diff --git a/README.en.md b/README.en.md
index 6012d2a73ad1b761948f90463283c485c1bcdc45..3941b3ba371a45412771f6b0d86aba16b44bef7e 100644
--- a/README.en.md
+++ b/README.en.md
@@ -27,7 +27,7 @@ This sample shows how to use a subwindow to implement a floating window and use
 │  ├──pages
 │  │  ├──Index.ets                           // Home page
 │  │  ├──MiniWindowPage.ets                  // Page for showing or hiding the subwindow
-││  │  ├──NavigationRedirectPage.ets          // Page for redirection from the subwindow to the PiP window through the Navigation component
+│  │  ├──NavigationRedirectPage.ets          // Page for redirection from the subwindow to the PiP window through the Navigation component
 │  │  ├──ResizeWindowPage.ets                // Page for resizing the subwindow
 │  │  ├──RouterRedirect.ets                  // Page for redirection from the subwindow to the home page through the router
 │  │  └──RouterRedirectPage.ets              // Redirection back to the home page through the router
@@ -58,8 +58,8 @@ N/A
 
 1. The sample app is supported only on Huawei phones running the standard system.
 
-2. The HarmonyOS version must be HarmonyOS NEXT Developer Beta1 or later.
+2. The HarmonyOS version must be HarmonyOS 5.0.0 Release or later.
 
-3. The DevEco Studio version must be DevEco Studio NEXT Developer Beta1 or later.
+3. The DevEco Studio version must be DevEco Studio 5.0.0 Release or later.
 
-4. The HarmonyOS SDK version must be HarmonyOS NEXT Developer Beta1 or later.
+4. The HarmonyOS SDK version must be HarmonyOS 5.0.0 Release SDK or later.
diff --git a/README.md b/README.md
index 5906a28acac90d7a2c3f3acabaef757fcb03d294..5488ffee3cbd5e4d7fdefe38fba338574e9b6703 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,6 @@
 │     ├──AVPlayerDemo.ets                    // 视频播放控制类
 │     └──WindowPosition.ets                  // 子窗口位置类
 └──entry/src/main/resources                  // 应用静态资源目录
-
 ```
 
 ### 相关权限
@@ -58,8 +57,8 @@
 
 1.本示例仅支持标准系统上运行，支持设备：华为手机。
 
-2.HarmonyOS系统：HarmonyOS NEXT Developer Beta1及以上。
+2.HarmonyOS系统：HarmonyOS 5.0.0 Release及以上。
 
-3.DevEco Studio版本：DevEco Studio NEXT Developer Beta1及以上。
+3.DevEco Studio版本：DevEco Studio 5.0.0 Release及以上。
 
-4.HarmonyOS SDK版本：HarmonyOS NEXT Developer Beta1 SDK及以上。
\ No newline at end of file
+4.HarmonyOS SDK版本：HarmonyOS 5.0.0 Release SDK及以上。
\ No newline at end of file
diff --git a/entry/obfuscation-rules.txt b/entry/obfuscation-rules.txt
index 985b2aeb7658286b17bd26eab8f217c3fe75ea8b..a1dfa0bd175984dc49e641436aa67b1de1b8abeb 100644
--- a/entry/obfuscation-rules.txt
+++ b/entry/obfuscation-rules.txt
@@ -15,4 +15,8 @@
 
 # Keep options:
 # -keep-property-name: specifies property names that you want to keep
-# -keep-global-name: specifies names that you want to keep in the global scope
\ No newline at end of file
+# -keep-global-name: specifies names that you want to keep in the global scope
+-enable-property-obfuscation
+-enable-toplevel-obfuscation
+-enable-filename-obfuscation
+-enable-export-obfuscation
\ No newline at end of file
diff --git a/entry/src/main/ets/view/PipWindowComponent.ets b/entry/src/main/ets/view/PipWindowComponent.ets
index a35e6325164b37d52b19ee5685ee412d7c6f97c3..4bebaba2b39ea48007928e9ecb2a5c433b26a1f9 100644
--- a/entry/src/main/ets/view/PipWindowComponent.ets
+++ b/entry/src/main/ets/view/PipWindowComponent.ets
@@ -35,7 +35,7 @@ export struct PipWindowComponent {
     NavDestination() {
       Column() {
         Row() {
-          XComponent({ id: 'pipDemo', type: 'surface', controller: this.mXComponentController })
+          XComponent({ id: 'pipDemo', type: XComponentType.SURFACE, controller: this.mXComponentController })
             .onLoad(() => {
               this.surfaceId = this.mXComponentController.getXComponentSurfaceId();
               this.player = new AVPlayerDemo(this.surfaceId);