nav menu for filter
if ( ! function_exists( 'custom_navigation_menus' ) ) { // Register Navigation Menus function custom_navigation_menus() { $locations = array( 'filter_cpt_procedimientos' => __( 'creado para colocar filtros para cpt procedimientos', 'text_domain' ), ); register_nav_menus( $locations ); } add_action( 'init', 'custom_navigation_menus' ); }