function plt_hide_responsive_owl_carousel_menus() {
//Hide the "OWL carousel" menu.
remove_menu_page('owlc-gallery');
//Hide the "OWL carousel → Create Gallery" menu.
remove_submenu_page('owlc-gallery', 'owlc-gallery');
//Hide the "OWL carousel → Add Images" menu.
remove_submenu_page('owlc-gallery', 'owlc-images');
}
add_action('admin_menu', 'plt_hide_responsive_owl_carousel_menus', 11);