no recibo push cuando la aplicación esta abierta

[giantonti1801]

hola foro alguna idea porque no recibo la notificación push cuando la aplicación está abierta? recibo la notificación si la aplicación está cerrada o en segundo plano pero si está abierta no recibo nada

Código Delphi [-]
procedure TForminicio.FormCreate(Sender: TObject);
var
   PushService: TPushService;
   ServiceConnection: TPushServiceConnection;
   Notifications: TArray;
   const
   permRead = 'android.permission.READ_EXTERNAL_STORAGE';
   permWrite = 'android.permission.WRITE_EXTERNAL_STORAGE';
 begin
   VKAutoShowMode := TVKAutoShowMode.Always;
   VertScrollBox1.OnCalcContentBounds := CalcContentBoundsProc;

   PushService :=
   TPushServiceManager.Instance.GetServiceByName(TPushService.TServiceNames.FCM);
   ServiceConnection := TPushServiceConnection.Create(PushService);
   ServiceConnection.Active := True;
   ServiceConnection.OnChange := OnServiceConnectionChange;
   ServiceConnection.OnReceiveNotification := OnReceiveNotificationEvent;

   FDeviceId :=
   PushService.DeviceIDValue[TPushService.TDeviceIDNames.DeviceId];
   MemoLog.Lines.Add('DeviceID: ' + FDeviceId);
   MemoLog.Lines.Add('Ready to receive!');

   // Checks notification on startup, if application was launched fromcold start
   // by tapping on Notification in Notification Center
   Notifications := PushService.StartupNotifications;
   if Length(Notifications) > 0 then
   begin
       MemoLog.Lines.Add('-----------------------------------------');
       MemoLog.Lines.Add('DataKey = ' + Notifications[0].DataKey);
       MemoLog.Lines.Add('Json = ' + Notifications[0].Json.ToString);
       MemoLog.Lines.Add('DataObject = ' +
       Notifications[0].DataObject.ToString);
       MemoLog.Lines.Add('-----------------------------------------');
       
   end;
       LabelID_device.Text:=FDeviceId;



end;

Código Delphi [-]
procedure TForminicio.PushEvents1PushReceived(Sender: TObject;
  const AData: TPushData);
  var
  NC: TNotificationCenter ;
  N: TNotification;
  begin
  MemoLog.Lines.Add('Push recibido' + lineFeed);
  NC := TNotificationCenter.Create(Nil);
  N := NC.CreateNotification;
  try
    if NC.Supported  then
    begin
      N.Title := 'Tiene una VIsita';
      N.AlertBody := AData.Message;
      N.EnableSound := True;
      N.Number := 1;
      NC.ApplicationIconBadgeNumber := 1;
      NC.PresentNotification(N);
      
      
    end;

      finally
     NC.Free;
     N.Free;
  end;
 end;

Código Delphi [-]
procedure TForminicio.OnServiceConnectionChange(Sender: TObject;
  PushChanges: TPushService.TChanges);
var
  PushService: TPushService;
begin
  PushService := TPushServiceManager.Instance.GetServiceByName
    (TPushService.TServiceNames.FCM);
  if TPushService.TChange.DeviceToken in PushChanges then
  begin
    FDeviceToken := PushService.DeviceTokenValue
    [TPushService.TDeviceTokenNames.DeviceToken];
    MemoLog.Lines.Add('Firebase Token: ' + FDeviceToken);
    LabelToken.Text:= FDeviceToken;
    
    end;
    Log.d('Firebase device token: token=' + FDeviceToken);
  end;
  if (TPushService.TChange.Status in PushChanges) and
    (PushService.Status = TPushService.TStatus.StartupError) then
    MemoLog.Lines.Add('Error: ' + PushService.StartupError);
end;


procedure TForminicio.PushEvents1DeviceRegistered(Sender: TObject);
begin
  MemoLog.Lines.Add('Device Registrado:' +lineFeed);
end;

procedure TForminicio.PushEvents1DeviceTokenReceived(Sender: TObject);
begin
MemoLog.Lines.Add('Device Token recibido:' +lineFeed);
end;

procedure TForminicio.PushEvents1DeviceTokenRequestFailed(Sender: TObject;
  const AErrorMessage: string);
begin
    MemoLog.Lines.Add('Error:' +lineFeed);
    MemoLog.Lines.Add(AErrorMessage +lineFeed);
end;

estoy desarrollando con delphi 11 y la notificaciones push en firebase