diff --git a/src/modules/launcher/Plugins/Microsoft.Plugin.Program/Microsoft.Plugin.Program.csproj b/src/modules/launcher/Plugins/Microsoft.Plugin.Program/Microsoft.Plugin.Program.csproj
index f98c50abd9..7de8e8044d 100644
--- a/src/modules/launcher/Plugins/Microsoft.Plugin.Program/Microsoft.Plugin.Program.csproj
+++ b/src/modules/launcher/Plugins/Microsoft.Plugin.Program/Microsoft.Plugin.Program.csproj
@@ -68,8 +68,6 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Microsoft.Windows.SDK.Contracts" Version="10.0.19041.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
-    <PackageReference Include="NLog" Version="4.7.2" />
     <PackageReference Include="System.Runtime" Version="4.3.1" />
   </ItemGroup>
   
diff --git a/src/modules/launcher/Plugins/Microsoft.Plugin.Shell/Microsoft.Plugin.Shell.csproj b/src/modules/launcher/Plugins/Microsoft.Plugin.Shell/Microsoft.Plugin.Shell.csproj
index a263299cdd..6a5b2b2d1d 100644
--- a/src/modules/launcher/Plugins/Microsoft.Plugin.Shell/Microsoft.Plugin.Shell.csproj
+++ b/src/modules/launcher/Plugins/Microsoft.Plugin.Shell/Microsoft.Plugin.Shell.csproj
@@ -67,7 +67,6 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="System.Runtime" Version="4.3.1" />
   </ItemGroup>
   
diff --git a/src/modules/launcher/Plugins/Microsoft.Plugin.Uri/Microsoft.Plugin.Uri.csproj b/src/modules/launcher/Plugins/Microsoft.Plugin.Uri/Microsoft.Plugin.Uri.csproj
index a043c90b70..0dbdff18fa 100644
--- a/src/modules/launcher/Plugins/Microsoft.Plugin.Uri/Microsoft.Plugin.Uri.csproj
+++ b/src/modules/launcher/Plugins/Microsoft.Plugin.Uri/Microsoft.Plugin.Uri.csproj
@@ -74,7 +74,6 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/src/modules/launcher/PowerLauncher/SettingsWatcher.cs b/src/modules/launcher/PowerLauncher/SettingsWatcher.cs
index d08bbe8a1e..46953868b5 100644
--- a/src/modules/launcher/PowerLauncher/SettingsWatcher.cs
+++ b/src/modules/launcher/PowerLauncher/SettingsWatcher.cs
@@ -3,13 +3,10 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.Diagnostics;
 using System.IO;
-using System.Text.Json;
 using System.Threading;
 using System.Windows.Input;
 using Microsoft.PowerToys.Settings.UI.Lib;
-using Newtonsoft.Json;
 using PowerLauncher.Helper;
 using Wox.Core.Plugin;
 using Wox.Infrastructure.Hotkey;
diff --git a/src/modules/launcher/Wox.Infrastructure/Wox.Infrastructure.csproj b/src/modules/launcher/Wox.Infrastructure/Wox.Infrastructure.csproj
index 30a0241195..1ebb320fe1 100644
--- a/src/modules/launcher/Wox.Infrastructure/Wox.Infrastructure.csproj
+++ b/src/modules/launcher/Wox.Infrastructure/Wox.Infrastructure.csproj
@@ -56,7 +56,6 @@
 
   <ItemGroup>
     <PackageReference Include="JetBrains.Annotations" Version="2020.1.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="NLog.Extensions.Logging" Version="1.6.4" />
     <PackageReference Include="NLog.Schema" Version="4.7.2" />
     <PackageReference Include="Pinyin4DotNet" Version="2016.4.23.4">