If you live on the bleeding edge, you can use versions of scripts other than the built-in ones. Using a newer jQuery version is common (though not necessarily good) practice, which can be done in the following way. function my_scripts_method() { wp_deregister_script( ‘jquery’ ); wp_register_script( ‘jquery’, get_template_directory_uri() . ‘/js/jquery-new.js’); wp_enqueue_script( ‘jquery’ ); } add_action(‘wp_enqueue_scripts’, ‘my_scripts_method’); […]