docs: changelog for 6.2.1 (#56667)

* docs: changelog for 6.2.1

* chore: bump version to 6.2.1

* refactor: update changelog

* docs: update changelog

CHANGELOG.en-US.md

@@ -15,6 +15,20 @@ tag: vVERSION
 
 ---
 
+## 6.2.1
+
+`2026-01-20`
+
+- 🐞 Fix Button child element's `className` be cleared if it contains two Chinese characters. [#56593](https://github.com/ant-design/ant-design/pull/56593) [@QdabuliuQ](https://github.com/QdabuliuQ)
+- 🐞 Fix DatePicker DOM not updated bug after update `suffixIcon` as `null`. [#56637](https://github.com/ant-design/ant-design/pull/56637) [@AlanQtten](https://github.com/AlanQtten)
+- 🐞 Fix Table content area border radius when set border radius for container. [#56478](https://github.com/ant-design/ant-design/pull/56478) [@QDyanbing](https://github.com/QDyanbing)
+- 💄 Fix Card unexpected border radius for Body area. [#56653](https://github.com/ant-design/ant-design/pull/56653) [@ug-hero](https://github.com/ug-hero)
+- 💄 MISC: Fix unexpected `undefined` and `null` in the injected styles. [#56636](https://github.com/ant-design/ant-design/pull/56636) [@li-jia-nan](https://github.com/li-jia-nan)
+- 💄 MISC: Improve `background` transition to `background-color` for all components. [#56598](https://github.com/ant-design/ant-design/pull/56598) [@li-jia-nan](https://github.com/li-jia-nan)
+- 🛠 Improve Grid use `genCssVar` method to generate more stable CSS variable names. [#56635](https://github.com/ant-design/ant-design/pull/56635) [@li-jia-nan](https://github.com/li-jia-nan)
+- 🛠 Improve @ant-design/icons usage to avoid depend on full package since externals. [#56639](https://github.com/ant-design/ant-design/pull/56639) [@ShenHongFei](https://github.com/ShenHongFei)
+
+
 ## 6.2.0
 
 `2026-01-13`

CHANGELOG.zh-CN.md

@@ -15,6 +15,19 @@ tag: vVERSION
 
 ---
 
+## 6.2.1
+
+`2026-01-20`
+
+- 🐞 修复 Button 子元素为包含两个中文字符的标签时，原有 `className` 被清空的问题。[#56593](https://github.com/ant-design/ant-design/pull/56593) [@QdabuliuQ](https://github.com/QdabuliuQ)
+- 🐞 修复 DatePicker 在设置 `suffixIcon` 为 `null` 后不会更新 DOM 的问题。[#56637](https://github.com/ant-design/ant-design/pull/56637) [@AlanQtten](https://github.com/AlanQtten)
+- 🐞 修复 Table 容器设置圆角时，内部内容区域圆角不一致的问题。[#56478](https://github.com/ant-design/ant-design/pull/56478) [@QDyanbing](https://github.com/QDyanbing)
+- 💄 修复 Card Body 区域有非预期圆角值的问题。[#56653](https://github.com/ant-design/ant-design/pull/56653) [@ug-hero](https://github.com/ug-hero)
+- 💄 杂项：修复 `undefined` 和 `null` 值被注入到 CSS 的问题。[#56636](https://github.com/ant-design/ant-design/pull/56636) [@li-jia-nan](https://github.com/li-jia-nan)
+- 💄 杂项：优化所有组件中的 `background` 过渡为 `background-color`。[#56598](https://github.com/ant-design/ant-design/pull/56598) [@li-jia-nan](https://github.com/li-jia-nan)
+- 🛠 优化 Grid 使用 `genCssVar` 方法以生成更加稳定的 CSS 变量名。[#56635](https://github.com/ant-design/ant-design/pull/56635) [@li-jia-nan](https://github.com/li-jia-nan)
+- 🛠 优化 @ant-design/icons 引入方式为独立图标引入，避免被 externals 增加前置依赖。[#56639](https://github.com/ant-design/ant-design/pull/56639) [@ShenHongFei](https://github.com/ShenHongFei)
+
 ## 6.2.0
 
 `2026-01-13`

package.json

@@ -1,6 +1,6 @@
 {
   "name": "antd",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "description": "An enterprise-class UI design language and React components implementation",
   "license": "MIT",
   "funding": {