diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8e6a808a..ccfd5655 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -93,9 +93,9 @@ jobs:
           remote-reader/app/build/outputs/apk
 
   ACardEmulator-ubuntu:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - run: .github/build-ACardEmulator.sh
     - uses: actions/upload-artifact@v4
       with:
diff --git a/ACardEmulator/app/build.gradle b/ACardEmulator/app/build.gradle
index 3e379fac..fb5e1404 100644
--- a/ACardEmulator/app/build.gradle
+++ b/ACardEmulator/app/build.gradle
@@ -1,20 +1,12 @@
 apply plugin: 'com.android.application'
-apply plugin: 'com.github.johnrengelman.shadow'
-
-import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
-task shadowJar(type: ShadowJar) {
-    configurations = [project.configurations.shadow]
-}
-tasks.withType(JavaCompile) {
-    compileTask -> compileTask.dependsOn shadowJar
-}
 
 android {
-    compileSdkVersion 23
+    compileSdkVersion 34
     defaultConfig {
         applicationId "com.vsmartcard.acardemulator"
-        minSdkVersion 19
-        targetSdkVersion 29
+        minSdkVersion 21
+        //noinspection ExpiredTargetSdkVersion
+        targetSdkVersion 30
         versionCode 8
         versionName "3.5"
     }
@@ -24,6 +16,9 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
+    buildFeatures {
+        buildConfig true
+    }
     flavorDimensions "distribution"
     productFlavors {
         full {
@@ -51,9 +46,6 @@ android {
         main.java.srcDirs += 'src/main/external/ykneo-openpgp/applet/src'
         main.java.srcDirs += 'src/main/external/ykneo-oath/applet/src'
     }
-    shadowJar {
-        relocate 'org.bouncycastle', 'com.vsmartcard.acardemulator.org.bouncycastle'
-    }
 }
 
 android.applicationVariants.all { variant ->
@@ -77,16 +69,17 @@ android.applicationVariants.all { variant ->
     }
 }
 
-dependencies {
-    shadow localGroovy()
-    shadow gradleApi()
+repositories {
+    mavenCentral()
+}
 
+dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation 'com.android.support:appcompat-v7:23.0.1'
-    implementation 'com.android.support:support-v4:23.0.1'
-    implementation 'com.android.support:design:23.2.1'
-    implementation 'com.journeyapps:zxing-android-embedded:3.2.0@aar'
-    implementation 'com.google.zxing:core:3.2.1'
+    implementation 'androidx.appcompat:appcompat:1.7.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'com.google.android.material:material:1.12.0'
+    implementation 'com.journeyapps:zxing-android-embedded:4.3.0@aar'
+    implementation 'com.google.zxing:core:3.4.1'
     implementation 'org.bouncycastle:bcprov-jdk14:1.46'
     fullImplementation files('libs/sdk-v1.0.0.jar')
 }
diff --git a/ACardEmulator/app/src/fdroid/java/com/vsmartcard/acardemulator/SmartcardProviderService.java b/ACardEmulator/app/src/fdroid/java/com/vsmartcard/acardemulator/SmartcardProviderService.java
index 78c0f7ca..dc0177de 100644
--- a/ACardEmulator/app/src/fdroid/java/com/vsmartcard/acardemulator/SmartcardProviderService.java
+++ b/ACardEmulator/app/src/fdroid/java/com/vsmartcard/acardemulator/SmartcardProviderService.java
@@ -21,7 +21,8 @@
 
 import android.app.IntentService;
 import android.content.Intent;
-import android.support.annotation.Nullable;
+
+import androidx.annotation.Nullable;
 
 public class SmartcardProviderService extends IntentService {
     public SmartcardProviderService () {
diff --git a/ACardEmulator/app/src/main/AndroidManifest.xml b/ACardEmulator/app/src/main/AndroidManifest.xml
index 9cd3a626..6d3405d5 100644
--- a/ACardEmulator/app/src/main/AndroidManifest.xml
+++ b/ACardEmulator/app/src/main/AndroidManifest.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.vsmartcard.acardemulator" >
-
+<manifest xmlns:tools="http://schemas.android.com/tools"
+    xmlns:android="http://schemas.android.com/apk/res/android">
 
     <uses-permission android:name="android.permission.INTERNET"/>
     <uses-permission android:name="android.permission.NFC" />
+
     <uses-feature android:name="android.hardware.nfc.hce" android:required="true" />
     
     <uses-permission android:name="android.permission.BLUETOOTH" />
diff --git a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/AppCompatPreferenceActivity.java b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/AppCompatPreferenceActivity.java
index e194461b..d0b2ab2b 100644
--- a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/AppCompatPreferenceActivity.java
+++ b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/AppCompatPreferenceActivity.java
@@ -3,11 +3,12 @@
 import android.content.res.Configuration;
 import android.os.Bundle;
 import android.preference.PreferenceActivity;
-import android.support.annotation.LayoutRes;
-import android.support.annotation.Nullable;
-import android.support.v7.app.ActionBar;
-import android.support.v7.app.AppCompatDelegate;
-import android.support.v7.widget.Toolbar;
+import androidx.annotation.LayoutRes;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AppCompatDelegate;
+import androidx.appcompat.widget.Toolbar;
+
 import android.view.MenuInflater;
 import android.view.View;
 import android.view.ViewGroup;
diff --git a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/EmulatorHostApduService.java b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/EmulatorHostApduService.java
index a0fe639c..31641c77 100644
--- a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/EmulatorHostApduService.java
+++ b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/EmulatorHostApduService.java
@@ -22,7 +22,7 @@
 import android.content.Intent;
 import android.nfc.cardemulation.HostApduService;
 import android.os.Bundle;
-import android.support.v4.content.LocalBroadcastManager;
+import androidx.localbroadcastmanager.content.LocalBroadcastManager;
 import android.util.Log;
 
 import com.vsmartcard.acardemulator.emulators.EmulatorSingleton;
diff --git a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/MainActivity.java b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/MainActivity.java
index 325e0b48..132452f3 100644
--- a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/MainActivity.java
+++ b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/MainActivity.java
@@ -19,7 +19,6 @@
 
 package com.vsmartcard.acardemulator;
 
-import android.app.AlertDialog;
 import android.content.BroadcastReceiver;
 import android.content.ClipData;
 import android.content.ClipboardManager;
@@ -30,19 +29,23 @@
 import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
-import android.support.design.widget.FloatingActionButton;
-import android.support.design.widget.Snackbar;
-import android.support.v4.content.LocalBroadcastManager;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.widget.TextView;
 import android.widget.Toast;
 
+import androidx.appcompat.app.AlertDialog;
+
+import com.google.android.material.floatingactionbutton.FloatingActionButton;
+import com.google.android.material.snackbar.Snackbar;
 import com.vsmartcard.acardemulator.emulators.EmulatorSingleton;
 
+import ACardEmulator.BuildConfig;
+import ACardEmulator.R;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.localbroadcastmanager.content.LocalBroadcastManager;
 
 public class MainActivity extends AppCompatActivity {
 
@@ -135,26 +138,25 @@ public boolean onCreateOptionsMenu(Menu menu) {
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         // Handle presses on the action bar items
-        switch (item.getItemId()) {
-            case R.id.action_copy:
-                // Code to Copy the content of Text View to the Clip board.
-                ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
-                ClipData clip = ClipData.newPlainText("simple text", textViewVPCDStatus.getText());
-                clipboard.setPrimaryClip(clip);
-                Toast.makeText(getApplicationContext(), "Log copied to clipboard.",
-                        Toast.LENGTH_LONG).show();
-                return true;
-            case R.id.action_delete:
+        if (item.getItemId() == R.id.action_copy) {
+            // Code to Copy the content of Text View to the Clip board.
+            ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
+            ClipData clip = ClipData.newPlainText("simple text", textViewVPCDStatus.getText());
+            clipboard.setPrimaryClip(clip);
+            Toast.makeText(getApplicationContext(), "Log copied to clipboard.",
+                    Toast.LENGTH_LONG).show();
+            return true;
+        } else if (item.getItemId() == R.id.action_delete) {
                 textViewVPCDStatus.setText("");
-                return true;
-            case R.id.action_help:
-                showStartupMessage();
-                return true;
-            case R.id.action_settings:
-                startActivity(new Intent(this, SettingsActivity.class));
-                return true;
-            default:
-                return super.onOptionsItemSelected(item);
+            return true;
+        } else if (item.getItemId() == R.id.action_help) {
+            showStartupMessage();
+            return true;
+        } else if (item.getItemId() == R.id.action_settings) {
+            startActivity(new Intent(this, SettingsActivity.class));
+            return true;
+        } else {
+            return super.onOptionsItemSelected(item);
         }
     }
 
@@ -175,4 +177,4 @@ protected void onPause() {
             dialog.dismiss();
         super.onPause();
     }
-}
+}
\ No newline at end of file
diff --git a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/SettingsActivity.java b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/SettingsActivity.java
index 1035af7a..7a779fb0 100644
--- a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/SettingsActivity.java
+++ b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/SettingsActivity.java
@@ -34,14 +34,18 @@
 import android.preference.PreferenceFragment;
 import android.preference.PreferenceManager;
 import android.preference.SwitchPreference;
-import android.support.design.widget.Snackbar;
-import android.support.v7.app.ActionBar;
+import com.google.android.material.snackbar.Snackbar;
 import android.view.MenuItem;
 
+import androidx.appcompat.app.ActionBar;
+
 import com.google.zxing.integration.android.IntentIntegrator;
 import com.google.zxing.integration.android.IntentResult;
 import com.vsmartcard.acardemulator.emulators.VICCEmulator;
 
+import ACardEmulator.BuildConfig;
+import ACardEmulator.R;
+
 /**
  * A {@link PreferenceActivity} that presents a set of application settings. On
  * handset devices, settings are presented as a single list. On tablets,
@@ -65,7 +69,7 @@ protected void onCreate(Bundle savedInstanceState) {
     }
 
     /**
-     * Set up the {@link android.app.ActionBar}, if the API is available.
+     * Set up the {@link ActionBar}, if the API is available.
      */
     private void setupActionBar() {
         ActionBar actionBar = getSupportActionBar();
diff --git a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/emulators/EmulatorSingleton.java b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/emulators/EmulatorSingleton.java
index ea418c88..c1df55b4 100644
--- a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/emulators/EmulatorSingleton.java
+++ b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/emulators/EmulatorSingleton.java
@@ -22,16 +22,12 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
-import android.content.res.Resources;
 import android.content.res.XmlResourceParser;
-import android.nfc.NfcAdapter;
-import android.nfc.cardemulation.CardEmulation;
 import android.preference.PreferenceManager;
-import android.support.annotation.XmlRes;
-import android.support.v4.content.LocalBroadcastManager;
 import android.util.Log;
 
-import com.vsmartcard.acardemulator.R;
+import androidx.localbroadcastmanager.content.LocalBroadcastManager;
+
 import com.vsmartcard.acardemulator.Util;
 
 import org.xmlpull.v1.XmlPullParser;
@@ -41,6 +37,8 @@
 import java.util.ArrayList;
 import java.util.List;
 
+import ACardEmulator.R;
+
 public class EmulatorSingleton {
     public static final String TAG = "com.vsmartcard.acardemulator.EmulatorService";
     public static final String EXTRA_CAPDU = "MSG_CAPDU";
diff --git a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/emulators/JCEmulator.java b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/emulators/JCEmulator.java
index a4250e64..ed1e433a 100644
--- a/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/emulators/JCEmulator.java
+++ b/ACardEmulator/app/src/main/java/com/vsmartcard/acardemulator/emulators/JCEmulator.java
@@ -2,18 +2,19 @@
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.v4.content.LocalBroadcastManager;
+
+import androidx.localbroadcastmanager.content.LocalBroadcastManager;
 
 import com.licel.jcardsim.base.Simulator;
 import com.licel.jcardsim.base.SimulatorRuntime;
 import com.licel.jcardsim.utils.AIDUtil;
 import com.mysmartlogon.gidsApplet.GidsApplet;
-import com.vsmartcard.acardemulator.R;
 import com.vsmartcard.acardemulator.Util;
 
 import net.pwendland.javacard.pki.isoapplet.IsoApplet;
 import net.cooperi.pivapplet.PivApplet;
 
+import ACardEmulator.R;
 import openpgpcard.OpenPGPApplet;
 import pkgYkneoOath.YkneoOath;
 
diff --git a/ACardEmulator/app/src/main/res/layout/activity_main.xml b/ACardEmulator/app/src/main/res/layout/activity_main.xml
index cc41a10b..45069a6b 100644
--- a/ACardEmulator/app/src/main/res/layout/activity_main.xml
+++ b/ACardEmulator/app/src/main/res/layout/activity_main.xml
@@ -1,4 +1,4 @@
-<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
@@ -6,14 +6,14 @@
     android:fitsSystemWindows="true"
     tools:context="com.vsmartcard.acardemulator.MainActivity">
 
-    <android.support.design.widget.AppBarLayout
+    <com.google.android.material.appbar.AppBarLayout
         android:id="@+id/app_bar"
         android:layout_width="match_parent"
         android:layout_height="@dimen/app_bar_height"
         android:fitsSystemWindows="true"
         android:theme="@style/AppTheme.AppBarOverlay">
 
-        <android.support.design.widget.CollapsingToolbarLayout
+        <com.google.android.material.appbar.CollapsingToolbarLayout
             android:id="@+id/toolbar_layout"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
@@ -21,17 +21,17 @@
             app:contentScrim="?attr/colorPrimary"
             app:layout_scrollFlags="scroll|exitUntilCollapsed">
 
-            <android.support.v7.widget.Toolbar
+            <androidx.appcompat.widget.Toolbar
                 android:id="@+id/toolbar"
                 android:layout_width="match_parent"
                 android:layout_height="?attr/actionBarSize"
                 app:layout_collapseMode="pin"
                 app:popupTheme="@style/AppTheme.PopupOverlay" />
 
-        </android.support.design.widget.CollapsingToolbarLayout>
-    </android.support.design.widget.AppBarLayout>
+        </com.google.android.material.appbar.CollapsingToolbarLayout>
+    </com.google.android.material.appbar.AppBarLayout>
 
-    <android.support.v4.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    <androidx.core.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
         xmlns:app="http://schemas.android.com/apk/res-auto"
         xmlns:tools="http://schemas.android.com/tools"
         android:layout_width="wrap_content"
@@ -44,9 +44,9 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:id="@+id/textViewLog" />
-    </android.support.v4.widget.NestedScrollView>
+    </androidx.core.widget.NestedScrollView>
 
-    <android.support.design.widget.FloatingActionButton
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
         android:id="@+id/fab"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
@@ -55,4 +55,4 @@
         app:layout_anchor="@id/app_bar"
         app:layout_anchorGravity="bottom|end" />
 
-</android.support.design.widget.CoordinatorLayout>
\ No newline at end of file
+</androidx.coordinatorlayout.widget.CoordinatorLayout>
diff --git a/ACardEmulator/build.gradle b/ACardEmulator/build.gradle
index ce22669c..b42129ec 100644
--- a/ACardEmulator/build.gradle
+++ b/ACardEmulator/build.gradle
@@ -2,12 +2,11 @@
 
 buildscript {
     repositories {
-        jcenter()
+        mavenCentral()
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.2'
-        classpath 'com.github.jengelman.gradle.plugins:shadow:2.0.4'
+        classpath 'com.android.tools.build:gradle:8.5.0'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -16,7 +15,18 @@ buildscript {
 
 allprojects {
     repositories {
-        jcenter()
+        mavenCentral()
         google()
     }
-}
+    subprojects {
+        afterEvaluate { project ->
+            if (project.hasProperty('android')) {
+                project.android {
+                    if (namespace == null) {
+                        namespace project.group
+                    }
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/ACardEmulator/gradle.properties b/ACardEmulator/gradle.properties
index 1d3591c8..e7bcd1b7 100644
--- a/ACardEmulator/gradle.properties
+++ b/ACardEmulator/gradle.properties
@@ -15,4 +15,8 @@
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
-# org.gradle.parallel=true
\ No newline at end of file
+# org.gradle.parallel=true
+android.enableJetifier=true
+android.nonFinalResIds=false
+android.nonTransitiveRClass=true
+android.useAndroidX=true
\ No newline at end of file
diff --git a/ACardEmulator/gradle/wrapper/gradle-wrapper.properties b/ACardEmulator/gradle/wrapper/gradle-wrapper.properties
index 60fe95ed..aa830972 100644
--- a/ACardEmulator/gradle/wrapper/gradle-wrapper.properties
+++ b/ACardEmulator/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Mon Jul 17 07:31:31 CEST 2017
+#Fri Nov 29 01:41:23 CET 2024
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.6-all.zip