diff --git a/build-profile.json5 b/build-profile.json5
index c033ce4278fb0641d84107c3c134047ac487368e..e8de1a3cb6ba71c60762653ebac9cfdc1cfa0132 100644
--- a/build-profile.json5
+++ b/build-profile.json5
@@ -5,7 +5,7 @@
       {
         "name": "default",
         "signingConfig": "default",
-        "compatibleSdkVersion": "5.0.0(12)",
+        "compatibleSdkVersion": "5.0.4(16)",
         "runtimeOS": "HarmonyOS",
       }
     ],
diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index d4bc752f97b8443c7218f2b6b889f75a51d246a7..c2eac4f6199682658cce5767d4b004b598656cae 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -34,7 +34,7 @@ struct Index {
         Column({ space: 12 }) {
           ForEach(this.dataArr, (item: CardListItemData, index: number) => {
             DataItemView({ itemData: item })
-              .margin({ bottom: index === this.dataArr.length - 1 ? px2vp(this.bottomHeight) : 0 })
+              .margin({ bottom: index === this.dataArr.length - 1 ? this.getUIContext().px2vp(this.bottomHeight) : 0 })
           }, (item: CardListItemData, index: number) => index + JSON.stringify(item))
         }
       }
@@ -51,9 +51,7 @@ struct Index {
     .width('100%')
     .expandSafeArea([SafeAreaType.SYSTEM], [SafeAreaEdge.TOP, SafeAreaEdge.BOTTOM])
     .backgroundColor('#F1F3F5')
-    .padding({
-      top: px2vp(this.topHeight)
-    })
+    .padding({ top: this.getUIContext().px2vp(this.topHeight) })
   }
 }
 
@@ -105,8 +103,8 @@ struct DataItemView {
         }
         .onClick(() => {
           let util = PreferencesUtil.getInstance();
-          let preferences = util.getPreferences(getContext(this));
-          this.statusArr[this.itemData.id] = !this.statusArr[this.itemData.id]
+          let preferences = util.getPreferences(this.getUIContext().getHostContext()!);
+          this.statusArr[this.itemData.id] = !this.statusArr[this.itemData.id];
           this.itemData.favour = this.statusArr[this.itemData.id!];
           util.preferencesPut(preferences, 'statusArr', this.statusArr)