title: Display FCM large notification icon
body: <p>I am new to android. I have created FCM large notification. Now what I want to do, how can I make notification like image Large Imag I trying to make it large icon but I filed. Thank you for help.</p>
  
  <p><img src="https://i.stack.imgur.com/7Aw9e.png" alt="enter image description here"></p>
  
  <p><strong>FcmMessagingService : java</strong></p>
  
  <pre><code>private void ManualNotification(String title, String messageBody) {
      Intent intent = new Intent(this, MainActivity.class);
      Bundle bundle = new Bundle();
      bundle.putString("message", messageBody);
      intent.putExtras(bundle);
      intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
      PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_ONE_SHOT);
      Bitmap bmp = BitmapFactory.decodeResource(this.getResources(), R.mipmap.ic_launcher);
      Notification.BigPictureStyle bigpicture = new Notification.BigPictureStyle();
      bigpicture.bigPicture(bmp);
      NotificationCompat.Builder notificationBuilder = (NotificationCompat.Builder) new NotificationCompat.Builder(this)
              .setSmallIcon(R.drawable.notifcation)
              .setContentTitle(title)
              //.setContentText(messageBody)
              .setLargeIcon(bmp)
              .setContentIntent(pendingIntent)
              .setStyle(new NotificationCompat.BigTextStyle().bigText(messageBody))
              .setContentText(messageBody).setLights(Color.YELLOW, 300, 300)
              .setVibrate(new long[]{100, 250})
              .setDefaults(Notification.DEFAULT_SOUND)
              .setAutoCancel(true);
      NotificationManager notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
      notificationManager.notify(0, notificationBuilder.build());
  }
  </code></pre>