diff --git a/README.en.md b/README.en.md
index e557821cbc7883380525615cdb92472463992101..2c5ea32ce15515d048090768d8e02daeb8940703 100644
--- a/README.en.md
+++ b/README.en.md
@@ -34,10 +34,10 @@ ohos.permission.INTERNET
 
 ### Constraints
 
-1. The sample app is only supported on Huawei phones with standard systems.
+1. The sample app is supported only on Huawei phones, tablets, and 2in1 devices 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 or later.
diff --git a/README.md b/README.md
index d6ac0d401543a9edf65ff6233277dbce985adb10..a6c233bb4387e4a69c98b6b4398d0946451ea053 100644
--- a/README.md
+++ b/README.md
@@ -34,10 +34,10 @@ ohos.permission.INTERNET
 
 ### 约束与限制
 
-1.本示例仅支持标准系统上运行，支持设备：华为手机。 
+1. 本示例仅支持标准系统上运行，支持设备：phone，tablet，2in1。
 
-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/src/main/ets/common/Constants.ets b/entry/src/main/ets/common/Constants.ets
index 223fb043f398ffe8e0a4845838727c97e912244e..8b29a77a3207ee4ddd2aa4769db89bcbfe23eca7 100644
--- a/entry/src/main/ets/common/Constants.ets
+++ b/entry/src/main/ets/common/Constants.ets
@@ -32,12 +32,12 @@ export class Constants {
   /**
    * Full Screen width
    */
-  public static readonly FULL_WIDTH: string = "100%";
+  public static readonly FULL_WIDTH: string = '100%';
 
   /**
    * Full Screen height
    */
-  public static readonly FULL_HEIGHT: string = "100%";
+  public static readonly FULL_HEIGHT: string = '100%';
 
   /**
    * Index page padding top size.