diff --git a/SlnMesnac.Config/AppConfig.cs b/SlnMesnac.Config/AppConfig.cs
index 1cfc66e..d2b0de6 100644
--- a/SlnMesnac.Config/AppConfig.cs
+++ b/SlnMesnac.Config/AppConfig.cs
@@ -1,6 +1,9 @@
 using Microsoft.Extensions.Options;
+using Newtonsoft.Json;
 using System;
 using System.Collections.Generic;
+using System.IO;
+using System.Xml;
 
 #region << 版 本 注 释 >>
 /*--------------------------------------------------------------------
@@ -58,6 +61,27 @@ namespace SlnMesnac.Config
         /// </summary>
         public string redisConfig { get; set; }
 
+        /// <summary>
+        /// 修改配置文件
+        /// </summary>
+        /// <param name="appConfig"></param>
+        public void SetValue(AppConfig appConfig)
+        {
+            var jsonObject = JsonConvert.SerializeObject(new
+            {
+                AppConfig = new
+                {
+                    logPath = appConfig.logPath,
+                    SqlConfig = appConfig.sqlConfig,
+                    PlcConfig = appConfig.plcConfig,
+                    RfidConfig = appConfig.rfidConfig,
+                    RedisConfig = appConfig.redisConfig,
+                }
+            }, Newtonsoft.Json.Formatting.Indented);
+            var appSettingsPath = Path.Combine(AppContext.BaseDirectory, "appsettings.json");
+            File.WriteAllText(appSettingsPath, jsonObject);
+        }
+
         public AppConfig Value => this;
     }
 }
diff --git a/SlnMesnac.Config/SlnMesnac.Config.csproj b/SlnMesnac.Config/SlnMesnac.Config.csproj
index 5ed17ce..daf8195 100644
--- a/SlnMesnac.Config/SlnMesnac.Config.csproj
+++ b/SlnMesnac.Config/SlnMesnac.Config.csproj
@@ -7,6 +7,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Options" Version="8.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
   </ItemGroup>
 
 </Project>