diff --git a/apputils/build.properties b/apputils/build.properties
index 8dd5330..15a994c 100644
--- a/apputils/build.properties
+++ b/apputils/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Sat Mar 29 08:48:34 HKT 2025
+#Sat Mar 29 04:12:08 GMT 2025
 stageCount=1
 libraryProject=libapputils
 baseVersion=15.2
 publishVersion=15.2.0
-buildCount=0
+buildCount=2
 baseBetaVersion=15.2.1
diff --git a/libapputils/build.properties b/libapputils/build.properties
index 60d6f61..15a994c 100644
--- a/libapputils/build.properties
+++ b/libapputils/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Sat Mar 29 08:48:13 HKT 2025
+#Sat Mar 29 04:12:08 GMT 2025
 stageCount=1
 libraryProject=libapputils
 baseVersion=15.2
 publishVersion=15.2.0
-buildCount=0
+buildCount=2
 baseBetaVersion=15.2.1
diff --git a/libapputils/src/main/AndroidManifest.xml b/libapputils/src/main/AndroidManifest.xml
index b4d6573..1f63198 100644
--- a/libapputils/src/main/AndroidManifest.xml
+++ b/libapputils/src/main/AndroidManifest.xml
@@ -24,11 +24,6 @@
     <application
         android:networkSecurityConfig="@xml/network_security_config">
 
-        <activity
-            android:name=".activities.AboutActivity"
-            android:label="AboutActivity"
-            android:launchMode="standard"/>
-
     </application>
 
 </manifest>
diff --git a/libapputils/src/main/res/layout/activity_about.xml b/libapputils/src/main/res/layout/activity_about.xml
deleted file mode 100644
index d99d114..0000000
--- a/libapputils/src/main/res/layout/activity_about.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-	xmlns:android="http://schemas.android.com/apk/res/android"
-	xmlns:app="http://schemas.android.com/apk/res-auto"
-	android:orientation="vertical"
-	android:layout_width="match_parent"
-	android:layout_height="match_parent">
-
-	<android.widget.Toolbar
-		android:layout_width="match_parent"
-		android:layout_height="wrap_content"
-		android:id="@+id/toolbar"/>
-
-	<LinearLayout
-		android:orientation="vertical"
-		android:layout_width="match_parent"
-		android:layout_height="0dp"
-		android:layout_weight="1.0"
-		android:id="@+id/activityaboutLinearLayout1"/>
-
-</LinearLayout>
-
diff --git a/libapputils/src/main/res/layout/view_about_dev.xml b/libapputils/src/main/res/layout/view_about_dev.xml
deleted file mode 100644
index be7f3e6..0000000
--- a/libapputils/src/main/res/layout/view_about_dev.xml
+++ /dev/null
@@ -1,64 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-	xmlns:android="http://schemas.android.com/apk/res/android"
-	android:orientation="vertical"
-	android:layout_width="match_parent"
-	android:layout_height="match_parent"
-	android:id="@+id/viewaboutdevLinearLayout1">
-
-	<LinearLayout
-		android:orientation="horizontal"
-		android:layout_width="match_parent"
-		android:layout_height="wrap_content"
-		android:gravity="center_vertical">
-
-		<TextView
-			android:layout_width="180dp"
-			android:layout_height="wrap_content"
-			android:text="DevelopUserName :"/>
-
-		<EditText
-			android:layout_width="0dp"
-			android:ems="10"
-			android:layout_height="wrap_content"
-			android:layout_weight="1.0"
-			android:id="@+id/viewaboutdevEditText1"/>
-
-	</LinearLayout>
-
-	<LinearLayout
-		android:orientation="horizontal"
-		android:layout_width="match_parent"
-		android:layout_height="wrap_content"
-		android:gravity="center_vertical">
-
-		<TextView
-			android:layout_width="180dp"
-			android:layout_height="wrap_content"
-			android:text="DevelopUserPassword :"/>
-
-		<EditText
-			android:layout_width="0dp"
-			android:inputType="textPassword"
-			android:layout_height="wrap_content"
-			android:ems="10"
-			android:layout_weight="1.0"
-			android:id="@+id/viewaboutdevEditText2"/>
-
-	</LinearLayout>
-
-	<LinearLayout
-		android:orientation="horizontal"
-		android:layout_width="match_parent"
-		android:layout_height="wrap_content"
-		android:gravity="center_horizontal">
-
-		<cc.winboll.studio.libapputils.view.WinBollServiceStatusView
-			android:layout_width="wrap_content"
-			android:layout_height="wrap_content"
-			android:id="@+id/viewaboutdevWinBollServiceStatusView1"/>
-
-	</LinearLayout>
-
-</LinearLayout>
-
diff --git a/libapputils/src/main/res/layout/view_about_www.xml b/libapputils/src/main/res/layout/view_about_www.xml
deleted file mode 100644
index 65ca870..0000000
--- a/libapputils/src/main/res/layout/view_about_www.xml
+++ /dev/null
@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-	xmlns:android="http://schemas.android.com/apk/res/android"
-	android:orientation="vertical"
-	android:layout_width="match_parent"
-	android:layout_height="match_parent"
-	android:id="@+id/viewaboutwwwLinearLayout1">
-
-	<LinearLayout
-		android:orientation="horizontal"
-		android:layout_width="match_parent"
-		android:layout_height="wrap_content"
-		android:gravity="center_horizontal">
-
-		<cc.winboll.studio.libapputils.view.WinBollServiceStatusView
-			android:layout_width="wrap_content"
-			android:layout_height="wrap_content"
-			android:id="@+id/viewaboutwwwWinBollServiceStatusView1"/>
-
-	</LinearLayout>
-
-</LinearLayout>
-