Inpsyde\MultilingualPress\Module\ModuleManager::register_module PHP Метод

    public function register_module(Module $module);

 /**
  * Registers the module at the module manager.
  *
  * @since 3.0.0
  *
  * @param ModuleManager $module_manager Module manager object.
  *
  * @return bool Whether or not the module was registerd successfully AND has been activated.
  */
 public function register_module(ModuleManager $module_manager)
 {
     global $wp_version;
     if (version_compare($wp_version, '4.7.0', '>=')) {
         return false;
     }
     return $module_manager->register_module(new Module('user_admin_language', ['description' => __('Let each user choose a preferred language for the back end of all connected sites. This does not affect the front end.', 'multilingual-press'), 'name' => __('User Admin Language', 'multilingual-press'), 'active' => false]));
 }