diff --git a/development-tools/rtthread-studio/changelog/changelog.md b/development-tools/rtthread-studio/changelog/changelog.md
index 822f13202e24423e4047d1ce543c3b4985e36449..c041b59996290979d3471f04bb10f218e4559394 100644
--- a/development-tools/rtthread-studio/changelog/changelog.md
+++ b/development-tools/rtthread-studio/changelog/changelog.md
@@ -1,5 +1,13 @@
 # 更新日志
 
+##### [V2.2.1更新发布](https://club.rt-thread.org/ask/article/3466.html)
+
+- 新增RTTSettings汉化文件在线更新功能
+- 优化RTTSettings点击搜索结果跳转不再展开多余节点
+- 解决RTTSettings概率性无法填充界面问题
+- 解决RTTSettings16进制显示问题
+
+
 ##### [V2.2.0更新发布](https://club.rt-thread.org/ask/article/3427.html)
 
 -  RT-Thread Settings 全新升级