function plt_hide_virtuous_menus() {
//Hide the "Virtuous" menu.
remove_menu_page('virtuous/admin/api-settings.php');
//Hide the "Virtuous → API Settings" menu.
remove_submenu_page('virtuous/admin/api-settings.php', 'virtuous/admin/api-settings.php');
//Hide the "Virtuous → Project Settings" menu.
remove_submenu_page('virtuous/admin/api-settings.php', 'virtuous/admin/project-settings.php');
}
add_action('admin_menu', 'plt_hide_virtuous_menus', 11);