v3.8.6.0 1、修改代码，.net框架版本由4.5降低到4.0，可在WinXP系统运行，WinXP系统最高支持.net 4.0。

net.nutcore.aliddns/net.nutcore.aliddns/Form_main.cs

@@ -219,7 +219,7 @@ namespace net.nutcore.aliddns
                     textBox_log.AppendText(System.DateTime.Now.ToString() + " " + "请检查配置文件查询网址设置！" + "\r\n");
                     return "0.0.0.0";
                 }
-                return "0.0.0.0";
+                //return "0.0.0.0";
             }
             catch (Exception error)
             {

net.nutcore.aliddns/net.nutcore.aliddns/NgrokHelper.cs

@@ -210,12 +210,13 @@ namespace net.nutcore.aliddns
 
             try
             {
-                Thread thread = new Thread(() =>
+                Task task = Task.Factory.StartNew(() =>
                 {
                     var proc = Process.Start(exec);
                     proc.WaitForExit();
                     proc.Dispose();
                 });
+                task.Start();
             }
             catch (Exception ex)
             {
@@ -225,17 +226,26 @@ namespace net.nutcore.aliddns
 
         public void Stop()
         {
-            Thread thread = new Thread(() =>
+            try
             {
-                Process[] pList = Process.GetProcessesByName("Ngrok");
-                foreach (Process p in pList)
+                Task task = Task.Factory.StartNew(() =>
                 {
-                    Console.WriteLine($"Kill: {p.Id}");
-                    p.Kill();
-                    p.WaitForExit();
-                    p.Dispose();
-                }
-            });
+                    Process[] pList = Process.GetProcessesByName("Ngrok");
+                    foreach (Process p in pList)
+                    {
+                        Console.WriteLine($"Kill: {p.Id}");
+                        p.Kill();
+                        p.WaitForExit();
+                        p.Dispose();
+                    }
+                });
+                task.Start();
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine(ex.Message);
+            }
+
         }
     }
 }

net.nutcore.aliddns/net.nutcore.aliddns/updateinfo.txt

@@ -1,3 +1,6 @@
+v3.8.6.0  
+1、修改代码，.net框架版本由4.5降低到4.0，可在WinXP系统运行，WinXP系统最高支持.net 4.0。
+
 v3.8.5.0
 1、设置修改实时保存。2、可添加多个公网IP网址，自动运行是逐个查询，当有返回值时停止。3、简化代码。