user'] ) ) {
 						$auth_user = $_POST['alt_user'];
 						// get alternative admin user.
-						$user      = get_user_by( 'login', $auth_user );
+						$user = get_user_by( 'login', $auth_user );
 					}
 				}
 
diff --git a/class/class-mainwp-helper.php b/class/class-mainwp-helper.php
index f70e485..c76d6af 100644
--- a/class/class-mainwp-helper.php
+++ b/class/class-mainwp-helper.php
@@ -1014,8 +1014,8 @@ class MainWP_Helper {
 			error_log( $msg ); // phpcs:ignore -- debug mode only.
 		}
 	}
-	
-	public static function set_limit( $timeout, $mem = false ){
+
+	public static function set_limit( $timeout, $mem = false ) {
 		// phpcs:disable
 		if ( ! empty( $mem ) ) {
 			ini_set( 'memory_limit', $mem );
diff --git a/class/class-mainwp-pages.php b/class/class-mainwp-pages.php
index 5f11750..4caa34f 100644
--- a/class/class-mainwp-pages.php
+++ b/class/class-mainwp-pages.php
@@ -3,14 +3,14 @@
 namespace MainWP\Child;
 
 class MainWP_Pages {
-	
+
 	protected static $instance = null;
-	
+
 	public static $subPages;
 	public static $subPagesLoaded = false;
-	
+
 	public static $brandingTitle = null;
-	
+
 	/**
 	 * Method get_class_name()
 	 *
@@ -23,9 +23,8 @@ class MainWP_Pages {
 	}
 
 	public function __construct() {
-		
 	}
-	
+
 	public static function get_instance() {
 		if ( null === self::$instance ) {
 			self::$instance = new self();
@@ -33,15 +32,15 @@ class MainWP_Pages {
 
 		return self::$instance;
 	}
-	
-	public function init(){
-		add_action( 'admin_menu', array( &$this, 'admin_menu' ) );		
-		add_action( 'admin_head', array( &$this, 'admin_head' ) );		
+
+	public function init() {
+		add_action( 'admin_menu', array( &$this, 'admin_menu' ) );
+		add_action( 'admin_head', array( &$this, 'admin_head' ) );
 		add_action( 'admin_notices', array( &$this, 'admin_notice' ) );
 		add_filter( 'plugin_row_meta', array( &$this, 'plugin_row_meta' ), 10, 2 );
 	}
-	
-	
+
+
 	public function admin_notice() {
 		// Admin Notice...
 		if ( ! get_option( 'mainwp_child_pubkey' ) && MainWP_Helper::is_admin() && is_admin() ) {
@@ -67,7 +66,7 @@ class MainWP_Pages {
 		}
 		MainWP_Child_Server_Information::show_warnings();
 	}
-	
+
 	public function admin_menu() {
 		$branding_opts      = MainWP_Child_Branding::instance()->get_branding_options();
 		$is_hide            = isset( $branding_opts['hide'] ) ? $branding_opts['hide'] : '';
@@ -173,7 +172,7 @@ class MainWP_Pages {
 			}
 		}
 	}
-	
+
 	public function plugin_row_meta( $plugin_meta, $plugin_file ) {
 		global $mainWPChild;
 		if ( $mainWPChild->plugin_slug !== $plugin_file ) {
@@ -489,5 +488,5 @@ class MainWP_Pages {
 		<?php
 	}
 
-	
+
 }
diff --git a/class/class-mainwp-utility.php b/class/class-mainwp-utility.php
index 1107074..2deb8db 100644
--- a/class/class-mainwp-utility.php
+++ b/class/class-mainwp-utility.php
@@ -142,7 +142,7 @@ class MainWP_Utility {
 		);
 	}
 
-	
+
 	/**
 	 * Handle fatal error for requests from the dashboard
 	 * mwp_action requests
@@ -163,7 +163,7 @@ class MainWP_Utility {
 			register_shutdown_function( 'handle_shutdown' );
 		}
 	}
-	
+
 	public function cron_active() {
 		if ( ! defined( 'DOING_CRON' ) || ! DOING_CRON ) {
 			return;
@@ -229,7 +229,7 @@ class MainWP_Utility {
 
 		return fclose( $handle );
 	}
-	
+
 	// $check_file_existed: to support checking if file existed.
 	// $parent_id: optional.
 	public static function upload_image( $img_url, $img_data = array(), $check_file_existed = false, $parent_id = 0 ) {