diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 19d10d4..5c33dac 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -5,6 +5,9 @@
         <package android:name="us.zoom.videomeetings" />
     </queries>
 
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.INTERNET"/>
 
     <application
         android:allowBackup="true"
@@ -26,5 +29,4 @@
             </intent-filter>
         </activity>
     </application>
-
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/de/joel/zoomhelper/MainActivity.java b/app/src/main/java/de/joel/zoomhelper/MainActivity.java
index 993c0fb..2e1093f 100644
--- a/app/src/main/java/de/joel/zoomhelper/MainActivity.java
+++ b/app/src/main/java/de/joel/zoomhelper/MainActivity.java
@@ -1,15 +1,20 @@
 package de.joel.zoomhelper;
 
+import android.Manifest;
 import android.annotation.SuppressLint;
+import android.app.DownloadManager;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.content.pm.PackageManager;
 import android.net.Uri;
 import android.os.Bundle;
+import android.os.Environment;
 import android.util.AttributeSet;
 import android.util.Base64;
 import android.view.View;
 import android.widget.AutoCompleteTextView;
+import android.widget.Button;
 import android.widget.EditText;
 import android.widget.ImageView;
 import android.widget.ScrollView;
@@ -17,6 +22,7 @@ import android.widget.Toast;
 
 import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.app.ActivityCompat;
 import androidx.core.content.pm.ShortcutInfoCompat;
 import androidx.core.content.pm.ShortcutManagerCompat;
 import androidx.core.graphics.drawable.IconCompat;
@@ -129,6 +135,7 @@ public class MainActivity extends AppCompatActivity {
         watchShareIcon();
         watchShortcutIcon();
 
+        watchTestDLIcon();
 
         if (Intent.ACTION_SEND.equals(action) && type != null) {
             if ("text/plain".equals(type)) {
@@ -147,6 +154,31 @@ public class MainActivity extends AppCompatActivity {
         }
     }
 
+    private void watchTestDLIcon() {
+        Button testDLBtn = findViewById(R.id.btnTestDL);
+
+        testDLBtn.setOnClickListener(v -> {
+            downloadAPK();
+        });
+    }
+
+    private void downloadAPK() {
+        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED
+                || ActivityCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
+
+            // this will request for permission when user has not granted permission for the app
+            ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE}, 1);
+        } else {
+            //Download Script
+            DownloadManager downloadManager = (DownloadManager) getSystemService(Context.DOWNLOAD_SERVICE);
+            Uri uri = Uri.parse("https://baldaufwd.de/ZoomHelper/ZoomHelper.apk");
+            DownloadManager.Request request = new DownloadManager.Request(uri);
+            request.setVisibleInDownloadsUi(true);
+            request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
+            request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, uri.getLastPathSegment());
+            downloadManager.enqueue(request);
+        }
+    }
 
     private void handleSendText(Intent intent) {
         String sharedText = intent.getStringExtra(Intent.EXTRA_TEXT);
diff --git a/app/src/main/res/layout/buttons.xml b/app/src/main/res/layout/buttons.xml
index c34617f..a3c946b 100644
--- a/app/src/main/res/layout/buttons.xml
+++ b/app/src/main/res/layout/buttons.xml
@@ -22,4 +22,14 @@
         android:text="@string/Join"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintTop_toTopOf="@+id/btnSave" />
+
+    <Button
+        android:id="@+id/btnTestDL"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentEnd="true"
+        android:onClick="btnJoin_onClick"
+        android:text="testDL"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/btnSave" />
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file