diff --git a/android/app/src/main/kotlin/com/hiddify/hiddify/MainActivity.kt b/android/app/src/main/kotlin/com/hiddify/hiddify/MainActivity.kt
index a6d526c8..1d3165f3 100644
--- a/android/app/src/main/kotlin/com/hiddify/hiddify/MainActivity.kt
+++ b/android/app/src/main/kotlin/com/hiddify/hiddify/MainActivity.kt
@@ -59,7 +59,6 @@ class MainActivity : FlutterFragmentActivity(), ServiceConnection.Callback {
 
     fun startService() {
         if (!ServiceNotification.checkPermission()) {
-//            Log.d(TAG, "missing notification permission")
             grantNotificationPermission()
             return
         }
@@ -81,15 +80,26 @@ class MainActivity : FlutterFragmentActivity(), ServiceConnection.Callback {
         }
     }
 
+    private suspend fun prepare() = withContext(Dispatchers.Main) {
+        try {
+            val intent = VpnService.prepare(this@MainActivity)
+            if (intent != null) {
+                startActivityForResult(intent, VPN_PERMISSION_REQUEST_CODE)
+                true
+            } else {
+                false
+            }
+        } catch (e: Exception) {
+            onServiceAlert(Alert.RequestVPNPermission, e.message)
+            false
+        }
+    }
 
     override fun onServiceStatusChanged(status: Status) {
-        Log.d(TAG, "service status changed: $status")
         serviceStatus.postValue(status)
     }
 
-
     override fun onServiceAlert(type: Alert, message: String?) {
-        Log.d(TAG, "service alert: $type")
         serviceAlerts.postValue(ServiceEvent(Status.Stopped, type, message))
     }
 
@@ -154,22 +164,6 @@ class MainActivity : FlutterFragmentActivity(), ServiceConnection.Callback {
         }
     }
 
-    private suspend fun prepare() = withContext(Dispatchers.Main) {
-        try {
-            val intent = VpnService.prepare(this@MainActivity)
-            if (intent != null) {
-//                prepareLauncher.launch(intent)
-                startActivityForResult(intent, VPN_PERMISSION_REQUEST_CODE)
-                true
-            } else {
-                false
-            }
-        } catch (e: Exception) {
-            onServiceAlert(Alert.RequestVPNPermission, e.message)
-            false
-        }
-    }
-
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
         super.onActivityResult(requestCode, resultCode, data)
         if (requestCode == VPN_PERMISSION_REQUEST_CODE) {
diff --git a/android/app/src/main/kotlin/com/hiddify/hiddify/bg/DefaultNetworkListener.kt b/android/app/src/main/kotlin/com/hiddify/hiddify/bg/DefaultNetworkListener.kt
index e5608b58..c47d1c3f 100644
--- a/android/app/src/main/kotlin/com/hiddify/hiddify/bg/DefaultNetworkListener.kt
+++ b/android/app/src/main/kotlin/com/hiddify/hiddify/bg/DefaultNetworkListener.kt
@@ -172,5 +172,9 @@ object DefaultNetworkListener {
         }
     }
 
-    private fun unregister() = Application.connectivity.unregisterNetworkCallback(Callback)
+    private fun unregister() {
+        runCatching {
+            Application.connectivity.unregisterNetworkCallback(Callback)
+        }
+    }
 }
\ No newline at end of file
diff --git a/android/app/src/main/kotlin/com/hiddify/hiddify/bg/ProxyService.kt b/android/app/src/main/kotlin/com/hiddify/hiddify/bg/ProxyService.kt
index ea30c2cd..5d65029e 100644
--- a/android/app/src/main/kotlin/com/hiddify/hiddify/bg/ProxyService.kt
+++ b/android/app/src/main/kotlin/com/hiddify/hiddify/bg/ProxyService.kt
@@ -7,7 +7,7 @@ class ProxyService : Service(), PlatformInterfaceWrapper {
 
     private val service = BoxService(this, this)
 
-    override fun onStartCommand(intent: Intent, flags: Int, startId: Int) =
+    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int) =
         service.onStartCommand(intent, flags, startId)
 
     override fun onBind(intent: Intent) = service.onBind(intent)
diff --git a/lib/features/common/app_update_notifier.dart b/lib/features/common/app_update_notifier.dart
index dcfe4743..66d13581 100644
--- a/lib/features/common/app_update_notifier.dart
+++ b/lib/features/common/app_update_notifier.dart
@@ -63,10 +63,11 @@ class AppUpdateNotifier extends _$AppUpdateNotifier with AppLogger {
         return state = AppUpdateState.error(err);
       },
       (remote) {
-        if (remote.version == _ignoreReleasePref.getValue()) {
-          loggy.debug("ignored release [${remote.version}]");
-          return state = AppUpdateStateIgnored(remote);
-        } else if (remote.version.compareTo(currentVersion) > 0) {
+        if (remote.version.compareTo(currentVersion) > 0) {
+          if (remote.version == _ignoreReleasePref.getValue()) {
+            loggy.debug("ignored release [${remote.version}]");
+            return state = AppUpdateStateIgnored(remote);
+          }
           loggy.debug("new version available: $remote");
           return state = AppUpdateState.available(remote);
         }
diff --git a/lib/features/common/window/window_controller.dart b/lib/features/common/window/window_controller.dart
index 938d3d98..bd1f3c68 100644
--- a/lib/features/common/window/window_controller.dart
+++ b/lib/features/common/window/window_controller.dart
@@ -13,9 +13,10 @@ class WindowController extends _$WindowController
   @override
   Future<bool> build() async {
     await windowManager.ensureInitialized();
+    const size = Size(868, 668);
     const windowOptions = WindowOptions(
-      size: Size(868, 768),
-      minimumSize: Size(868, 648),
+      size: size,
+      minimumSize: size,
       center: true,
     );
     await windowManager.setPreventClose(true);
diff --git a/lib/features/intro/view/intro_page.dart b/lib/features/intro/view/intro_page.dart
index 54204917..f5671578 100644
--- a/lib/features/intro/view/intro_page.dart
+++ b/lib/features/intro/view/intro_page.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:gap/gap.dart';
 import 'package:hiddify/core/core_providers.dart';
 import 'package:hiddify/core/prefs/prefs.dart';
@@ -18,6 +19,8 @@ class IntroPage extends HookConsumerWidget with PresLogger {
   Widget build(BuildContext context, WidgetRef ref) {
     final t = ref.watch(translationsProvider);
 
+    final isStarting = useState(false);
+
     return Scaffold(
       body: CustomScrollView(
         shrinkWrap: true,
@@ -68,6 +71,8 @@ class IntroPage extends HookConsumerWidget with PresLogger {
                   ),
                   child: FilledButton(
                     onPressed: () async {
+                      if (isStarting.value) return;
+                      isStarting.value = true;
                       if (!ref.read(enableAnalyticsProvider)) {
                         loggy.info("disabling analytics per user request");
                         try {
@@ -84,7 +89,12 @@ class IntroPage extends HookConsumerWidget with PresLogger {
                           .read(introCompletedProvider.notifier)
                           .update(true);
                     },
-                    child: Text(t.intro.start),
+                    child: isStarting.value
+                        ? LinearProgressIndicator(
+                            backgroundColor: Colors.transparent,
+                            color: Theme.of(context).colorScheme.onSurface,
+                          )
+                        : Text(t.intro.start),
                   ),
                 ),
               ],
diff --git a/lib/utils/sentry_utils.dart b/lib/utils/sentry_utils.dart
index 9b250ced..44971fd6 100644
--- a/lib/utils/sentry_utils.dart
+++ b/lib/utils/sentry_utils.dart
@@ -15,6 +15,8 @@ bool canSendEvent(dynamic throwable) {
     UnexpectedFailure(:final error) => canSendEvent(error),
     DioException _ => false,
     SocketException _ => false,
+    HttpException _ => false,
+    HandshakeException _ => false,
     ExpectedFailure _ => false,
     ExpectedMeasuredFailure _ => false,
     _ => true,