diff --git a/Netch/Controllers/MainController.cs b/Netch/Controllers/MainController.cs
index f92dede8..0854bebe 100644
--- a/Netch/Controllers/MainController.cs
+++ b/Netch/Controllers/MainController.cs
@@ -1,12 +1,15 @@
 using System;
 using System.Diagnostics;
 using System.IO;
+using System.Runtime.InteropServices;
 using System.Threading.Tasks;
 
 namespace Netch.Controllers
 {
     public class MainController
     {
+        [DllImport("dnsapi", EntryPoint = "DnsFlushResolverCache")]
+        public static extern UInt32 FlushDNSResolverCache();
         public static Process GetProcess()
         {
             var process = new Process();
@@ -65,6 +68,8 @@ namespace Netch.Controllers
         /// <returns>是否启动成功</returns>
         public bool Start(Models.Server server, Models.Mode mode)
         {
+            FlushDNSResolverCache();
+
             var result = false;
             switch (server.Type)
             {
diff --git a/Netch/Controllers/NFController.cs b/Netch/Controllers/NFController.cs
index c9d49500..4cd94fb2 100644
--- a/Netch/Controllers/NFController.cs
+++ b/Netch/Controllers/NFController.cs
@@ -49,9 +49,26 @@ namespace Netch.Controllers
             // 生成驱动文件路径
             var driver = string.Format("{0}\\drivers\\netfilter2.sys", Environment.SystemDirectory);
 
-            // 检查驱动是否存在
-            if (!File.Exists(driver))
+            if (File.Exists(driver))
             {
+                //为了防止小白一直问如何卸载老驱动核心，每次启动时卸载删除一次驱动，保证系统使用最新驱动核心(简单粗暴 但有效:D。增加启动成功率，驱动在被其他加速器占用的情况下可能会导致启动失败
+                try
+                {
+                    var service = new ServiceController("netfilter2");
+                    if (service.Status == ServiceControllerStatus.Running)
+                    {
+                        service.Stop();
+                        service.WaitForStatus(ServiceControllerStatus.Stopped);
+                    }
+                    nfapinet.NFAPI.nf_unRegisterDriver("netfilter2");
+
+                    File.Delete(driver);
+                }
+                catch (Exception)
+                {
+                    // 跳过
+                }
+
                 // 生成系统版本
                 var version = $"{Environment.OSVersion.Version.Major.ToString()}.{Environment.OSVersion.Version.Minor.ToString()}";
 
@@ -94,6 +111,10 @@ namespace Netch.Controllers
                     return false;
                 }
             }
+            // 检查驱动是否存在
+            /*if (!File.Exists(driver))
+            {
+            }*/
 
             try
             {
diff --git a/Netch/Forms/MainForm.cs b/Netch/Forms/MainForm.cs
index 0b4ff10b..b2beaa7b 100644
--- a/Netch/Forms/MainForm.cs
+++ b/Netch/Forms/MainForm.cs
@@ -488,6 +488,7 @@ namespace Netch.Forms
 
             if (Global.Settings.SubscribeLink.Count > 0)
             {
+                StatusLabel.Text = $"{Utils.i18N.Translate("Status")}{Utils.i18N.Translate(": ")}{Utils.i18N.Translate("Starting update subscription")}";
                 DeletePictureBox.Enabled = false;
 
                 UpdateServersFromSubscribeLinksToolStripMenuItem.Enabled = false;
@@ -571,6 +572,7 @@ namespace Netch.Forms
                         NatTypeStatusLabel.Text = "";
                     }
                     Utils.Configuration.Save();
+                    StatusLabel.Text = $"{Utils.i18N.Translate("Status")}{Utils.i18N.Translate(": ")}{Utils.i18N.Translate("Subscription updated")}";
                 }).ContinueWith(task =>
                 {
                     BeginInvoke(new Action(() =>
diff --git a/Netch/Global.cs b/Netch/Global.cs
index 56915e58..fdb05de4 100644
--- a/Netch/Global.cs
+++ b/Netch/Global.cs
@@ -56,6 +56,7 @@ namespace Netch
                 "table",
                 "rc4",
                 "rc4-md5",
+                "rc4-md5-6",
                 "aes-128-cfb",
                 "aes-192-cfb",
                 "aes-256-cfb",
diff --git a/Netch/Resources/zh-CN b/Netch/Resources/zh-CN
index 415c27b9..a0790c52 100644
--- a/Netch/Resources/zh-CN
+++ b/Netch/Resources/zh-CN
@@ -27,6 +27,8 @@
     "Starting dns2tcp Service": "正在启动dns2tcp服务",
     "SetupBypass": "设置绕行规则",
     "Test failed": "测试失败",
+    "Starting update subscription": "正在更新订阅",
+    "Subscription updated": "订阅更新完毕",
 
     "Server": "服务器",
     "Import Servers From Clipboard": "从剪贴板导入服务器",
diff --git a/binaries b/binaries
index 4218a905..f0686ab1 160000
--- a/binaries
+++ b/binaries
@@ -1 +1 @@
-Subproject commit 4218a90538491dc9f41e4bdd870d9f5191bf74bc
+Subproject commit f0686ab18491e3b5128749805f6a7059a8b1c524
diff --git a/modes b/modes
index 8d6f98d4..b1366d48 160000
--- a/modes
+++ b/modes
@@ -1 +1 @@
-Subproject commit 8d6f98d43eb3e63159aaa0a3fc45ab14def1c936
+Subproject commit b1366d48be1a4517391f88eca63df96d59ec8346