diff --git a/zh-cn/application-dev/application-models/inputmethodextentionability.md b/zh-cn/application-dev/application-models/inputmethodextentionability.md
index 53b3e6124398b5284bca31f73e8212fd2dad4ae6..658a0defe188d991eaf4e9fa496cf5ddab564caf 100644
--- a/zh-cn/application-dev/application-models/inputmethodextentionability.md
+++ b/zh-cn/application-dev/application-models/inputmethodextentionability.md
@@ -1,4 +1,4 @@
-# InputMethodExtensionAbility开发指南
+# InputMethodExtensionAbility
 
 ## 使用场景
 [InputMethodExtensionAbility](../reference/apis/js-apis-inputmethod-extension-ability.md)基于[ExtensionAbility](extensionability-overview.md)框架，用于开发输入法应用。