diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index 0ed9e4030e3b73fda404365d3c982ddc82865838..bb929dbdd3e5ffc039c746bb01914635f7166ed4 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -22,7 +22,7 @@ import { promptAction } from '@kit.ArkUI';
 struct Index {
   @State message: string = '';
   @State content: string = '';
-  private context = getContext(this) as common.UIAbilityContext;
+  private context = this.getUIContext().getHostContext() as common.UIAbilityContext;
   private path = this.context.filesDir + '/text.txt';
 
   build() {
@@ -58,7 +58,12 @@ struct Index {
         .margin({ top: 12 })
         .onClick(() => {
           fileNapi.write(this.path, this.message);
-          promptAction.showToast({ message: $r('app.string.written_successfully'), showMode: promptAction.ToastShowMode.DEFAULT });
+          this.getUIContext()
+            .getPromptAction()
+            .showToast({
+              message: $r('app.string.written_successfully'),
+              showMode: promptAction.ToastShowMode.DEFAULT
+            });
         })
 
       Text($r('app.string.read_data'))
@@ -81,7 +86,8 @@ struct Index {
         .margin({ top: 12 })
         .onClick(() => {
           this.content = fileNapi.read(this.path);
-          promptAction.showToast({ message: $r('app.string.read_successfully') });
+          this.getUIContext()
+            .getPromptAction().showToast({ message: $r('app.string.read_successfully') });
         })
     }
     .padding({