function plt_hide_wpmktgengine_menus() {
//Hide the "WPMKTGENGINE" menu.
remove_menu_page('WPMKTENGINELogin');
//Hide the "WPMKTGENGINE → Login" menu.
remove_submenu_page('WPMKTENGINELogin', 'WPMKTENGINELogin');
//Hide the "WPMKTGENGINE → Settings" menu.
remove_submenu_page('WPMKTENGINELogin', 'WPMKTENGINE');
}
add_action('admin_menu', 'plt_hide_wpmktgengine_menus', 11);