diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 0000000..fb7f4a8
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <bytecodeTargetLevel target="11" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index 2996d53..a0de2a1 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -1,14 +1,19 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
-        <compositeConfiguration>
-          <compositeBuild compositeDefinitionSource="SCRIPT" />
-        </compositeConfiguration>
+        <option name="testRunner" value="GRADLE" />
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="resolveModulePerSourceSet" value="false" />
+        <option name="gradleJvm" value="Embedded JDK" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+            <option value="$PROJECT_DIR$/app" />
+          </set>
+        </option>
       </GradleProjectSettings>
     </option>
   </component>
diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
new file mode 100644
index 0000000..558402f
--- /dev/null
+++ b/.idea/jarRepositories.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RemoteRepositoriesConfiguration">
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Maven Central repository" />
+      <option name="url" value="https://repo1.maven.org/maven2" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="jboss.community" />
+      <option name="name" value="JBoss Community repository" />
+      <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="Google" />
+      <option name="name" value="Google" />
+      <option name="url" value="https://maven.google.com/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="BintrayJCenter" />
+      <option name="name" value="BintrayJCenter" />
+      <option name="url" value="https://jcenter.bintray.com/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="C:\Users\entho\AppData\Local\Android\Sdk\extras\android\m2repository" />
+      <option name="name" value="C:\Users\entho\AppData\Local\Android\Sdk\extras\android\m2repository" />
+      <option name="url" value="file:/$USER_HOME$/AppData/Local/Android/Sdk/extras/android/m2repository" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="C:\Users\entho\AppData\Local\Android\Sdk\extras\m2repository" />
+      <option name="name" value="C:\Users\entho\AppData\Local\Android\Sdk\extras\m2repository" />
+      <option name="url" value="file:/$USER_HOME$/AppData/Local/Android/Sdk/extras/m2repository" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="C:\Users\entho\AppData\Local\Android\Sdk\extras\google\m2repository" />
+      <option name="name" value="C:\Users\entho\AppData\Local\Android\Sdk\extras\google\m2repository" />
+      <option name="url" value="file:/$USER_HOME$/AppData/Local/Android/Sdk/extras/google/m2repository" />
+    </remote-repository>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
index dfd2c79..6199cc2 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="JDK" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="11" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/.idea/modules.xml b/.idea/modules.xml
index 4cf73e5..c5bb708 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -2,8 +2,11 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
-      <module fileurl="file://$PROJECT_DIR$/CRUD.iml" filepath="$PROJECT_DIR$/CRUD.iml" />
-      <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/modules/CRUD-Android-App.iml" filepath="$PROJECT_DIR$/.idea/modules/CRUD-Android-App.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/modules/app/CRUD-Android-App.app.iml" filepath="$PROJECT_DIR$/.idea/modules/app/CRUD-Android-App.app.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/modules/app/CRUD-Android-App.app.androidTest.iml" filepath="$PROJECT_DIR$/.idea/modules/app/CRUD-Android-App.app.androidTest.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/modules/app/CRUD-Android-App.app.main.iml" filepath="$PROJECT_DIR$/.idea/modules/app/CRUD-Android-App.app.main.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/modules/app/CRUD-Android-App.app.unitTest.iml" filepath="$PROJECT_DIR$/.idea/modules/app/CRUD-Android-App.app.unitTest.iml" />
     </modules>
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
deleted file mode 100644
index 7f68460..0000000
--- a/.idea/runConfigurations.xml
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="RunConfigurationProducerService">
-    <option name="ignoredProducers">
-      <set>
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
-      </set>
-    </option>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
index e0ddc43..b51e922 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,11 +1,11 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 28
+    compileSdkVersion 33
     defaultConfig {
         applicationId "com.code_revolution.siswa"
         minSdkVersion 19
-        targetSdkVersion 28
+        targetSdkVersion 33
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
@@ -20,13 +20,13 @@ android {
 
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
+    implementation 'androidx.cardview:cardview:1.0.0'
+    implementation 'androidx.recyclerview:recyclerview:1.2.1'
+    implementation 'androidx.appcompat:appcompat:1.4.2'
     androidTestImplementation('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
-    implementation 'com.android.support:appcompat-v7:28.0.0'
-    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
-    implementation 'com.android.volley:volley:1.1.1'
-    implementation 'com.android.support:cardview-v7:28.0.0'
-    implementation 'com.android.support:recyclerview-v7:28.0.0'
-    testImplementation 'junit:junit:4.12'
+    implementation 'com.android.support.constraint:constraint-layout:2.0.4'
+    implementation 'com.android.volley:volley:1.2.1'
+    testImplementation 'junit:junit:4.13.2'
 }
diff --git a/app/src/main/java/com/shashank/crud/EditActivity.java b/app/src/main/java/com/shashank/crud/EditActivity.java
index a4cbfa2..d5f2175 100644
--- a/app/src/main/java/com/shashank/crud/EditActivity.java
+++ b/app/src/main/java/com/shashank/crud/EditActivity.java
@@ -1,7 +1,7 @@
 package com.shashank.crud;
 
 import android.app.ProgressDialog;
-import android.support.v7.app.AppCompatActivity;
+import androidx.appcompat.app.AppCompatActivity;
 import android.os.Bundle;
 import android.text.TextUtils;
 import android.view.View;
diff --git a/app/src/main/java/com/shashank/crud/ListActivity.java b/app/src/main/java/com/shashank/crud/ListActivity.java
index f6a3aeb..549740d 100644
--- a/app/src/main/java/com/shashank/crud/ListActivity.java
+++ b/app/src/main/java/com/shashank/crud/ListActivity.java
@@ -3,16 +3,17 @@
 import android.app.ProgressDialog;
 import android.content.Intent;
 import android.database.Cursor;
-import android.support.v7.app.AppCompatActivity;
+import androidx.appcompat.app.AppCompatActivity;
 import android.os.Bundle;
-import android.support.v7.widget.DefaultItemAnimator;
-import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.widget.ListView;
 import android.widget.Toast;
 
+import androidx.recyclerview.widget.DefaultItemAnimator;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
 import com.android.volley.AuthFailureError;
 import com.android.volley.Request;
 import com.android.volley.Response;
diff --git a/app/src/main/java/com/shashank/crud/MainActivity.java b/app/src/main/java/com/shashank/crud/MainActivity.java
index 23e879e..890ad1d 100644
--- a/app/src/main/java/com/shashank/crud/MainActivity.java
+++ b/app/src/main/java/com/shashank/crud/MainActivity.java
@@ -1,7 +1,6 @@
 package com.shashank.crud;
 
 import android.app.ProgressDialog;
-import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.text.TextUtils;
 import android.view.View;
@@ -9,6 +8,8 @@
 import android.widget.EditText;
 import android.widget.Toast;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 import com.android.volley.AuthFailureError;
 import com.android.volley.Request;
 import com.android.volley.Response;
diff --git a/app/src/main/java/com/shashank/crud/MyAdapter.java b/app/src/main/java/com/shashank/crud/MyAdapter.java
index 26a6efb..927a2af 100644
--- a/app/src/main/java/com/shashank/crud/MyAdapter.java
+++ b/app/src/main/java/com/shashank/crud/MyAdapter.java
@@ -5,14 +5,15 @@
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.support.v7.app.AlertDialog;
-import android.support.v7.widget.CardView;
-import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.TextView;
 import android.widget.Toast;
 
+import androidx.cardview.widget.CardView;
+import androidx.recyclerview.widget.RecyclerView;
+
 import com.android.volley.AuthFailureError;
 import com.android.volley.Request;
 import com.android.volley.Response;
diff --git a/build.gradle b/build.gradle
index 54dc31f..e3786d9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.3.1'
+        classpath 'com.android.tools.build:gradle:7.2.2'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index bb27645..05ca367 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.3-all.zip