DedeV6/src/templets/plus/plus_footer.htm

<footer class="bg-success mt-3">
    <div class="copyright py-5">
        <p class="text-center">
            Powered by <a href="https://www.dedebiz.com" title="DedeCMSV6内容管理系统--国内专业的PHP网站管理系统，轻松建站的首选利器。" target="_blank"><strong>DedeCMS<?php echo $cfg_version;?></strong></a> &copy; 2020 <a href="https://www.dedebiz.com" target="_blank" title="DedeBIZ商业技术支持，提供更专业强大的站点应用开发技术">DedeBIZ技术支持</a><br />
            <?php echo $cfg_powerby;?>&nbsp;&nbsp;<?php echo $cfg_beian;?>
        </p>
    </div>
</footer>
<!-- /footer -->
<div class="scroll-top">
    <button onclick="gotop()" id="btnScrollTop" title="返回顶部">
        <i class="fa fa-chevron-up" aria-hidden="true"></i>
    </button>
</div>
<!-- /.scroll-top -->

<script src="<?php echo $cfg_cmsurl;?>/static/js/popper.min.js"></script>
<script src="<?php echo $cfg_cmsurl;?>/static/js/bootstrap.bundle.js"></script>
<script src="<?php echo $cfg_cmsurl;?>/static/js/dede.js"></script>