^^&&^^

Edit File: class_fma_lang.php

<?php
/*
@package: File Manager Advanced
@Class: fma_admin_menus
*/
if(class_exists('class_fma_adv_lang')) {
    return;
}
class class_fma_adv_lang {
// available in elfinder
      public function locales() {
          $locales =  array('English'=>'en',
                          'Arabic'=>'ar',
                          'Bulgarian' => 'bg',
                          'Catalan' => 'ca',
                          'Czech' => 'cs',
                          'Danish' => 'da',
                          'German' => 'de',
                          'Greek' => 'el',
                          'Español' => 'es',
                          'Persian-Farsi' => 'fa',
                          'Faroese translation' => 'fo',
                          'French' => 'fr',
                          'Hebrew' => 'he',
                          'hr' => 'hr',
                          'magyar' => 'hu',
                          'Indonesian' => 'id',
                          'Italiano' => 'it',
                          'Japanese' => 'ja',
                          'Korean' => 'ko',
                          'Dutch' => 'nl',
                          'Norwegian' => 'no',
                          'Polski' => 'pl',
                          'Português' => 'pt_BR',
                          'Română' => 'ro',
                          'Russian' => 'ru',
                          'Slovak' => 'sk',
                          'Slovenian' => 'sl',
                          'Serbian' => 'sr',
                          'Swedish' => 'sv',
                          'Türkçe' => 'tr',
                          'Uyghur' => 'ug_CN',
                          'Ukrainian' => 'uk',
                          'Vietnamese' => 'vi',
                          'Simplified Chinese' => 'zh_CN',
                          'Traditional Chinese' => 'zh_TW',
                          );
          return $locales;
      }
}