diff --git a/lib/providers/board_state_provider.dart b/lib/providers/board_state_provider.dart
index ec0f87c50..0ca7c56eb 100644
--- a/lib/providers/board_state_provider.dart
+++ b/lib/providers/board_state_provider.dart
@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/foundation.dart';
 
 import 'package:connectivity_plus/connectivity_plus.dart';
@@ -23,6 +25,8 @@ class BoardStateProvider extends ChangeNotifier {
   int pslabVersion = 0;
   int pslabFirmwareVersion = 0;
   bool _isProcessing = false;
+  StreamSubscription<UsbEvent>? _usbSubscription;
+  StreamSubscription<List<ConnectivityResult>>? _connectivitySubscription;
 
   final ValueNotifier<String?> legacyFirmwareNotifier = ValueNotifier(null);
 
@@ -44,7 +48,7 @@ class BoardStateProvider extends ChangeNotifier {
 
     if (configProvider.config.autoStart) {
       if (!kIsWeb && defaultTargetPlatform == TargetPlatform.android) {
-        UsbSerial.usbEventStream?.listen(
+        _usbSubscription = UsbSerial.usbEventStream?.listen(
           (UsbEvent usbEvent) async {
             if (usbEvent.event == UsbEvent.ACTION_USB_ATTACHED) {
               if (_isProcessing) return;
@@ -68,7 +72,7 @@ class BoardStateProvider extends ChangeNotifier {
       }
     }
 
-    Connectivity()
+    _connectivitySubscription = Connectivity()
         .onConnectivityChanged
         .listen((List<ConnectivityResult> results) {
       if (results.contains(ConnectivityResult.none)) {
@@ -120,4 +124,12 @@ class BoardStateProvider extends ChangeNotifier {
     }
     return false;
   }
+
+  @override
+  void dispose() {
+    _usbSubscription?.cancel();
+    _connectivitySubscription?.cancel();
+    legacyFirmwareNotifier.dispose();
+    super.dispose();
+  }
 }
diff --git a/lib/view/about_us_screen.dart b/lib/view/about_us_screen.dart
index b2711f065..57d979e37 100644
--- a/lib/view/about_us_screen.dart
+++ b/lib/view/about_us_screen.dart
@@ -135,7 +135,14 @@ class _AboutUsScreenState extends State<AboutUsScreen> {
                   style: const TextStyle(fontSize: 15),
                 ),
                 onTap: () async {
-                  await launchUrl(Uri.parse(appLocalizations.feedbackForm));
+                  final uri = Uri.parse(appLocalizations.feedbackForm);
+                  if (await canLaunchUrl(uri)) {
+                    await launchUrl(uri);
+                  } else {
+                    debugPrint(
+                      'Could not launch ${appLocalizations.feedbackForm}',
+                    );
+                  }
                 },
               ),
               const Divider(thickness: 0.5),
@@ -162,7 +169,8 @@ class _AboutUsScreenState extends State<AboutUsScreen> {
                       );
                     } else if (snapshot.hasError) {
                       logger.e(
-                          "Error getting version information: ${snapshot.error.toString()}");
+                        "Error getting version information: ${snapshot.error.toString()}",
+                      );
                       return Text(
                         appLocalizations.error,
                         style: const TextStyle(fontSize: 15),
diff --git a/windows/CMakeLists.txt b/windows/CMakeLists.txt
index 4fda1124e..be992493e 100644
--- a/windows/CMakeLists.txt
+++ b/windows/CMakeLists.txt
@@ -30,7 +30,8 @@ set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}")
 set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}")
 
 # Use Unicode for all projects.
-add_definitions(-DUNICODE -D_UNICODE)
+# Use Unicode for all projects.
+add_definitions(-DUNICODE -D_UNICODE -D_SILENCE_EXPERIMENTAL_COROUTINE_DEPRECATION_WARNINGS)
 
 # Compilation settings that should be applied to most targets.
 #