diff --git a/engine/client.go b/engine/client.go
index 61c3fe0..045c625 100644
--- a/engine/client.go
+++ b/engine/client.go
@@ -11,7 +11,6 @@ import (
 	"polaris/pkg/tmdb"
 	"polaris/pkg/transmission"
 	"polaris/pkg/utils"
-	"time"
 
 	"github.com/pkg/errors"
 	"github.com/robfig/cron"
@@ -51,12 +50,6 @@ func (c *Engine) Init() {
 	go c.reloadTasks()
 	c.addSysCron()
 	go c.checkW500PosterOnStartup()
-	go func() {
-		time.Sleep(10*time.Second)
-		if err := c.stunProxyDownloadClient(); err != nil {
-			log.Errorf("stun proxy error: %v", err)
-		}
-	}()
 }
 
 func (c *Engine) GetTask(id int) (*Task, bool) {
@@ -147,7 +140,7 @@ func (c *Engine) reloadTasks() {
 				c.tasks.Store(t.ID, &Task{Torrent: to})
 			}
 		} else if dl.Implementation == downloadclients.ImplementationBuildin {
-			err := c.reloadUsingBuildinDownloader(t)	
+			err := c.reloadUsingBuildinDownloader(t)
 			if err != nil {
 				log.Warnf("buildin downloader error: %v", err)
 			} else {
diff --git a/server/setting.go b/server/setting.go
index 9e9327f..a2b5bbc 100644
--- a/server/setting.go
+++ b/server/setting.go
@@ -236,12 +236,7 @@ func (s *Server) AddDownloadClient(c *gin.Context) (interface{}, error) {
 	}); err != nil {
 		return nil, errors.Wrap(err, "save downloader")
 	}
-	if in.UseNatTraversal {
-		if err := s.core.StartStunProxy(in.Name); err!= nil {
-			return nil, errors.Wrap(err, "start stun proxy")
-		}
-	}
-	
+
 	return nil, nil
 }
 
diff --git a/ui/pubspec.lock b/ui/pubspec.lock
index 5e2f329..20b734e 100644
--- a/ui/pubspec.lock
+++ b/ui/pubspec.lock
@@ -21,10 +21,10 @@ packages:
     dependency: transitive
     description:
       name: async
-      sha256: d2872f9c19731c2e5f10444b14686eb7cc85c76274bd6c16e1816bff9a3bab63
+      sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.12.0"
+    version: "2.13.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -93,10 +93,10 @@ packages:
     dependency: transitive
     description:
       name: fake_async
-      sha256: "6a95e56b2449df2273fd8c45a662d6947ce1ebb7aafe80e550a3f68297f3cacc"
+      sha256: "5368f224a74523e8d2e7399ea1638b37aecfca824a3cc4dfdf77bf1fa905ac44"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.3.2"
+    version: "1.3.3"
   ffi:
     dependency: "direct main"
     description:
@@ -122,18 +122,18 @@ packages:
     dependency: "direct main"
     description:
       name: flutter_form_builder
-      sha256: "375da52998c72f80dec9187bd93afa7ab202b89d5d066699368ff96d39fd4876"
+      sha256: aa3901466c70b69ae6c7f3d03fcbccaec5fde179d3fded0b10203144b546ad28
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "9.7.0"
+    version: "10.0.1"
   flutter_lints:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: "5398f14efa795ffb7a33e9b6a08798b26a180edac4ad7db3f231e40f82ce11e1"
+      sha256: "3105dc8492f6183fb076ccf1f351ac3d60564bff92e20bfc4af9cc1651f4e7e1"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "5.0.0"
+    version: "6.0.0"
   flutter_localizations:
     dependency: transitive
     description: flutter
@@ -185,10 +185,10 @@ packages:
     dependency: "direct main"
     description:
       name: go_router
-      sha256: f02fd7d2a4dc512fec615529824fdd217fecb3a3d3de68360293a551f21634b3
+      sha256: "0b1e06223bee260dee31a171fb1153e306907563a0b0225e8c1733211911429a"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "14.8.1"
+    version: "15.1.2"
   http_parser:
     dependency: transitive
     description:
@@ -201,10 +201,10 @@ packages:
     dependency: "direct main"
     description:
       name: intl
-      sha256: d6f56758b7d3014a48af9701c085700aac781a92a87a62b1333b46d8879661cf
+      sha256: "3df61194eb431efc39c4ceba583b95633a403f46c9fd341e550ce0bfa50e9aa5"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.19.0"
+    version: "0.20.2"
   intl_phone_number_input:
     dependency: transitive
     description:
@@ -225,10 +225,10 @@ packages:
     dependency: transitive
     description:
       name: leak_tracker
-      sha256: c35baad643ba394b40aac41080300150a4f08fd0fd6a10378f8f7c6bc161acec
+      sha256: "6bb818ecbdffe216e81182c2f0714a2e62b593f4a4f13098713ff1685dfb6ab0"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "10.0.8"
+    version: "10.0.9"
   leak_tracker_flutter_testing:
     dependency: transitive
     description:
@@ -273,10 +273,10 @@ packages:
     dependency: transitive
     description:
       name: lints
-      sha256: c35bb79562d980e9a453fc715854e1ed39e24e7d0297a880ef54e17f9874a9d7
+      sha256: a5e2b223cb7c9c8efdc663ef484fdd95bb243bff242ef5b13e26883547fce9a0
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "5.1.1"
+    version: "6.0.0"
   logging:
     dependency: transitive
     description:
@@ -430,10 +430,10 @@ packages:
     dependency: "direct main"
     description:
       name: table_calendar
-      sha256: b2896b7c86adf3a4d9c911d860120fe3dbe03c85db43b22fd61f14ee78cdbb63
+      sha256: "0c0c6219878b363a2d5f40c7afb159d845f253d061dc3c822aa0d5fe0f721982"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "3.1.3"
+    version: "3.2.0"
   term_glyph:
     dependency: transitive
     description:
@@ -454,10 +454,10 @@ packages:
     dependency: "direct main"
     description:
       name: timeago
-      sha256: "054cedf68706bb142839ba0ae6b135f6b68039f0b8301cbe8784ae653d5ff8de"
+      sha256: b05159406a97e1cbb2b9ee4faa9fb096fe0e2dfcd8b08fcd2a00553450d3422e
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "3.7.0"
+    version: "3.7.1"
   typed_data:
     dependency: transitive
     description:
@@ -542,10 +542,10 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: "0968250880a6c5fe7edc067ed0a13d4bae1577fe2771dcf3010d52c4a9d3ca14"
+      sha256: ddfa8d30d89985b96407efce8acbdd124701f96741f2d981ca860662f1c0dc02
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "14.3.1"
+    version: "15.0.0"
   web:
     dependency: transitive
     description:
@@ -555,5 +555,5 @@ packages:
     source: hosted
     version: "1.1.1"
 sdks:
-  dart: ">=3.7.0 <4.0.0"
-  flutter: ">=3.27.0"
+  dart: ">=3.8.0 <4.0.0"
+  flutter: ">=3.29.0"
diff --git a/ui/pubspec.yaml b/ui/pubspec.yaml
index 09126b9..697e36d 100644
--- a/ui/pubspec.yaml
+++ b/ui/pubspec.yaml
@@ -37,13 +37,13 @@ dependencies:
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.8
-  go_router: ^14.3.0
+  go_router: ^15.1.2
   flutter_riverpod: ^2.6.1
   quiver: ^3.2.2
   flutter_login: ^5.0.0
-  intl: ^0.19.0
+  intl: ^0.20.2
   flutter_adaptive_scaffold: ^0.3.1
-  flutter_form_builder: ^9.5.0
+  flutter_form_builder: ^10.0.1
   form_builder_validators: ^11.0.0
   url_launcher: ^6.3.1
   timeago: ^3.7.0
@@ -58,7 +58,7 @@ dev_dependencies:
   # activated in the `analysis_options.yaml` file located at the root of your
   # package. See that file for information about deactivating specific lint
   # rules and activating additional ones.
-  flutter_lints: ^5.0.0
+  flutter_lints: ^6.0.0
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec