diff --git a/samples/augmented_faces_java/app/build.gradle b/samples/augmented_faces_java/app/build.gradle
index 5f1b509c3..71b45c139 100644
--- a/samples/augmented_faces_java/app/build.gradle
+++ b/samples/augmented_faces_java/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/augmented_image_c/app/build.gradle b/samples/augmented_image_c/app/build.gradle
index b2f2e239f..8db609b86 100644
--- a/samples/augmented_image_c/app/build.gradle
+++ b/samples/augmented_image_c/app/build.gradle
@@ -69,8 +69,8 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
-    natives 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
+    natives 'com.google.ar:core:1.47.0'
 
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'com.google.android.material:material:1.1.0'
diff --git a/samples/augmented_image_java/app/build.gradle b/samples/augmented_image_java/app/build.gradle
index 873d56981..7c85663fa 100644
--- a/samples/augmented_image_java/app/build.gradle
+++ b/samples/augmented_image_java/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/cloud_anchor_java/app/build.gradle b/samples/cloud_anchor_java/app/build.gradle
index d80a1d7f5..1eec2dded 100644
--- a/samples/cloud_anchor_java/app/build.gradle
+++ b/samples/cloud_anchor_java/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/computervision_c/app/build.gradle b/samples/computervision_c/app/build.gradle
index 3a2398383..485a970e9 100644
--- a/samples/computervision_c/app/build.gradle
+++ b/samples/computervision_c/app/build.gradle
@@ -69,8 +69,8 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
-    natives 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
+    natives 'com.google.ar:core:1.47.0'
 
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'com.google.android.material:material:1.1.0'
diff --git a/samples/computervision_java/app/build.gradle b/samples/computervision_java/app/build.gradle
index c9f1b55bf..da6841c7a 100644
--- a/samples/computervision_java/app/build.gradle
+++ b/samples/computervision_java/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/geospatial_java/app/build.gradle b/samples/geospatial_java/app/build.gradle
index d1c143296..6ee6ce4ec 100644
--- a/samples/geospatial_java/app/build.gradle
+++ b/samples/geospatial_java/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
     implementation 'com.google.android.gms:play-services-location:19.0.1'
     implementation 'com.google.android.gms:play-services-auth:19.0.0'
 
diff --git a/samples/hardwarebuffer_c/app/build.gradle b/samples/hardwarebuffer_c/app/build.gradle
index eeb462d68..3bb285907 100644
--- a/samples/hardwarebuffer_c/app/build.gradle
+++ b/samples/hardwarebuffer_c/app/build.gradle
@@ -71,8 +71,8 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
-    natives 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
+    natives 'com.google.ar:core:1.47.0'
 
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'com.google.android.material:material:1.1.0'
diff --git a/samples/hardwarebuffer_java/app/build.gradle b/samples/hardwarebuffer_java/app/build.gradle
index ecff0e94f..9ee362207 100644
--- a/samples/hardwarebuffer_java/app/build.gradle
+++ b/samples/hardwarebuffer_java/app/build.gradle
@@ -67,8 +67,8 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
-    natives 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
+    natives 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/hardwarebuffer_java/app/src/main/cpp/jni_interface.cc b/samples/hardwarebuffer_java/app/src/main/cpp/jni_interface.cc
index 8a0c2ea6c..088f945ef 100644
--- a/samples/hardwarebuffer_java/app/src/main/cpp/jni_interface.cc
+++ b/samples/hardwarebuffer_java/app/src/main/cpp/jni_interface.cc
@@ -51,15 +51,14 @@ jint JNI_OnLoad(JavaVM *vm, void *) {
 
 JNI_METHOD(jlong, createEglImage)
 (JNIEnv *env, jclass, jobject hardware_buffer) {
-#if (__ANDROID_API__ >= 26)
+#if (__ANDROID_API__ >= 27)
   EGLImageKHR image = opengl_helper->CreateEglImage(
       AHardwareBuffer_fromHardwareBuffer(env, hardware_buffer));
 
   return image == EGL_NO_IMAGE ? 0 : reinterpret_cast<intptr_t>(image);
 #else
   jclass jcls = env->FindClass("java/lang/UnsupportedOperationException");
-  env->ThrowNew(jcls,
-                "Hardware Buffer is not supported on compiled NDK level.");
+  env->ThrowNew(jcls, "Hardware Buffer is only supported on Android 27+.");
   return 0;
 #endif
 }
diff --git a/samples/hello_ar_c/app/build.gradle b/samples/hello_ar_c/app/build.gradle
index 8e07f2dc1..775a2b898 100644
--- a/samples/hello_ar_c/app/build.gradle
+++ b/samples/hello_ar_c/app/build.gradle
@@ -69,8 +69,8 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
-    natives 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
+    natives 'com.google.ar:core:1.47.0'
 
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'com.google.android.material:material:1.1.0'
diff --git a/samples/hello_ar_java/app/build.gradle b/samples/hello_ar_java/app/build.gradle
index b27da88fb..b35cb5907 100644
--- a/samples/hello_ar_java/app/build.gradle
+++ b/samples/hello_ar_java/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/hello_ar_kotlin/app/build.gradle b/samples/hello_ar_kotlin/app/build.gradle
index f47d80539..902f1bfb5 100644
--- a/samples/hello_ar_kotlin/app/build.gradle
+++ b/samples/hello_ar_kotlin/app/build.gradle
@@ -46,7 +46,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/hello_ar_vulkan_c/app/build.gradle b/samples/hello_ar_vulkan_c/app/build.gradle
index 34f3237f3..422a51bfc 100644
--- a/samples/hello_ar_vulkan_c/app/build.gradle
+++ b/samples/hello_ar_vulkan_c/app/build.gradle
@@ -70,8 +70,8 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
-    natives 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
+    natives 'com.google.ar:core:1.47.0'
 
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'com.google.android.material:material:1.1.0'
diff --git a/samples/hello_eis_kotlin/app/build.gradle b/samples/hello_eis_kotlin/app/build.gradle
index b60b66eb5..5856020b8 100644
--- a/samples/hello_eis_kotlin/app/build.gradle
+++ b/samples/hello_eis_kotlin/app/build.gradle
@@ -46,7 +46,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/ml_kotlin/app/build.gradle b/samples/ml_kotlin/app/build.gradle
index 180e7bae7..1d9015387 100644
--- a/samples/ml_kotlin/app/build.gradle
+++ b/samples/ml_kotlin/app/build.gradle
@@ -70,7 +70,7 @@ dependencies {
     implementation 'com.google.mlkit:object-detection-custom:16.3.1'
 
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/persistent_cloud_anchor_java/app/build.gradle b/samples/persistent_cloud_anchor_java/app/build.gradle
index e687e224b..b9e193c60 100644
--- a/samples/persistent_cloud_anchor_java/app/build.gradle
+++ b/samples/persistent_cloud_anchor_java/app/build.gradle
@@ -46,7 +46,7 @@ repositories {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/raw_depth_java/app/build.gradle b/samples/raw_depth_java/app/build.gradle
index e0476727a..ead55e094 100644
--- a/samples/raw_depth_java/app/build.gradle
+++ b/samples/raw_depth_java/app/build.gradle
@@ -43,7 +43,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/recording_playback_java/app/build.gradle b/samples/recording_playback_java/app/build.gradle
index 349bf897a..ae1dbaeb5 100644
--- a/samples/recording_playback_java/app/build.gradle
+++ b/samples/recording_playback_java/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/semantics_java/app/build.gradle b/samples/semantics_java/app/build.gradle
index b48cd7440..c66b4afc6 100644
--- a/samples/semantics_java/app/build.gradle
+++ b/samples/semantics_java/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj
diff --git a/samples/shared_camera_java/app/build.gradle b/samples/shared_camera_java/app/build.gradle
index 7d735b7ab..5317f2e96 100644
--- a/samples/shared_camera_java/app/build.gradle
+++ b/samples/shared_camera_java/app/build.gradle
@@ -43,7 +43,7 @@ android {
 
 dependencies {
     // ARCore (Google Play Services for AR) library.
-    implementation 'com.google.ar:core:1.46.0'
+    implementation 'com.google.ar:core:1.47.0'
 
     // Obj - a simple Wavefront OBJ file loader
     // https://github.com/javagl/Obj