View file PF.Base/module/captcha/include/component/controller/admincp/index.class.php

<?php
defined('PHPFOX') or exit('NO DICE!');

/**
 * @author Neil <neil@phpfox.com>
 * Class Captcha_Component_Controller_Index
 */
class Captcha_Component_Controller_Admincp_Index extends Phpfox_Component
{
    public function process()
    {
        $this->url()->send('admincp.setting.edit', ['module-id' => 'captcha']);
    }
}