diff --git a/build.gradle b/build.gradle
index 2b8c0ca1..180d8004 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.7.3'
+        classpath 'com.android.tools.build:gradle:8.10.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong
@@ -26,12 +26,12 @@ allprojects {
 
 ext {
     android = [
-            compileSdkVersion: 30,
+            compileSdkVersion: 35, // Updated to support Android 15 for 16KB page sizes
             buildToolsVersion: '34.0.0',
             minSdkVersion    : 21,
             targetSdkVersion : 25, // higher target version needs more storage permission request.
             versionCode      : 2,
-            versionName      : "3.1.0",
+            versionName      : "3.1.1",
             applicationId    : "org.wysaid.cgeDemo",
             appcompatX       : "1.2.0",
             ndkVersion       : "26.3.11579264",
diff --git a/cgeDemo/build.gradle b/cgeDemo/build.gradle
index 9472762c..dbf07ed4 100644
--- a/cgeDemo/build.gradle
+++ b/cgeDemo/build.gradle
@@ -11,6 +11,10 @@ def usingCMakeCompileDebug() {
     return gradle.ext != null && gradle.ext.has("usingCMakeCompileDebug") && gradle.ext.usingCMakeCompileDebug;
 }
 
+def enable16kPageSizes() {
+    return gradle.ext != null && gradle.ext.has("enable16kPageSizes") && gradle.ext.enable16kPageSizes;
+}
+
 android {
     compileSdkVersion rootProject.ext.android.compileSdkVersion
     buildToolsVersion rootProject.ext.android.buildToolsVersion
@@ -22,7 +26,8 @@ android {
     defaultConfig {
         applicationId rootProject.ext.android.applicationId
         minSdkVersion rootProject.ext.android.minSdkVersion
-        targetSdkVersion rootProject.ext.android.targetSdkVersion
+        // Use Android 15+ (API 35) when 16KB page sizes are enabled, otherwise use default
+        targetSdkVersion enable16kPageSizes() ? 35 : rootProject.ext.android.targetSdkVersion
         versionCode rootProject.ext.android.versionCode
         versionName rootProject.ext.android.versionName
         signingConfig signingConfigs.debug
diff --git a/cgeDemo/src/main/AndroidManifest.xml b/cgeDemo/src/main/AndroidManifest.xml
index ec3256f7..36eb99b2 100644
--- a/cgeDemo/src/main/AndroidManifest.xml
+++ b/cgeDemo/src/main/AndroidManifest.xml
@@ -11,11 +11,11 @@
     <uses-feature android:name="android.hardware.camera" />
     <uses-feature android:name="android.hardware.camera.autofocus" />
 
-    <permission
-        android:name="android.permission.FLASHLIGHT"
-        android:permissionGroup="android.permission-group.HARDWARE_CONTROLS"
-        android:protectionLevel="normal"
-        tools:ignore="ReservedSystemPermission" />
+    <!-- Request flashlight usage instead of declaring system permission which causes install error
+        Declaring android.permission.FLASHLIGHT as a <permission> attempts to define a system permission
+        (and reference android.permission-group.HARDWARE_CONTROLS) which doesn't exist for third-party apps
+        on newer Android versions. Use uses-permission to request the permission from the platform. -->
+    <uses-permission android:name="android.permission.FLASHLIGHT" />
 
     <application
         android:allowBackup="true"
@@ -26,7 +26,8 @@
         <activity android:name=".MultiInputActivity"></activity>
         <activity
             android:name=".MainActivity"
-            android:label="@string/app_name">
+            android:label="@string/app_name"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
diff --git a/gradle.properties b/gradle.properties
index 87b57776..b23dde07 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -20,4 +20,4 @@ android.enableJetifier=true
 android.injected.testOnly=false
 #android.defaults.buildfeatures.buildconfig=true
 android.nonTransitiveRClass=false
-android.nonFinalResIds=false
\ No newline at end of file
+android.nonFinalResIds=false
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index b504428e..4d00ae61 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Thu Jan 05 14:44:46 CST 2023
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
diff --git a/library/src/main/AndroidManifest.xml b/library/src/main/AndroidManifest.xml
index c7e7078d..bb6ebfea 100644
--- a/library/src/main/AndroidManifest.xml
+++ b/library/src/main/AndroidManifest.xml
@@ -1,2 +1,3 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <uses-permission android:name="android.permission.RECORD_AUDIO" />
 </manifest>
\ No newline at end of file
diff --git a/library/src/main/java/org/wysaid/view/CameraRecordGLSurfaceView.java b/library/src/main/java/org/wysaid/view/CameraRecordGLSurfaceView.java
index c5b9ea5a..6d895de5 100644
--- a/library/src/main/java/org/wysaid/view/CameraRecordGLSurfaceView.java
+++ b/library/src/main/java/org/wysaid/view/CameraRecordGLSurfaceView.java
@@ -5,6 +5,7 @@
  */
 
 
+import android.annotation.SuppressLint;
 import android.content.Context;
 import android.media.AudioFormat;
 import android.media.AudioRecord;
@@ -162,6 +163,7 @@ class AudioRecordRunnable implements Runnable {
         ShortBuffer audioBuffer;
         StartRecordingCallback recordingCallback;
 
+        @SuppressLint("MissingPermission")
         private AudioRecordRunnable(StartRecordingCallback callback) {
             recordingCallback = callback;
             try {
diff --git a/library/src/main/jni/CMakeLists.txt b/library/src/main/jni/CMakeLists.txt
index ac992e31..70262c2b 100644
--- a/library/src/main/jni/CMakeLists.txt
+++ b/library/src/main/jni/CMakeLists.txt
@@ -95,6 +95,7 @@ target_link_libraries(CGE PUBLIC
 if(DEFINED ENABLE_16K_PAGE_SIZES AND ENABLE_16K_PAGE_SIZES)
     # 16KB elf:  <https://developer.android.com/guide/practices/page-sizes#cmake>
     target_link_options(CGE PUBLIC -Wl,-z,max-page-size=16384,-z,common-page-size=16384)
+    target_compile_definitions(CGE PRIVATE ENABLE_16K_PAGE_SIZES=1)
     message("ENABLE_16K_PAGE_SIZES=${ENABLE_16K_PAGE_SIZES}")
 endif()
 
diff --git a/library/src/main/jni/interface/cgeNativeLibrary.cpp b/library/src/main/jni/interface/cgeNativeLibrary.cpp
index 4a6a6345..4dc4d2ff 100644
--- a/library/src/main/jni/interface/cgeNativeLibrary.cpp
+++ b/library/src/main/jni/interface/cgeNativeLibrary.cpp
@@ -17,9 +17,58 @@
 #include <android/bitmap.h>
 #include <ctime>
 #include <jni.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <android/api-level.h>
 
 using namespace CGE;
 
+// Function to check 16KB page size status
+static void cgeCheck16kPageSize() {
+    const char* status = "Unknown";
+    const char* details = "";
+    
+    // 1. Check compile-time support
+#ifdef ENABLE_16K_PAGE_SIZES
+    bool compileTimeSupport = true;
+#else
+    bool compileTimeSupport = false;
+#endif
+
+    // 2. Check runtime Android version (16KB pages are supported from Android 15, API 35)
+    int apiLevel = android_get_device_api_level();
+    bool systemSupport = (apiLevel >= 35);
+    
+    // 3. Check actual page size being used
+    long pageSize = sysconf(_SC_PAGESIZE);
+    bool activelyUsing16k = (pageSize == 16384);
+    
+    // Determine status and details
+    if (!compileTimeSupport) {
+        status = "DISABLED";
+        details = "16KB page size support not enabled at compile time";
+    } else if (!systemSupport) {
+        status = "COMPILE_READY";
+        details = "16KB support compiled in, but Android version < 35 (Android 15)";
+    } else if (activelyUsing16k) {
+        status = "ACTIVE";
+        details = "16KB page size is fully active and working";
+    } else {
+        status = "SUPPORTED_BUT_INACTIVE";
+        details = "16KB support available but current page size is not 16KB";
+    }
+    
+    // Log comprehensive status - use CGE_LOG_KEEP for important status info
+    CGE_LOG_KEEP("=== CGE 16KB Page Size Status ===");
+    CGE_LOG_KEEP("Status: %s", status);
+    CGE_LOG_KEEP("Details: %s", details);
+    CGE_LOG_INFO("Compile-time support: %s", compileTimeSupport ? "YES" : "NO");
+    CGE_LOG_INFO("Android API Level: %d (16KB support needs API 35+)", apiLevel);
+    CGE_LOG_INFO("Current page size: %ld bytes", pageSize);
+    CGE_LOG_INFO("16KB pages active: %s", activelyUsing16k ? "YES" : "NO");
+    CGE_LOG_KEEP("================================");
+}
+
 extern "C"
 {
 JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved)
@@ -27,6 +76,10 @@ JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved)
     cgeGl3StubInit();
     cgeGl31StubInit();
     CGE_LOG_INFO("JNI_OnLoad called. cgeGl3StubInit called.\n");
+    
+    // Check and report 16KB page size status
+    cgeCheck16kPageSize();
+    
     return JNI_VERSION_1_6;
 }