diff --git a/lib/modules/cx_module/chat/call/services/webrtc_service.dart b/lib/modules/cx_module/chat/call/services/webrtc_service.dart
index 13d85dd7..4900b441 100644
--- a/lib/modules/cx_module/chat/call/services/webrtc_service.dart
+++ b/lib/modules/cx_module/chat/call/services/webrtc_service.dart
@@ -186,15 +186,15 @@ class WebRTCService {
       // Setup peer connection event handlers
       _setupPeerConnectionListeners();
 
-      // CRITICAL FIX: Enable speakerphone by default for audio calls
-      // This ensures audio plays through the loudspeaker instead of the quiet earpiece
-      log('🔊 [WebRTC] Enabling speakerphone by default for audio call...', name: 'WebRTCService');
+      // CRITICAL FIX: Keep speakerphone OFF by default for audio calls
+      // User can manually enable it if needed via the speaker button
+      log('🔇 [WebRTC] Keeping speakerphone OFF by default for audio call...', name: 'WebRTCService');
       try {
-        await Helper.setSpeakerphoneOn(true);
-        log('✅ [WebRTC] Speakerphone enabled', name: 'WebRTCService');
+        await Helper.setSpeakerphoneOn(false);
+        log('✅ [WebRTC] Speakerphone disabled (earpiece mode)', name: 'WebRTCService');
       } catch (e) {
-        log('⚠️ [WebRTC] Failed to enable speakerphone: $e', name: 'WebRTCService');
-        // Continue anyway - user can manually enable it
+        log('⚠️ [WebRTC] Failed to disable speakerphone: $e', name: 'WebRTCService');
+        // Continue anyway - not critical
       }
 
       if (kDebugMode) {
diff --git a/lib/modules/cx_module/chat/chat_widget.dart b/lib/modules/cx_module/chat/chat_widget.dart
index 8d5011e8..bbed956c 100644
--- a/lib/modules/cx_module/chat/chat_widget.dart
+++ b/lib/modules/cx_module/chat/chat_widget.dart
@@ -1,5 +1,3 @@
-
-
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
@@ -44,7 +42,13 @@ class _ChatWidgetState extends State<ChatWidget> {
   void initState() {
     super.initState();
     WidgetsBinding.instance.addPostFrameCallback((_) {
-      Provider.of<ChatProvider>(context, listen: false).reset();
+      // CRITICAL FIX: Don't reset if already initialized with same request
+      // This prevents closing SignalR connection when navigating between pages
+      final chatProvider = Provider.of<ChatProvider>(context, listen: false);
+      if (chatProvider.referenceID != widget.requestId) {
+        // Only reset if it's a different request
+        chatProvider.reset();
+      }
       getChatToken();
     });
   }
diff --git a/lib/modules/cx_module/chat/services/call_manager.dart b/lib/modules/cx_module/chat/services/call_manager.dart
index dc435886..be82d583 100644
--- a/lib/modules/cx_module/chat/services/call_manager.dart
+++ b/lib/modules/cx_module/chat/services/call_manager.dart
@@ -85,6 +85,11 @@ class CallManager extends ChangeNotifier {
     try {
       log('🔧 [CallManager] Initializing...', name: 'CallManager');
 
+      // CRITICAL FIX: Cache credentials for background call handling
+      _cachedUserId = userId;
+      _cachedAuthToken = authToken;
+      _cachedEmployeeNumber = employeeNumber;
+
       // CRITICAL FIX: Don't re-initialize if already initialized with same USER credentials
       // conversationId can change (different chats) - that's OK, just update it
       // Only re-initialize if USER changes (userId, authToken, employeeNumber)
@@ -380,46 +385,60 @@ class CallManager extends ChangeNotifier {
       log('   Video: $isVideoCall', name: 'CallManager');
 
       // CRITICAL FIX: Auto-initialize CallManager if not already initialized
+      // This handles the case when app is in background and context is null
       if (_userId == null || _authToken == null) {
         log('⚠️ [INCOMING] CallManager not initialized - attempting auto-initialization...', name: 'CallManager');
 
-        // Try to get credentials from ChatProvider
-        try {
-          final chatProvider = Provider.of<ChatProvider>(navigatorKey.currentContext!, listen: false);
-          final chatLoginResponse = chatProvider.chatLoginResponse;
-          final sender = chatProvider.sender; // Get sender for employee number
-
-          if (chatLoginResponse != null) {
-            log('🔧 [INCOMING] Found credentials in ChatProvider', name: 'CallManager');
-            log('   User ID: ${chatLoginResponse.userId}', name: 'CallManager');
-            log('   Employee Number: ${sender?.employeeNumber ?? "NOT AVAILABLE"}', name: 'CallManager');
-
-            await initialize(
-              userId: chatLoginResponse.userId.toString(),
-              authToken: chatLoginResponse.token ?? '',
-              conversationId: extraData?['conversationId'] as String?,
-              moduleId: extraData?['moduleId'] as String?,
-              referenceId: extraData?['referenceId'] as String?,
-              employeeNumber: sender?.employeeNumber, // Get from sender participant
-            );
-
-            log('✅ [INCOMING] Auto-initialization successful', name: 'CallManager');
-          } else {
-            log('❌ [INCOMING] No credentials available in ChatProvider', name: 'CallManager');
-            // Show error to user
-            final context = navigatorKey.currentContext;
-            if (context != null) {
-              CallErrorHandler.showGenericError(context, 'Unable to receive call. Please login to chat first.');
+        // CRITICAL FIX: Try cached credentials first (for background calls)
+        if (_cachedUserId != null && _cachedAuthToken != null && _cachedEmployeeNumber != null) {
+          log('🔧 [INCOMING] Using cached credentials (app in background)', name: 'CallManager');
+          log('   Cached User ID: $_cachedUserId', name: 'CallManager');
+          log('   Cached Employee Number: $_cachedEmployeeNumber', name: 'CallManager');
+
+          await initialize(
+            userId: _cachedUserId!,
+            authToken: _cachedAuthToken!,
+            conversationId: extraData?['conversationId'] as String?,
+            moduleId: extraData?['moduleId'] as String?,
+            referenceId: extraData?['referenceId'] as String?,
+            employeeNumber: _cachedEmployeeNumber,
+          );
+
+          log('✅ [INCOMING] Auto-initialization successful (from cache)', name: 'CallManager');
+        }
+        // Try to get credentials from ChatProvider (app in foreground)
+        else if (navigatorKey.currentContext != null) {
+          try {
+            final chatProvider = Provider.of<ChatProvider>(navigatorKey.currentContext!, listen: false);
+            final chatLoginResponse = chatProvider.chatLoginResponse;
+            final sender = chatProvider.sender; // Get sender for employee number
+
+            if (chatLoginResponse != null) {
+              log('🔧 [INCOMING] Found credentials in ChatProvider', name: 'CallManager');
+              log('   User ID: ${chatLoginResponse.userId}', name: 'CallManager');
+              log('   Employee Number: ${sender?.employeeNumber ?? "NOT AVAILABLE"}', name: 'CallManager');
+
+              await initialize(
+                userId: chatLoginResponse.userId.toString(),
+                authToken: chatLoginResponse.token ?? '',
+                conversationId: extraData?['conversationId'] as String?,
+                moduleId: extraData?['moduleId'] as String?,
+                referenceId: extraData?['referenceId'] as String?,
+                employeeNumber: sender?.employeeNumber, // Get from sender participant
+              );
+
+              log('✅ [INCOMING] Auto-initialization successful (from ChatProvider)', name: 'CallManager');
+            } else {
+              log('❌ [INCOMING] No credentials available', name: 'CallManager');
+              return;
             }
+          } catch (e) {
+            log('❌ [INCOMING] Auto-initialization failed: $e', name: 'CallManager');
             return;
           }
-        } catch (e) {
-          log('❌ [INCOMING] Auto-initialization failed: $e', name: 'CallManager');
-          // Show error to user
-          final context = navigatorKey.currentContext;
-          if (context != null) {
-            CallErrorHandler.showGenericError(context, 'Unable to receive call. Please open chat first.');
-          }
+        } else {
+          log('❌ [INCOMING] No cached credentials and no context available', name: 'CallManager');
+          log('   This means user never logged into chat in this session', name: 'CallManager');
           return;
         }
       }
@@ -871,10 +890,10 @@ class CallManager extends ChangeNotifier {
       log('🎵 [WEBRTC] Initializing for audio call', name: 'CallManager');
       await _webrtcService!.initializeForAudioCall();
 
-      // CRITICAL FIX: Speaker is enabled by default in WebRTC service
+      // CRITICAL FIX: Speaker is OFF by default in WebRTC service (earpiece mode)
       // Update the CallManager state to reflect this
-      _isSpeakerOn = true;
-      log('✅ [WEBRTC] Speaker state synchronized: ON', name: 'CallManager');
+      _isSpeakerOn = false;
+      log('✅ [WEBRTC] Speaker state synchronized: OFF (earpiece mode)', name: 'CallManager');
       notifyListeners();
     } else {
       log('📹 [WEBRTC] Initializing for video call', name: 'CallManager');