function plt_hide_daves_wordpress_live_search_menus() {
//Hide the "Settings → Live Search" menu.
remove_submenu_page('options-general.php', 'daves-wordpress-live-search/class-daves-wordpress-live-search.php');
}
add_action('admin_menu', 'plt_hide_daves_wordpress_live_search_menus', 11);