** component in the .hml file under **pages/index**
+ 10%; margin-right: 10%;">
@@ -52,11 +52,11 @@ Touch the **\** component to call the **getColumns**, **getColum
+ 40%; margin-right: 40%;">
+ 25%; margin-right: 25%;">
+ 10%; margin-right: 10%;">
diff --git a/en/application-dev/ui/ui-ts-custom-component-lifecycle-callbacks.md b/en/application-dev/ui/ui-ts-custom-component-lifecycle-callbacks.md
index 4475e2b9bc2fb000c5a31ff09086e7a4bb71b122..22e3a6d598b8fdd0aa986c15c0671e191be2da7a 100644
--- a/en/application-dev/ui/ui-ts-custom-component-lifecycle-callbacks.md
+++ b/en/application-dev/ui/ui-ts-custom-component-lifecycle-callbacks.md
@@ -77,7 +77,7 @@ Invoked each time when a page is hidden. This callback is used in the routing pr
onBackPress?(): void
-Invoked when a user clicks the back button. Only the custom components decorated by **@Entry** take effect. If **true** is returned, the page processes the return logic and no page routing is performed. If **false** is returned, the default route return logic is used. If the return value is not set, the value **false** is used.
+Invoked when a user clicks the back button. This callback takes effect only for the custom components decorated by **@Entry**.
**Example 2:**