diff --git a/go.mod b/go.mod
index 9e6a233..2f4854c 100644
--- a/go.mod
+++ b/go.mod
@@ -151,7 +151,7 @@ require (
 	lukechampine.com/blake3 v1.3.0 // indirect
 )
 
-replace github.com/sagernet/sing-box => github.com/hiddify/hiddify-sing-box v1.8.9-0.20241224082119-1aa6bc1919b9
+replace github.com/sagernet/sing-box => github.com/hiddify/hiddify-sing-box v1.8.9-0.20241229165737-711ea7a9f7b2
 
 replace github.com/xtls/xray-core => github.com/hiddify/xray-core v0.0.0-20241219203851-cd7ad9af63bd
 
diff --git a/go.sum b/go.sum
index 5264014..b17abbe 100644
--- a/go.sum
+++ b/go.sum
@@ -241,8 +241,8 @@ github.com/hashicorp/yamux v0.1.2 h1:XtB8kyFOyHXYVFnwT5C3+Bdo8gArse7j2AQ0DA0Uey8
 github.com/hashicorp/yamux v0.1.2/go.mod h1:C+zze2n6e/7wshOZep2A70/aQU6QBRWJO/G6FT1wIns=
 github.com/hectane/go-acl v0.0.0-20230122075934-ca0b05cb1adb h1:PGufWXXDq9yaev6xX1YQauaO1MV90e6Mpoq1I7Lz/VM=
 github.com/hectane/go-acl v0.0.0-20230122075934-ca0b05cb1adb/go.mod h1:QiyDdbZLaJ/mZP4Zwc9g2QsfaEA4o7XvvgZegSci5/E=
-github.com/hiddify/hiddify-sing-box v1.8.9-0.20241224082119-1aa6bc1919b9 h1:Nx3nQS/0VeaBD8ZolNnbO91BrYSZ6NQj2H9Ia3YIIS0=
-github.com/hiddify/hiddify-sing-box v1.8.9-0.20241224082119-1aa6bc1919b9/go.mod h1:u16dzx+T4FD39c223mKWT0H0mcHhVRpQaBlN34dPXMk=
+github.com/hiddify/hiddify-sing-box v1.8.9-0.20241229165737-711ea7a9f7b2 h1:ofbqvCRR39WDY/5Q+Hpr04ZP+YUqAwzchlkkLOs59V8=
+github.com/hiddify/hiddify-sing-box v1.8.9-0.20241229165737-711ea7a9f7b2/go.mod h1:u16dzx+T4FD39c223mKWT0H0mcHhVRpQaBlN34dPXMk=
 github.com/hiddify/ray2sing v0.0.0-20241219213739-113036bccaba h1:q28rvz9DROJ6P07DlLbSx6cxR00lVp2GYuSCn3WDrpU=
 github.com/hiddify/ray2sing v0.0.0-20241219213739-113036bccaba/go.mod h1:soYE48y/Q2HtgRFpcX6LcekVyigy7IELYw4fmIGwLSA=
 github.com/hiddify/warp-plus v0.0.0-20240717223357-4f3122e0d11d h1:vRGKh9ou+/vQGfVYa8MczhbIVjHxlP52OWwrDWO77RA=
diff --git a/v2/config/config.go b/v2/config/config.go
index 0a374b1..7b34549 100644
--- a/v2/config/config.go
+++ b/v2/config/config.go
@@ -97,7 +97,7 @@ func getHostnameIfNotIP(inp string) (string, error) {
 func setOutbounds(options *option.Options, input *option.Options, opt *HiddifyOptions) error {
 	var outbounds []option.Outbound
 	var tags []string
-	OutboundMainProxyTag = OutboundSelectTag
+	// OutboundMainProxyTag = OutboundSelectTag
 	// inbound==warp over proxies
 	// outbound==proxies over warp
 	if opt.Warp.EnableWarp {
@@ -125,7 +125,7 @@ func setOutbounds(options *option.Options, input *option.Options, opt *HiddifyOp
 		out.Tag = "Hiddify Warp ✅"
 		if opt.Warp.Mode == "warp_over_proxy" {
 			out.WireGuardOptions.Detour = OutboundSelectTag
-			OutboundMainProxyTag = out.Tag
+			options.Route.Final = out.Tag
 		} else {
 			out.WireGuardOptions.Detour = OutboundDirectTag
 		}
diff --git a/v2/hcore/restart.go b/v2/hcore/restart.go
index 434beea..6ba4e35 100644
--- a/v2/hcore/restart.go
+++ b/v2/hcore/restart.go
@@ -18,9 +18,6 @@ func Restart(in *StartRequest) (coreResponse *CoreInfoResponse, err error) {
 		coreResponse, err = errorWrapper(MessageType_UNEXPECTED_ERROR, recovered_err)
 	})
 	log.Debug("[Service] Restarting")
-	if in.ConfigContent == "" && in.ConfigPath == "" {
-		in = previousStartRequest
-	}
 	if static.CoreState != CoreStates_STARTED {
 		return errorWrapper(MessageType_INSTANCE_NOT_STARTED, fmt.Errorf("instance not started"))
 	}
diff --git a/v2/hcore/start.go b/v2/hcore/start.go
index 495e151..05c4b4e 100644
--- a/v2/hcore/start.go
+++ b/v2/hcore/start.go
@@ -7,6 +7,8 @@ import (
 	"time"
 
 	"github.com/hiddify/hiddify-core/v2/config"
+	"github.com/hiddify/hiddify-core/v2/db"
+	hcommon "github.com/hiddify/hiddify-core/v2/hcommon"
 	service_manager "github.com/hiddify/hiddify-core/v2/service_manager"
 	box "github.com/sagernet/sing-box"
 	"github.com/sagernet/sing-box/experimental/libbox"
@@ -24,13 +26,56 @@ func (s *CoreService) StartService(ctx context.Context, in *StartRequest) (*Core
 	return StartService(in)
 }
 
+func saveLastStartRequest(in *StartRequest) error {
+	if in.ConfigContent == "" && in.ConfigPath == "" {
+		return nil
+	}
+	settings := db.GetTable[hcommon.AppSettings]()
+	return settings.UpdateInsert(
+		&hcommon.AppSettings{
+			Id:    "lastStartRequestPath",
+			Value: in.ConfigPath,
+		},
+		&hcommon.AppSettings{
+			Id:    "lastStartRequestContent",
+			Value: in.ConfigContent,
+		},
+	)
+}
+
+func loadLastStartRequestIfNeeded(in *StartRequest) (*StartRequest, error) {
+	if in.ConfigContent != "" || in.ConfigPath != "" {
+		return in, nil
+	}
+	settings := db.GetTable[hcommon.AppSettings]()
+	lastPath, err := settings.Get("lastStartRequestPath")
+	if err != nil {
+		return nil, err
+	}
+	lastContent, err := settings.Get("lastStartRequestContent")
+	if err != nil {
+		return nil, err
+	}
+	return &StartRequest{
+		ConfigPath:    lastPath.Value.(string),
+		ConfigContent: lastContent.Value.(string),
+	}, nil
+}
+
 func StartService(in *StartRequest) (coreResponse *CoreInfoResponse, err error) {
 	defer config.DeferPanicToError("startmobile", func(recovered_err error) {
 		coreResponse, err = errorWrapper(MessageType_UNEXPECTED_ERROR, recovered_err)
 	})
 	SetCoreStatus(CoreStates_STARTING, MessageType_EMPTY, "")
+
+	in, err = loadLastStartRequestIfNeeded(in)
+	if err != nil {
+		return errorWrapper(MessageType_ERROR_BUILDING_CONFIG, err)
+	}
+
 	previousStartRequest = in
 	options, err := BuildConfig(in)
+	saveLastStartRequest(in)
 	if err != nil {
 		return errorWrapper(MessageType_ERROR_BUILDING_CONFIG, err)
 	}