diff --git a/Infrastructure/ZR.Infrastructure.csproj b/Infrastructure/ZR.Infrastructure.csproj
index 3c72072..d2396b3 100644
--- a/Infrastructure/ZR.Infrastructure.csproj
+++ b/Infrastructure/ZR.Infrastructure.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
-		<TargetFramework>net9.0</TargetFramework>
+		<TargetFramework>net7.0</TargetFramework>
 	</PropertyGroup>
 	<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
 		<NoWarn>8632</NoWarn>
diff --git a/ZR.Admin.Grpc/ZR.Admin.Grpc.csproj b/ZR.Admin.Grpc/ZR.Admin.Grpc.csproj
index 5d38906..5ef8f5d 100644
--- a/ZR.Admin.Grpc/ZR.Admin.Grpc.csproj
+++ b/ZR.Admin.Grpc/ZR.Admin.Grpc.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net9.0</TargetFramework>
+        <TargetFramework>net7.0</TargetFramework>
         <Nullable>enable</Nullable>
         <ImplicitUsings>enable</ImplicitUsings>
     </PropertyGroup>
diff --git a/ZR.Admin.WebApi/Program.cs b/ZR.Admin.WebApi/Program.cs
index d6fba37..6ebaf7c 100644
--- a/ZR.Admin.WebApi/Program.cs
+++ b/ZR.Admin.WebApi/Program.cs
@@ -3,7 +3,6 @@ using Infrastructure.Converter;
 using Microsoft.AspNetCore.DataProtection;
 using NLog.Web;
 using System.Text.Json;
-using Microsoft.AspNetCore.RateLimiting;
 using Microsoft.Extensions.Caching.Distributed;
 using Microsoft.Extensions.Caching.Redis;
 using Microsoft.Extensions.Options;
@@ -71,11 +70,7 @@ if (openRedis == "1")
     builder.Services.AddSingleton<IDistributedCache>(new CSRedisCache(RedisHelper.Instance));
 }
 
-builder.Services.AddRateLimiter(o => o
-    .AddFixedWindowLimiter(policyName: "fixed", options =>
-    {
-        // configuration
-    }));
+
 
 builder.Services.AddMvc(options =>
 {
diff --git a/ZR.Admin.WebApi/ZR.Admin.WebApi.csproj b/ZR.Admin.WebApi/ZR.Admin.WebApi.csproj
index fb8eaec..2e10d71 100644
--- a/ZR.Admin.WebApi/ZR.Admin.WebApi.csproj
+++ b/ZR.Admin.WebApi/ZR.Admin.WebApi.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 	<PropertyGroup>
-		<TargetFramework>net9.0</TargetFramework>
+		<TargetFramework>net7.0</TargetFramework>
 		<Nullable>enable</Nullable>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
diff --git a/ZR.CodeGenerator/ZR.CodeGenerator.csproj b/ZR.CodeGenerator/ZR.CodeGenerator.csproj
index b6a86d6..dba0753 100644
--- a/ZR.CodeGenerator/ZR.CodeGenerator.csproj
+++ b/ZR.CodeGenerator/ZR.CodeGenerator.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net9.0</TargetFramework>
+		<TargetFramework>net7.0</TargetFramework>
 	</PropertyGroup>
 
 	<ItemGroup>
diff --git a/ZR.Common/ZR.Common.csproj b/ZR.Common/ZR.Common.csproj
index 29ae756..9a9f2a7 100644
--- a/ZR.Common/ZR.Common.csproj
+++ b/ZR.Common/ZR.Common.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net9.0</TargetFramework>
+		<TargetFramework>net7.0</TargetFramework>
 	</PropertyGroup>
 
 	<ItemGroup>
diff --git a/ZR.Model/ZR.Model.csproj b/ZR.Model/ZR.Model.csproj
index 0955548..cc0b09d 100644
--- a/ZR.Model/ZR.Model.csproj
+++ b/ZR.Model/ZR.Model.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net9.0</TargetFramework>
+		<TargetFramework>net7.0</TargetFramework>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
 		<NoWarn>1701;1702;1591;1570</NoWarn>
 	</PropertyGroup>
diff --git a/ZR.Repository/ZR.Repository.csproj b/ZR.Repository/ZR.Repository.csproj
index 3b2bd33..aca56ae 100644
--- a/ZR.Repository/ZR.Repository.csproj
+++ b/ZR.Repository/ZR.Repository.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net9.0</TargetFramework>
+		<TargetFramework>net7.0</TargetFramework>
 	</PropertyGroup>
 
 	<ItemGroup>
diff --git a/ZR.Service/ZR.Service.csproj b/ZR.Service/ZR.Service.csproj
index 6257b6a..bbb3ce1 100644
--- a/ZR.Service/ZR.Service.csproj
+++ b/ZR.Service/ZR.Service.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net9.0</TargetFramework>
+		<TargetFramework>net7.0</TargetFramework>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
 	</PropertyGroup>
diff --git a/ZR.ServiceCore/ZR.ServiceCore.csproj b/ZR.ServiceCore/ZR.ServiceCore.csproj
index 14c0a3f..82db85b 100644
--- a/ZR.ServiceCore/ZR.ServiceCore.csproj
+++ b/ZR.ServiceCore/ZR.ServiceCore.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net9.0</TargetFramework>
+		<TargetFramework>net7.0</TargetFramework>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
 		<NoWarn>1701;1702;1591;1570</NoWarn>
diff --git a/ZR.Tasks/ZR.Tasks.csproj b/ZR.Tasks/ZR.Tasks.csproj
index 5376ce8..221d49b 100644
--- a/ZR.Tasks/ZR.Tasks.csproj
+++ b/ZR.Tasks/ZR.Tasks.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net7.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>