diff --git a/zh-cn/application-dev/application-models/Readme-CN.md b/zh-cn/application-dev/application-models/Readme-CN.md
index 161ea7785a99824ee82721f55ab88df125096d95..f73008bb2ba737d7aee211266f946c2f8d862330 100644
--- a/zh-cn/application-dev/application-models/Readme-CN.md
+++ b/zh-cn/application-dev/application-models/Readme-CN.md
@@ -19,6 +19,7 @@
       - [ServiceExtensionAbility](serviceextensionability.md)
       - [DataShareExtensionAbility（仅对系统应用开放）](datashareextensionability.md)
       - [FormExtensionAbility（服务卡片）](widget-development-stage.md)
+      - [WindowExtensionAbility](windowextensionability.md)
     - [AbilityStage组件容器](abilitystage.md)
     - [应用上下文Context](application-context-stage.md)
     - 信息传递载体Want