diff --git a/source/_posts/Hexo.md b/source/_posts/Hexo.md
index fd5e13e..e40933e 100644
--- a/source/_posts/Hexo.md
+++ b/source/_posts/Hexo.md
@@ -52,6 +52,8 @@ hexo new [layout] <title>
 
 新建一篇文章。如果没有设置 `layout` 的话，默认使用 [_config.yml](https://hexo.io/zh-cn/docs/configuration) 中的 `default_layout` 参数代替。如果标题包含空格的话，请使用引号括起来。
 
+# Butterfly 主题
+
 ## 鼠标样式修改
 
 1. 在\themes\butterfly\source\css路径下创建一个mouse.css文件，在文件中添加如下代码：
@@ -79,3 +81,43 @@ hexo new [layout] <title>
    
 
 3. 重新部署，即可看到效果
+
+## 增加网站备案信息
+
+找到`themes/butterfly/layout/includes/footer.pug`文件
+
+在文件 `if theme.footer.copyright`中增加
+
+```pug
+      br
+      center
+        | ICP备案号:
+        a(href="https://beian.miit.gov.cn" target="_blank") 辽ICP备2025052969号-1
+```
+
+完整如下：
+
+```pug
+#footer-wrap
+  if theme.footer.owner.enable
+    - var now = new Date()
+    - var nowYear = now.getFullYear()
+    if theme.footer.owner.since && theme.footer.owner.since != nowYear
+      .copyright!= `&copy;${theme.footer.owner.since} - ${nowYear} By ${config.author}`
+    else
+      .copyright!= `&copy;${nowYear} By ${config.author}`
+  if theme.footer.copyright
+    .framework-info
+      span= _p('footer.framework') + ' '
+      a(href='https://hexo.io')= 'Hexo'
+      span.footer-separator |
+      span= _p('footer.theme') + ' '
+      a(href='https://github.com/jerryc127/hexo-theme-butterfly')= 'Butterfly'
+      br
+      center
+        | ICP备案号:
+        a(href="https://beian.miit.gov.cn" target="_blank") 辽ICP备2025052969号-1
+  if theme.footer.custom_text
+    .footer_custom_text!=`${theme.footer.custom_text}`
+```
+
diff --git a/themes/butterfly/layout/includes/rightside.pug b/themes/butterfly/layout/includes/rightside.pug
index 9696d0b..7fbd3d7 100644
--- a/themes/butterfly/layout/includes/rightside.pug
+++ b/themes/butterfly/layout/includes/rightside.pug
@@ -29,13 +29,16 @@ mixin rightsideItem(array)
         if commentsJsLoad
           a#to_comment(href="#post-comment" title=_p("rightside.scroll_to_comment"))
             i.fas.fa-comments
+      when 'xxxx'
+        button#xxxx(type="button" title="测试按钮")
+          i.fas.fa-xxxx
 
 #rightside
   - const { enable, hide, show } = theme.rightside_item_order
-  - const hideArray = enable ? hide && hide.split(',') : ['readmode','translate','darkmode','hideAside']
+  - const hideArray = enable ? hide && hide.split(',') : ['readmode','translate','darkmode','hideAside', 'xxxx']
   - const showArray = enable ? show && show.split(',') : ['toc','chat','comment']
 
-  
+
   #rightside-config-hide
     if hideArray
       +rightsideItem(hideArray)