diff --git a/sscpfe/packages.config b/sscpfe/packages.config
deleted file mode 100644
index 5eaa239..0000000
--- a/sscpfe/packages.config
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
-</packages>
\ No newline at end of file
diff --git a/sscpfe/sscpfe.csproj b/sscpfe/sscpfe.csproj
index 1007011..4db36a1 100644
--- a/sscpfe/sscpfe.csproj
+++ b/sscpfe/sscpfe.csproj
@@ -1,17 +1,7 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{E96C9239-5B31-41B0-953E-3B848AE6CC1D}</ProjectGuid>
+    <TargetFramework>net8.0-windows</TargetFramework>
     <OutputType>Exe</OutputType>
-    <RootNamespace>sscpfe</RootNamespace>
-    <AssemblyName>sscpfe</AssemblyName>
-    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
-    <Deterministic>true</Deterministic>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -27,69 +17,16 @@
     <IsWebBootstrapper>false</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
+    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+    <UseWindowsForms>true</UseWindowsForms>
+    <ImportWindowsDesktopTargets>true</ImportWindowsDesktopTargets>
+    <StartupObject>sscpfe.MainClass</StartupObject>
   </PropertyGroup>
   <ItemGroup>
-    <None Include="App.config" />
-    <None Include="packages.config" />
-    <None Include="Resources\english.json">
+    <None Update="Resources\english.json">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
   </ItemGroup>
-  <ItemGroup>
-    <Compile Include="Buffer\Buffer.cs" />
-    <Compile Include="Buffer\IDeletable.cs" />
-    <Compile Include="Buffer\IEditorBuffer.cs" />
-    <Compile Include="Buffer\IMovable.cs" />
-    <Compile Include="Util\CharColor.cs" />
-    <Compile Include="Util\CursorPosition.cs" />
-    <Compile Include="Operation\DeleteOperation.cs" />
-    <Compile Include="Application\IApp.cs" />
-    <Compile Include="Buffer\IBuffer.cs" />
-    <Compile Include="Operation\InsertOperation.cs" />
-    <Compile Include="Util\KeyboardHandlerCommand.cs" />
-    <Compile Include="Util\KeyboardHandler.cs" />
-    <Compile Include="MainClass.cs" />
-    <Compile Include="Util\ARGSHandlerCommand.cs" />
-    <Compile Include="Operation\Operation.cs" />
-    <Compile Include="Operation\OperationInfo.cs" />
-    <Compile Include="Operation\OperationList.cs" />
-    <Compile Include="Application\SSCPFEApplication.cs" />
-    <Compile Include="Application\SSCPFEApplicationAbstract.cs" />
-    <Compile Include="Application\SSCPFEBinaryReaderApplication.cs" />
-    <Compile Include="Application\SSCPFEConfigurationApplication.cs" />
-    <Compile Include="Util\SSCPFEHandlerException.cs" />
-    <Compile Include="SSCPFERunner.cs" />
-    <Compile Include="Application\SSCPFETypingTestApplication.cs" />
-    <Compile Include="Buffer\TypingTestBuffer.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <Reference Include="Microsoft.CSharp" />
-    <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>packages\Newtonsoft.Json.13.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
-    </Reference>
-    <Reference Include="System" />
-    <Reference Include="System.Configuration" />
-    <Reference Include="System.Windows.Forms" />
-  </ItemGroup>
   <ItemGroup>
     <BootstrapperPackage Include=".NETFramework,Version=v4.7.2">
       <Visible>False</Visible>
@@ -102,5 +39,9 @@
       <Install>false</Install>
     </BootstrapperPackage>
   </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <ItemGroup>
+    <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.0" />
+  </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/sscpfe/sscpfe.sln b/sscpfe/sscpfe.sln
index eacaab2..b3c0c88 100644
--- a/sscpfe/sscpfe.sln
+++ b/sscpfe/sscpfe.sln
@@ -1,9 +1,9 @@
-
+
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.31105.61
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "sscpfe", "sscpfe.csproj", "{E96C9239-5B31-41B0-953E-3B848AE6CC1D}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "sscpfe", "sscpfe.csproj", "{E96C9239-5B31-41B0-953E-3B848AE6CC1D}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution