diff --git a/app/lib/interfaces/screens/track_mqtt_screen.dart b/app/lib/interfaces/screens/track_mqtt_screen.dart
index 1fa0bd8..99aaae6 100644
--- a/app/lib/interfaces/screens/track_mqtt_screen.dart
+++ b/app/lib/interfaces/screens/track_mqtt_screen.dart
@@ -41,14 +41,40 @@ class _TrackMQTTScreenState extends State<TrackMQTTScreen> {
             'CONNECTED: ${widget.client.connectionStatus!.state == MqttConnectionState.connected}'),
         Text(
             'MESSAGES: ${widget.client.connectionStatus!.state == MqttConnectionState.connected}'),
-        StreamBuilder<MqttPublishMessage>(
+        StreamBuilder<MqttPublishMessage?>(
             stream: widget.client.published,
             builder: (context, snapshot) {
+              MqttPublishMessage? message = snapshot.data;
+
+              String messageTopic = message?.variableHeader?.topicName ?? '';
+
+              print(message?.variableHeader?.topicName);
+
+              ///PARSING INFO
+              if (messageTopic == widget.mqttService.topicsDevice[0]) {
+                debugPrint(widget.mqttService.topicsDevice[0]);
+                print(String.fromCharCodes(snapshot.data!.payload.message));
+              } else if (messageTopic == widget.mqttService.topicsDevice[1]) {
+                debugPrint(widget.mqttService.topicsDevice[1]);
+                print(String.fromCharCodes(snapshot.data!.payload.message));
+              } else if (messageTopic == widget.mqttService.topicsDevice[2]) {
+                debugPrint(widget.mqttService.topicsDevice[2]);
+                print(String.fromCharCodes(snapshot.data!.payload.message));
+              } else if (messageTopic == widget.mqttService.topicsDevice[3]) {
+                debugPrint(widget.mqttService.topicsDevice[3]);
+                print(String.fromCharCodes(snapshot.data!.payload.message));
+              } else if (messageTopic == widget.mqttService.topicsDevice[4]) {
+                debugPrint(widget.mqttService.topicsDevice[4]);
+                print(String.fromCharCodes(snapshot.data!.payload.message));
+              } else {
+                debugPrint("NOT FOUND MATCHING!");
+              }
+
               return Column(
                 children: [
                   Text(
                       'Topic: ${snapshot.data?.variableHeader?.topicName}\nMessage: ${snapshot.data?.payload.message != null ? String.fromCharCodes(snapshot.data!.payload.message) : 'ND'}\n'),
-                  Row(
+                  /* Row(
                     mainAxisAlignment: MainAxisAlignment.spaceBetween,
                     children: [
                       GestureDetector(
@@ -101,7 +127,7 @@ class _TrackMQTTScreenState extends State<TrackMQTTScreen> {
                         ),
                       ),
                     ],
-                  ),
+                  ),*/
                 ],
               );
             }),
@@ -111,6 +137,8 @@ class _TrackMQTTScreenState extends State<TrackMQTTScreen> {
               widget.mqttService.unsubscribeToAllTopic();
 
               widget.mqttService.disconnect();
+
+              Navigator.of(context).pop();
             }),
       ],
     );
diff --git a/app/lib/interfaces/screens/track_screen.dart b/app/lib/interfaces/screens/track_screen.dart
index ca6f93c..3f72500 100644
--- a/app/lib/interfaces/screens/track_screen.dart
+++ b/app/lib/interfaces/screens/track_screen.dart
@@ -337,6 +337,8 @@ class _TrackScreenState extends State<TrackScreen> {
                     child: CupertinoButton.filled(
                         child: const Text('CONNECT TO MQTT'),
                         onPressed: () async {
+                          EasyLoading.show();
+
                           client = MqttServerClient(serverController.text, '');
                           mqttService =
                               MQTTService(client, deviceIdController.text);
@@ -354,6 +356,8 @@ class _TrackScreenState extends State<TrackScreen> {
                             mqttService.subscribeToAllTopic();
                           }
 
+                          EasyLoading.dismiss();
+
                           await UnitsSystem.loadFromSettings().then(
                               (unitsSystem) => Navigator.of(context).push(
                                       MaterialPageRoute(builder: (context) {
diff --git a/app/lib/services/mqtt_service.dart b/app/lib/services/mqtt_service.dart
index b5cfad6..14029cb 100644
--- a/app/lib/services/mqtt_service.dart
+++ b/app/lib/services/mqtt_service.dart
@@ -1,26 +1,18 @@
 import 'imports.dart';
 
-enum TopicDevice {
-  SYSTEM,
-  GPS_POSITION,
-  GPS_NAVIGATION,
-  MPU_ACCELERATION,
-  MPU_GYROSCOPE
-}
-
 class MQTTService {
   final MqttServerClient client;
   final String deviceId;
   MQTTService(this.client, this.deviceId);
 
   ///TOPICS
-  late List<String> topicsDevice = [
-    '$deviceId/SYSTEM',
-    '$deviceId/GPS_POSITION',
-    '$deviceId/GPS_NAVIGATION',
-    '$deviceId/MPU_ACCELERATION',
-    '$deviceId/MPU_GYROSCOPE'
-  ];
+  List<String> get topicsDevice => [
+        '$deviceId/SYSTEM',
+        '$deviceId/GPS_POSITION',
+        '$deviceId/GPS_NAVIGATION',
+        '$deviceId/MPU_ACCELERATION',
+        '$deviceId/MPU_GYROSCOPE'
+      ];
 
   String topicsPath(String topic) => '$deviceId/$topic';
 
diff --git a/app/pubspec.yaml b/app/pubspec.yaml
index ffe5017..62347d8 100644
--- a/app/pubspec.yaml
+++ b/app/pubspec.yaml
@@ -17,7 +17,7 @@ dependencies:
   provider: ^6.0.5
   path_provider: ^2.0.12
   uuid: ^3.0.7
-  syncfusion_flutter_maps: ^20.4.50
+  syncfusion_flutter_maps: ^20.4.51
   file_picker: ^5.2.5
   http: ^0.13.5
   flutter_libserialport: ^0.3.0