diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 59c4931..21e4dec 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -13,8 +13,8 @@ android {
         applicationId = "com.magix.atcommand"
         minSdk = 30
         targetSdk = 33
-        versionCode = 5
-        versionName = "0.0.4"
+        versionCode = 6
+        versionName = "0.0.5"
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
 
@@ -47,6 +47,7 @@ dependencies {
     androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
     implementation("com.github.mik3y:usb-serial-for-android:3.7.0")
     implementation("com.google.android.gms:play-services-location:21.0.1")
+    implementation("androidx.webkit:webkit:1.9.0")
 }
 
 
diff --git a/app/src/main/assets/assets/js/custom-chat.js b/app/src/main/assets/assets/js/custom-chat.js
index e20a495..e2ebb62 100644
--- a/app/src/main/assets/assets/js/custom-chat.js
+++ b/app/src/main/assets/assets/js/custom-chat.js
@@ -27,7 +27,8 @@ function receiveJsonUserChat(jsonString, newMessage="false") {
             message.timestamp,
             message.favourite,
             `./../assets/media/avatar/${message.senderUUID}.png`,
-            index === 0 ? needDivider : false
+            index === 0 ? needDivider : false,
+            message.rssi
         );
     });
     if(newMessage != "false"){
@@ -56,6 +57,7 @@ function receiveGroupJsonUserChat(jsonString,newMessage = "false"){
             message.favourite,
             `./../assets/media/avatar/${message.senderUUID}.png`,
             index === 0 ? needDivider : false,
+            message.rssi,
             true
         );
     });
@@ -92,7 +94,8 @@ function addMessageDivider() {
 }
 
 // Genera il contenuto della chat
-function insertMessagesIntoContainer(messageID, myUUID, senderUUID, receiverUUID, messageText, messageDate, favourite, avatarSrc, needDivider, isGroup=false) {
+function insertMessagesIntoContainer(messageID, myUUID, senderUUID, receiverUUID, messageText, messageDate, favourite, avatarSrc, needDivider, rssi, isGroup=false) {
+    console.log(rssi);
     const isSelf = myUUID === senderUUID;
     const messageClass = isSelf ? 'message self' : 'message';
     let messageContent = '';
@@ -110,6 +113,11 @@ function insertMessagesIntoContainer(messageID, myUUID, senderUUID, receiverUUID
                 <div class="message-content">
                     ${isGroup && senderUUID !== myUUID ? `<h6 class="text-dark">${senderUUID}</h6>` : ''}
                     <span>${messageText}</span>
+                    ${!isSelf ? `
+                        <div class="contacts-info">
+                            <span class="rssi" style="opacity: 0.3;">rssi: ${rssi}dB</span>
+                        </div>
+                    ` : ''}
                 </div>
             </div>
             <div class="message-options">
diff --git a/app/src/main/java/com/magix/atcommand/MainActivity.kt b/app/src/main/java/com/magix/atcommand/MainActivity.kt
index 047dbb1..6cc9676 100644
--- a/app/src/main/java/com/magix/atcommand/MainActivity.kt
+++ b/app/src/main/java/com/magix/atcommand/MainActivity.kt
@@ -49,6 +49,7 @@ import androidx.core.content.ContextCompat
 import com.google.android.gms.location.FusedLocationProviderClient
 import com.google.android.gms.location.LocationServices
 import com.hoho.android.usbserial.driver.UsbSerialDriver
+import java.net.URLEncoder
 import java.util.Timer
 import java.util.TimerTask
 import kotlin.concurrent.timerTask
@@ -197,7 +198,6 @@ class MainActivity : AppCompatActivity() {
             val webAppInterface = WebAppInterface(this)
             webView.addJavascriptInterface(webAppInterface, "Android")
             webView.loadUrl("file:///android_asset/dark-skin/index.html")
-
         }
 
         webView.webViewClient = object : WebViewClient() {
@@ -209,6 +209,11 @@ class MainActivity : AppCompatActivity() {
                         disableTextareaAndLoadingIndicator()
                     }
                 }
+                if (currentPage == "Homepage"){
+                    if (!isDeviceConnected) {
+                        addOverlayDeviceDisconnected()
+                    }
+                }
             }
         }
 
@@ -221,6 +226,7 @@ class MainActivity : AppCompatActivity() {
         createTableUsers(db)
         createTableMessage(db)
         createTableGroups(db)
+        createTableCoordinates(db)
 
         /*
          Creo il gruppo Multicast se non esiste
@@ -611,6 +617,21 @@ class MainActivity : AppCompatActivity() {
         }
     }
 
+    /*
+    Carica Google Maps
+     */
+    fun loadMap(){
+        val latitude = 40.7128
+        val longitude = -74.0060
+        val zoomLevel = 15
+
+        val markerUrl = "https://www.openstreetmap.org/?mlat=$latitude&mlon=$longitude#map=$zoomLevel/$latitude/$longitude"
+        val encodedUrl = URLEncoder.encode(markerUrl, "UTF-8")
+
+        val mapUrl = "https://www.openstreetmap.org/export/embed.html"
+        webView.loadUrl(mapUrl)
+    }
+
     /*
     Funzione che controlla ogni 3 secondi lo stato della funzione readSerial()
      */
@@ -833,6 +854,24 @@ class MainActivity : AppCompatActivity() {
         db.execSQL(query)
     }
 
+    /*
+     Creo la tabella 'coordinates'
+     */
+    private fun createTableCoordinates(db: SQLiteDatabase) {
+        val query = """
+        CREATE TABLE IF NOT EXISTS coordinates (
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            receiverUUID TEXT,
+            latitude INTEGER DEFAULT NULL,
+            longitude INTEGER DEFAULT NULL,
+            rssi INTEGER DEFAULT NULL,
+            snr INTEGER DEFAULT NULL,
+            timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+        )
+    """.trimIndent()
+        db.execSQL(query)
+    }
+
     fun deleteMessageById(db: SQLiteDatabase, messageId: Int) {
         val whereClause = "id = ?"
         val whereArgs = arrayOf(messageId.toString())
@@ -1486,7 +1525,7 @@ class MainActivity : AppCompatActivity() {
         val jsonArray = JSONArray()
 
         val query = (
-                "SELECT id, senderUUID, receiverUUID, content, timestamp, favourite FROM messages " +
+                "SELECT id, senderUUID, receiverUUID, content, timestamp, favourite, rssi FROM messages " +
                         "WHERE (senderUUID = '$userUUID' OR receiverUUID = '$userUUID') " +
                         "AND hasGroup != 1 " +  // Aggiunta della condizione per escludere hasGroup = 1
                         "ORDER BY timestamp DESC LIMIT 50"
@@ -1503,6 +1542,7 @@ class MainActivity : AppCompatActivity() {
             val content = cursor.getString(3)
             val timestamp = cursor.getString(4)
             val favourite = cursor.getInt(5)
+            val rssi = cursor.getInt(6)
 
             val jsonObject = JSONObject()
             jsonObject.put("id", messageId)
@@ -1512,6 +1552,7 @@ class MainActivity : AppCompatActivity() {
             jsonObject.put("timestamp", timestamp)
             jsonObject.put("favourite", favourite)
             jsonObject.put("myUUID", myUUID)
+            jsonObject.put("rssi", rssi)
             jsonArray.put(jsonObject)
             cursor.moveToPrevious()
         }
@@ -1550,7 +1591,7 @@ class MainActivity : AppCompatActivity() {
         val jsonArray = JSONArray()
 
         val query = (
-                "SELECT id, senderUUID, receiverUUID, content, timestamp, favourite FROM messages " +
+                "SELECT id, senderUUID, receiverUUID, content, timestamp, favourite, rssi FROM messages " +
                         "WHERE hasGroup = 1 AND IDGroup = $groupID " +
                         "ORDER BY timestamp DESC LIMIT 50"
                 )
@@ -1565,6 +1606,7 @@ class MainActivity : AppCompatActivity() {
                 val content = cursor.getString(3)
                 val timestamp = cursor.getString(4)
                 val favourite = cursor.getInt(5)
+                val rssi = cursor.getInt(6)
 
                 val jsonObject = JSONObject()
                 jsonObject.put("id", messageId)
@@ -1574,6 +1616,8 @@ class MainActivity : AppCompatActivity() {
                 jsonObject.put("timestamp", timestamp)
                 jsonObject.put("favourite", favourite)
                 jsonObject.put("myUUID", myUUID)
+                jsonObject.put("rssi", rssi)
+
                 jsonArray.put(jsonObject)
             } while (cursor.moveToPrevious())
         }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 1afdd6f..39c7172 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -25,4 +25,5 @@
     <string name="lora_retry_number">3</string>
     <string name="lora_question">\u003F</string>
     <string name="lora_prefix">AT+</string>
+    <string name="google_maps_key">AIzaSyAaLoeuhYn-pCwhKyQ1AUPsu9rcsSxOodc</string>
 </resources>
\ No newline at end of file