diff --git a/TicTacToe/.idea/compiler.xml b/TicTacToe/.idea/compiler.xml
index fb7f4a8..b589d56 100644
--- a/TicTacToe/.idea/compiler.xml
+++ b/TicTacToe/.idea/compiler.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="CompilerConfiguration">
-    <bytecodeTargetLevel target="11" />
+    <bytecodeTargetLevel target="17" />
   </component>
 </project>
\ No newline at end of file
diff --git a/TicTacToe/.idea/deploymentTargetDropDown.xml b/TicTacToe/.idea/deploymentTargetDropDown.xml
index e69d590..0c0c338 100644
--- a/TicTacToe/.idea/deploymentTargetDropDown.xml
+++ b/TicTacToe/.idea/deploymentTargetDropDown.xml
@@ -1,17 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="deploymentTargetDropDown">
-    <targetSelectedWithDropDown>
-      <Target>
-        <type value="QUICK_BOOT_TARGET" />
-        <deviceKey>
-          <Key>
-            <type value="VIRTUAL_DEVICE_PATH" />
-            <value value="C:\Users\Akebu\.android\avd\Nexus_6_API_26.avd" />
-          </Key>
-        </deviceKey>
-      </Target>
-    </targetSelectedWithDropDown>
-    <timeTargetWasSelectedWithDropDown value="2022-04-17T13:33:23.776864500Z" />
+    <value>
+      <entry key="app">
+        <State />
+      </entry>
+    </value>
   </component>
 </project>
\ No newline at end of file
diff --git a/TicTacToe/.idea/gradle.xml b/TicTacToe/.idea/gradle.xml
index e9b5453..811d7fc 100644
--- a/TicTacToe/.idea/gradle.xml
+++ b/TicTacToe/.idea/gradle.xml
@@ -4,16 +4,16 @@
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
-        <option name="testRunner" value="GRADLE" />
-        <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
         <option name="gradleHome" value="$PROJECT_DIR$/../../../../../Gradle/gradle-7.4-all/gradle-7.4" />
+        <option name="gradleJvm" value="#GRADLE_LOCAL_JAVA_HOME" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
             <option value="$PROJECT_DIR$/app" />
           </set>
         </option>
+        <option name="resolveExternalAnnotations" value="false" />
       </GradleProjectSettings>
     </option>
   </component>
diff --git a/TicTacToe/.idea/kotlinc.xml b/TicTacToe/.idea/kotlinc.xml
new file mode 100644
index 0000000..568bea1
--- /dev/null
+++ b/TicTacToe/.idea/kotlinc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="KotlinJpsPluginSettings">
+    <option name="version" value="1.6.20" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/TicTacToe/.idea/migrations.xml b/TicTacToe/.idea/migrations.xml
new file mode 100644
index 0000000..f8051a6
--- /dev/null
+++ b/TicTacToe/.idea/migrations.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectMigrations">
+    <option name="MigrateToGradleLocalJavaHome">
+      <set>
+        <option value="$PROJECT_DIR$" />
+      </set>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/TicTacToe/.idea/misc.xml b/TicTacToe/.idea/misc.xml
index 7588600..40475b9 100644
--- a/TicTacToe/.idea/misc.xml
+++ b/TicTacToe/.idea/misc.xml
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="DesignSurface">
     <option name="filePathToZoomLevelMap">
@@ -7,7 +6,7 @@
       </map>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="Android Studio default JDK" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/TicTacToe/app/src/main/java/com/example/tictactoe/MainActivity.kt b/TicTacToe/app/src/main/java/com/example/tictactoe/MainActivity.kt
index 2df7146..b85b3c3 100644
--- a/TicTacToe/app/src/main/java/com/example/tictactoe/MainActivity.kt
+++ b/TicTacToe/app/src/main/java/com/example/tictactoe/MainActivity.kt
@@ -6,6 +6,7 @@ import android.content.Intent
 import android.graphics.Color
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import android.util.Log
 import android.view.View
 import android.widget.ImageButton
 import android.widget.TableLayout
@@ -370,4 +371,10 @@ class MainActivity : AppCompatActivity() {
 
     } // end of checkDrawState function
 
+    // release all the sound resources after the activity is destroyed
+    override fun onDestroy() {
+        super.onDestroy()
+        stopService(Intent(this, SoundService::class.java))
+    }
+
 } // end of mainActivity class
\ No newline at end of file
diff --git a/TicTacToe/app/src/main/java/com/example/tictactoe/SoundService.kt b/TicTacToe/app/src/main/java/com/example/tictactoe/SoundService.kt
index 90a3e9f..e33fd65 100644
--- a/TicTacToe/app/src/main/java/com/example/tictactoe/SoundService.kt
+++ b/TicTacToe/app/src/main/java/com/example/tictactoe/SoundService.kt
@@ -4,6 +4,7 @@ import android.app.Service
 import android.content.Intent
 import android.media.MediaPlayer
 import android.os.IBinder
+import android.util.Log
 
 class SoundService: Service() {
 
@@ -34,4 +35,6 @@ class SoundService: Service() {
         super.onDestroy()
     }
 
+
+
 }
\ No newline at end of file