diff --git a/V2RayControl/ctrl.go b/V2RayControl/ctrl.go
index 8fd902485..e71ce1461 100644
--- a/V2RayControl/ctrl.go
+++ b/V2RayControl/ctrl.go
@@ -2,16 +2,55 @@ package v2rayControl
 
 import (
 	"fmt"
+	"sync"
 
 	core "github.com/v2fly/v2ray-core/v5"
-	_ "github.com/v2fly/v2ray-core/v5/main/distro/all" // required for loading configuration loaders (we use only "JSON")
+
+	// Mandatory features
+	_ "github.com/v2fly/v2ray-core/v5/app/dispatcher"
+	_ "github.com/v2fly/v2ray-core/v5/app/proxyman/inbound"
+	_ "github.com/v2fly/v2ray-core/v5/app/proxyman/outbound"
+
+	// Inbound and outbound proxies
+	_ "github.com/v2fly/v2ray-core/v5/proxy/blackhole"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/dns"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/dokodemo"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/freedom"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/http"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/shadowsocks"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/socks"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/trojan"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/vless/inbound"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/vless/outbound"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/vmess/inbound"
+	_ "github.com/v2fly/v2ray-core/v5/proxy/vmess/outbound"
+
+	// Transport headers
+	_ "github.com/v2fly/v2ray-core/v5/transport/internet/headers/http"
+	_ "github.com/v2fly/v2ray-core/v5/transport/internet/headers/noop"
+	_ "github.com/v2fly/v2ray-core/v5/transport/internet/headers/srtp"
+	_ "github.com/v2fly/v2ray-core/v5/transport/internet/headers/tls"
+	_ "github.com/v2fly/v2ray-core/v5/transport/internet/headers/utp"
+	_ "github.com/v2fly/v2ray-core/v5/transport/internet/headers/wechat"
+	_ "github.com/v2fly/v2ray-core/v5/transport/internet/headers/wireguard"
+
+	// JSON, TOML, YAML config support
+	_ "github.com/v2fly/v2ray-core/v5/main/formats"
 )
 
 type Instance struct {
 	server *core.Instance
 }
 
+var (
+	locker        sync.Mutex
+	v2rayInstance *Instance
+)
+
 func Start(jsonConfig string) (*Instance, error) {
+	locker.Lock()
+	defer locker.Unlock()
+
 	config, err := core.LoadConfig("json", []byte(jsonConfig))
 	if err != nil {
 		return nil, err
@@ -27,13 +66,31 @@ func Start(jsonConfig string) (*Instance, error) {
 		return nil, err
 	}
 
-	return &Instance{server: server}, nil
+	v2rayInstance = &Instance{server: server}
+
+	return v2rayInstance, nil
 }
 
 func Stop(instance *Instance) error {
+	locker.Lock()
+	defer locker.Unlock()
+
 	if instance.server == nil {
 		return fmt.Errorf("server instance is nil")
 	}
 
-	return instance.server.Close()
+	if v2rayInstance != nil {
+		v2rayInstance.server.Close()
+		v2rayInstance = nil
+	}
+
+	if instance != nil {
+		err := instance.server.Close()
+		if err != nil {
+			return err
+		}
+		instance = nil
+	}
+
+	return nil
 }