if ( is_post_type_archive( 'course' ) || $query->get( 'page_id' ) == llms_get_page_id( 'courses' ) || is_tax( array( 'course_cat', 'course_tag', 'course_difficulty', 'course_track' ) ) ) {

                $query->set( 'posts_per_page', get_option( 'lifterlms_shop_courses_per_page', 10 ) );

                $sorting = explode( ',', get_option( 'lifterlms_shop_ordering', 'menu_order,ASC' ) );