diff --git a/experimental/libbox/command_client.go b/experimental/libbox/command_client.go
index a7c21d68..bd995115 100644
--- a/experimental/libbox/command_client.go
+++ b/experimental/libbox/command_client.go
@@ -20,7 +20,6 @@ type CommandClient struct {
 type CommandClientOptions struct {
 	Command        int32
 	StatusInterval int64
-	IsMainClient   bool
 }
 
 type CommandClientHandler interface {
@@ -29,7 +28,6 @@ type CommandClientHandler interface {
 	ClearLogs()
 	WriteLogs(messageList StringIterator)
 	WriteStatus(message *StatusMessage)
-	OpenURL(url string)
 	WriteGroups(message OutboundGroupIterator)
 	InitializeClashMode(modeList StringIterator, currentMode string)
 	UpdateClashMode(newMode string)
@@ -93,13 +91,9 @@ func (c *CommandClient) Connect() error {
 		c.handler.Connected()
 		go c.handleLogConn(conn)
 	case CommandStatus:
-		err = binary.Write(conn, binary.BigEndian, c.options.IsMainClient)
-		if err != nil {
-			return E.Cause(err, "write is main client")
-		}
 		err = binary.Write(conn, binary.BigEndian, c.options.StatusInterval)
 		if err != nil {
-			return E.Cause(err, "write header")
+			return E.Cause(err, "write interval")
 		}
 		c.handler.Connected()
 		go c.handleStatusConn(conn)
diff --git a/experimental/libbox/command_event.go b/experimental/libbox/command_event.go
deleted file mode 100644
index 1be45d1e..00000000
--- a/experimental/libbox/command_event.go
+++ /dev/null
@@ -1,40 +0,0 @@
-package libbox
-
-import (
-	"encoding/binary"
-
-	E "github.com/sagernet/sing/common/exceptions"
-	"github.com/sagernet/sing/common/varbin"
-)
-
-type myEvent interface {
-	writeTo(writer varbin.Writer)
-}
-
-func readEvent(reader varbin.Reader) (myEvent, error) {
-	eventType, err := reader.ReadByte()
-	if err != nil {
-		return nil, err
-	}
-	switch eventType {
-	case eventTypeEmpty:
-		return nil, nil
-	case eventTypeOpenURL:
-		url, err := varbin.ReadValue[string](reader, binary.BigEndian)
-		if err != nil {
-			return nil, err
-		}
-		return &eventOpenURL{URL: url}, nil
-	default:
-		return nil, E.New("unknown event type: ", eventType)
-	}
-}
-
-type eventOpenURL struct {
-	URL string
-}
-
-func (e *eventOpenURL) writeTo(writer varbin.Writer) {
-	writer.WriteByte(eventTypeOpenURL)
-	varbin.Write(writer, binary.BigEndian, e.URL)
-}
diff --git a/experimental/libbox/command_server.go b/experimental/libbox/command_server.go
index 52705a37..26b4aa79 100644
--- a/experimental/libbox/command_server.go
+++ b/experimental/libbox/command_server.go
@@ -33,7 +33,6 @@ type CommandServer struct {
 	urlTestUpdate chan struct{}
 	modeUpdate    chan struct{}
 	logReset      chan struct{}
-	events        chan myEvent
 
 	closedConnections []Connection
 }
@@ -53,7 +52,6 @@ func NewCommandServer(handler CommandServerHandler, maxLines int32) *CommandServ
 		urlTestUpdate: make(chan struct{}, 1),
 		modeUpdate:    make(chan struct{}, 1),
 		logReset:      make(chan struct{}, 1),
-		events:        make(chan myEvent, 8),
 	}
 	server.observer = observable.NewObserver[string](server.subscriber, 64)
 	return server
@@ -63,12 +61,6 @@ func (s *CommandServer) SetService(newService *BoxService) {
 	if newService != nil {
 		service.PtrFromContext[urltest.HistoryStorage](newService.ctx).SetHook(s.urlTestUpdate)
 		newService.instance.Router().ClashServer().(*clashapi.Server).SetModeUpdateHook(s.modeUpdate)
-		newService.platformInterface.openURLFunc = func(url string) {
-			select {
-			case s.events <- &eventOpenURL{URL: url}:
-			default:
-			}
-		}
 	}
 	s.service = newService
 	s.notifyURLTestUpdate()
diff --git a/experimental/libbox/command_status.go b/experimental/libbox/command_status.go
index 7591ac24..4ab09d4b 100644
--- a/experimental/libbox/command_status.go
+++ b/experimental/libbox/command_status.go
@@ -1,7 +1,6 @@
 package libbox
 
 import (
-	std_bufio "bufio"
 	"encoding/binary"
 	"net"
 	"runtime"
@@ -10,15 +9,9 @@ import (
 	"github.com/sagernet/sing-box/common/conntrack"
 	"github.com/sagernet/sing-box/experimental/clashapi"
 	E "github.com/sagernet/sing/common/exceptions"
-	F "github.com/sagernet/sing/common/format"
 	"github.com/sagernet/sing/common/memory"
 )
 
-const (
-	eventTypeEmpty byte = iota
-	eventTypeOpenURL
-)
-
 type StatusMessage struct {
 	Memory           int64
 	Goroutines       int32
@@ -51,73 +44,31 @@ func (s *CommandServer) readStatus() StatusMessage {
 }
 
 func (s *CommandServer) handleStatusConn(conn net.Conn) error {
-	var isMainClient bool
-	err := binary.Read(conn, binary.BigEndian, &isMainClient)
-	if err != nil {
-		return E.Cause(err, "read is main client")
-	}
 	var interval int64
-	err = binary.Read(conn, binary.BigEndian, &interval)
+	err := binary.Read(conn, binary.BigEndian, &interval)
 	if err != nil {
 		return E.Cause(err, "read interval")
 	}
 	ticker := time.NewTicker(time.Duration(interval))
 	defer ticker.Stop()
 	ctx := connKeepAlive(conn)
-	writer := std_bufio.NewWriter(conn)
-	if isMainClient {
-		for {
-			writer.WriteByte(eventTypeEmpty)
-			err = binary.Write(writer, binary.BigEndian, s.readStatus())
-			if err != nil {
-				return err
-			}
-			writer.Flush()
-			select {
-			case <-ctx.Done():
-				return ctx.Err()
-			case <-ticker.C:
-			case event := <-s.events:
-				event.writeTo(writer)
-				writer.Flush()
-			}
+	for {
+		err = binary.Write(conn, binary.BigEndian, s.readStatus())
+		if err != nil {
+			return err
 		}
-	} else {
-		for {
-			err = binary.Write(writer, binary.BigEndian, s.readStatus())
-			if err != nil {
-				return err
-			}
-			writer.Flush()
-			select {
-			case <-ctx.Done():
-				return ctx.Err()
-			case <-ticker.C:
-			}
+		select {
+		case <-ctx.Done():
+			return ctx.Err()
+		case <-ticker.C:
 		}
 	}
 }
 
 func (c *CommandClient) handleStatusConn(conn net.Conn) {
-	reader := std_bufio.NewReader(conn)
 	for {
-		if c.options.IsMainClient {
-			rawEvent, err := readEvent(reader)
-			if err != nil {
-				c.handler.Disconnected(err.Error())
-				return
-			}
-			switch event := rawEvent.(type) {
-			case *eventOpenURL:
-				c.handler.OpenURL(event.URL)
-				continue
-			case nil:
-			default:
-				panic(F.ToString("unexpected event type: ", event))
-			}
-		}
 		var message StatusMessage
-		err := binary.Read(reader, binary.BigEndian, &message)
+		err := binary.Read(conn, binary.BigEndian, &message)
 		if err != nil {
 			c.handler.Disconnected(err.Error())
 			return
diff --git a/experimental/libbox/config.go b/experimental/libbox/config.go
index e7ce487e..b7731143 100644
--- a/experimental/libbox/config.go
+++ b/experimental/libbox/config.go
@@ -134,9 +134,6 @@ func (s *interfaceMonitorStub) RegisterCallback(callback tun.DefaultInterfaceUpd
 func (s *interfaceMonitorStub) UnregisterCallback(element *list.Element[tun.DefaultInterfaceUpdateCallback]) {
 }
 
-func (s *platformInterfaceStub) OpenURL(url string) {
-}
-
 func FormatConfig(configContent string) (string, error) {
 	options, err := parseConfig(configContent)
 	if err != nil {
diff --git a/experimental/libbox/platform/interface.go b/experimental/libbox/platform/interface.go
index 08397bb0..3bec13fa 100644
--- a/experimental/libbox/platform/interface.go
+++ b/experimental/libbox/platform/interface.go
@@ -25,5 +25,4 @@ type Interface interface {
 	ClearDNSCache()
 	ReadWIFIState() adapter.WIFIState
 	process.Searcher
-	OpenURL(url string)
 }
diff --git a/experimental/libbox/service.go b/experimental/libbox/service.go
index 53ca168c..0525c8bf 100644
--- a/experimental/libbox/service.go
+++ b/experimental/libbox/service.go
@@ -34,9 +34,9 @@ type BoxService struct {
 	ctx                   context.Context
 	cancel                context.CancelFunc
 	instance              *box.Box
-	platformInterface     *platformInterfaceWrapper
 	pauseManager          pause.Manager
 	urlTestHistoryStorage *urltest.HistoryStorage
+
 	servicePauseFields
 }
 
@@ -67,7 +67,6 @@ func NewService(configContent string, platformInterface PlatformInterface) (*Box
 		ctx:                   ctx,
 		cancel:                cancel,
 		instance:              instance,
-		platformInterface:     platformWrapper,
 		urlTestHistoryStorage: urlTestHistoryStorage,
 		pauseManager:          service.FromContext[pause.Manager](ctx),
 	}, nil
@@ -103,10 +102,9 @@ var (
 )
 
 type platformInterfaceWrapper struct {
-	iif         PlatformInterface
-	useProcFS   bool
-	router      adapter.Router
-	openURLFunc func(url string)
+	iif       PlatformInterface
+	useProcFS bool
+	router    adapter.Router
 }
 
 func (w *platformInterfaceWrapper) Initialize(ctx context.Context, router adapter.Router) error {
@@ -241,9 +239,3 @@ func (w *platformInterfaceWrapper) DisableColors() bool {
 func (w *platformInterfaceWrapper) WriteMessage(level log.Level, message string) {
 	w.iif.WriteLog(message)
 }
-
-func (w *platformInterfaceWrapper) OpenURL(url string) {
-	if w.openURLFunc != nil {
-		w.openURLFunc(url)
-	}
-}