Notification comes in notification list but not pop ups on main screen – Telegram API

I am sharing two images please have a look on it you will understand my problem

in fist image notification comes successfully as shown better me notification but
I want it to come and show first on main screen as shown in second image just this telegram notification.

     public void onMessageReceived(RemoteMessage remoteMessage) {
        super.onMessageReceived(remoteMessage);

        Uri notification = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
        Ringtone r = RingtoneManager.getRingtone(getApplicationContext(), notification);
        //        r.play();
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
            r.setLooping(false);
        }

        // vibration
        Vibrator v = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
        long[] pattern = {100, 300, 300, 300};
        v.vibrate(pattern, -1);

         int resourceImage = getResources().getIdentifier(remoteMessage.getNotification().getIcon(), "drawable", getPackageName());

        NotificationCompat.Builder builder = new NotificationCompat.Builder(this, "CHANNEL_ID");
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            builder.setSmallIcon(R.mipmap.betterme);
        } else {
            builder.setSmallIcon(R.mipmap.betterme);
        }
        Intent resultIntent = new Intent(this, SplashScreen.class);
        PendingIntent pendingIntent = PendingIntent.getActivity(this, 1, resultIntent, PendingIntent.FLAG_UPDATE_CURRENT);

        builder.setContentTitle(remoteMessage.getNotification().getTitle());
        builder.setContentText(remoteMessage.getNotification().getBody());
        builder.setContentIntent(pendingIntent);
        builder.setStyle(new NotificationCompat.BigTextStyle().bigText(remoteMessage.getNotification().getBody()));
        builder.setAutoCancel(true);
        builder.setOngoing(true);
        builder.setPriority(NotificationCompat.PRIORITY_MAX);
        builder.setSound(notification);

        mNotificationManager = (NotificationManager) getApplicationContext().getSystemService(Context.NOTIFICATION_SERVICE);

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            String channelId = "Your_channel_id";
            NotificationChannel channel = new NotificationChannel(
                    channelId,
                    "Channel human readable title",
                    NotificationManager.IMPORTANCE_HIGH);
            AudioAttributes audioAttributes = new AudioAttributes.Builder()
                    .setUsage(AudioAttributes.USAGE_NOTIFICATION)
                    .build();
            channel.setSound(notification, audioAttributes);
            mNotificationManager.createNotificationChannel(channel);
            builder.setChannelId(channelId);
        }
        mNotificationManager.notify(100, builder.build());
    }
}

first image

second image