diff --git a/SophiApp/SophiApp/Customisations/CustomisationConstants.cs b/SophiApp/SophiApp/Customisations/CustomisationConstants.cs
index 9b7db429..1fc1d7dd 100644
--- a/SophiApp/SophiApp/Customisations/CustomisationConstants.cs
+++ b/SophiApp/SophiApp/Customisations/CustomisationConstants.cs
@@ -608,6 +608,8 @@ public static extern bool ShowWindowAsync(IntPtr hWnd, int nCmdShow)
         internal const byte DIALOG_DETAILED_VALUE = 1;
         internal const string DISABLED = "Disabled";
         internal const byte DISABLED_VALUE = 0;
+        internal const string DOTNET_INSTALL_ARGS = "/install /passive /norestart";
+        internal const string DOTNET_LOG_PATTERN = "Microsoft_Windows_Desktop_Runtime_*.log";
         internal const string ENABLED = "Enabled";
         internal const byte ENABLED_VALUE = 1;
         internal const string ENTHUSIAST_MODE = "EnthusiastMode";
diff --git a/SophiApp/SophiApp/Customisations/CustomisationOs.cs b/SophiApp/SophiApp/Customisations/CustomisationOs.cs
index ce1b33cd..acd9b300 100644
--- a/SophiApp/SophiApp/Customisations/CustomisationOs.cs
+++ b/SophiApp/SophiApp/Customisations/CustomisationOs.cs
@@ -940,6 +940,38 @@ public static void _352(bool _)
             }
         }
 
+        public static void _354(bool _)
+        {
+            var temp = Environment.GetEnvironmentVariable(TEMP);
+            var latestRelease = AppHelper.CloudNet6Version.Releases.Where(release => release.ReleaseVersion == $"{AppHelper.CloudNet6Version.LatestRelease}").First();
+            var latestRuntime = latestRelease.WindowsDesktop.Files.Where(file => file.Name == "windowsdesktop-runtime-win-x86.exe").First();
+            var installer = $@"{temp}\{latestRuntime.Url.Substring(latestRuntime.Url.LastIndexOf('/') + 1)}";
+            WebHelper.Download(latestRuntime.Url, installer);
+            ProcessHelper.StartWait(installer, DOTNET_INSTALL_ARGS);
+            FileHelper.TryDeleteFile(installer);
+            Directory.EnumerateFileSystemEntries(temp, DOTNET_LOG_PATTERN)
+                     .ToList()
+                     .ForEach(log => FileHelper.TryDeleteFile(log));
+        }
+
+        public static void _355(bool _) => DotNetHelper.Uninstall("windowsdesktop-runtime-6.*-win-x86.exe");
+
+        public static void _357(bool _)
+        {
+            var temp = Environment.GetEnvironmentVariable(TEMP);
+            var latestRelease = AppHelper.CloudNet6Version.Releases.Where(release => release.ReleaseVersion == $"{AppHelper.CloudNet6Version.LatestRelease}").First();
+            var latestRuntime = latestRelease.WindowsDesktop.Files.Where(file => file.Name == "windowsdesktop-runtime-win-x64.exe").First();
+            var installer = $@"{temp}\{latestRuntime.Url.Substring(latestRuntime.Url.LastIndexOf('/') + 1)}";
+            WebHelper.Download(latestRuntime.Url, installer);
+            ProcessHelper.StartWait(installer, DOTNET_INSTALL_ARGS);
+            FileHelper.TryDeleteFile(installer);
+            Directory.EnumerateFileSystemEntries(temp, DOTNET_LOG_PATTERN)
+                     .ToList()
+                     .ForEach(log => FileHelper.TryDeleteFile(log));
+        }
+
+        public static void _358(bool _) => DotNetHelper.Uninstall("windowsdesktop-runtime-6.*-win-x64.exe");
+
         public static void _500(bool IsChecked)
         {
             if (IsChecked)
diff --git a/SophiApp/SophiApp/Customisations/CustomisationStatus.cs b/SophiApp/SophiApp/Customisations/CustomisationStatus.cs
index 11eeee69..57c1c3e5 100644
--- a/SophiApp/SophiApp/Customisations/CustomisationStatus.cs
+++ b/SophiApp/SophiApp/Customisations/CustomisationStatus.cs
@@ -448,7 +448,7 @@ public static bool _354()
             if (HttpHelper.IsOnline)
             {
                 var cloudNetVersion = AppHelper.CloudNet6Version.LatestRelease;
-                return DotNetHelper.HasInstalled(cloudNetVersion, DotNetRid.Win_x86)
+                return DotNetHelper.IsInstalled(cloudNetVersion, DotNetRid.Win_x86)
                         ? throw new DotNetInstalledException(cloudNetVersion)
                         : false;
             }
@@ -456,12 +456,16 @@ public static bool _354()
             throw new NoInternetConnectionException();
         }
 
+        public static bool _355() => DotNetHelper.IsInstalled("windowsdesktop-runtime-6.*-win-x86.exe", DotNetRid.Win_x86)
+                                        ? false
+                                        : throw new FileNotExistException("windowsdesktop-runtime-6.*-win-x86.exe");
+
         public static bool _357()
         {
             if (HttpHelper.IsOnline)
             {
                 var cloudNetVersion = AppHelper.CloudNet6Version.LatestRelease;
-                return DotNetHelper.HasInstalled(cloudNetVersion, DotNetRid.Win_x64)
+                return DotNetHelper.IsInstalled(cloudNetVersion, DotNetRid.Win_x64)
                         ? throw new DotNetInstalledException(cloudNetVersion)
                         : false;
             }
@@ -469,6 +473,10 @@ public static bool _357()
             throw new NoInternetConnectionException();
         }
 
+        public static bool _358() => DotNetHelper.IsInstalled("windowsdesktop-runtime-6.*-win-x64.exe", DotNetRid.Win_x86)
+                                        ? false
+                                        : throw new FileNotExistException("windowsdesktop-runtime-6.*-win-x64.exe");
+
         public static bool _500() => HttpHelper.IsOnline
                                      ? UwpHelper.PackageExist(UWP_MS_WIN_PHOTOS)
                                         ? UwpHelper.PackageExist(_500_UWP_HEVC_VIDEO)
diff --git a/SophiApp/SophiApp/Dto/MsNetDto.cs b/SophiApp/SophiApp/Dto/MsNetDto.cs
index dda046a4..4447a52e 100644
--- a/SophiApp/SophiApp/Dto/MsNetDto.cs
+++ b/SophiApp/SophiApp/Dto/MsNetDto.cs
@@ -7,5 +7,47 @@ internal class MsNetDto
     {
         [JsonProperty("latest-release")]
         public Version LatestRelease { get; set; }
+
+        [JsonProperty("releases")]
+        public MsNetRelease[] Releases { get; set; }
+    }
+
+    internal class MsNetRelease
+    {
+        [JsonProperty("release-date")]
+        public DateTime ReleaseDate { get; set; }
+
+        [JsonProperty("release-version")]
+        public string ReleaseVersion { get; set; }
+
+        [JsonProperty("windowsdesktop")]
+        public MsNetWindowsDesktop WindowsDesktop { get; set; }
+    }
+
+    internal class MsNetWindowsDesktop
+    {
+        [JsonProperty("files")]
+        public MsNetWindowsDesktopFiles[] Files { get; set; }
+
+        [JsonProperty("version")]
+        public string Version { get; set; }
+
+        [JsonProperty("version-display")]
+        public string VersionDisplay { get; set; }
+    }
+
+    internal class MsNetWindowsDesktopFiles
+    {
+        [JsonProperty("hash")]
+        public string Hash { get; set; }
+
+        [JsonProperty("name")]
+        public string Name { get; set; }
+
+        [JsonProperty("rid")]
+        public string Rid { get; set; }
+
+        [JsonProperty("url")]
+        public string Url { get; set; }
     }
 }
\ No newline at end of file
diff --git a/SophiApp/SophiApp/Helpers/DotNetHelper.cs b/SophiApp/SophiApp/Helpers/DotNetHelper.cs
index 345edfb0..d4f372f5 100644
--- a/SophiApp/SophiApp/Helpers/DotNetHelper.cs
+++ b/SophiApp/SophiApp/Helpers/DotNetHelper.cs
@@ -20,11 +20,23 @@ internal class DotNetHelper
             {DotNetRid.Win_x86, "win-x86" }, {DotNetRid.Win_x64, "win-x64" }
         };
 
-        internal static bool HasInstalled(Version version, DotNetRid rid)
+        internal static bool IsInstalled(Version version, DotNetRid rid)
         {
-            var runtime = $"dotnet-runtime-{version}-{Platform[rid]}.exe";
+            var runtime = $"windowsdesktop-runtime-{version}-{Platform[rid]}.exe";
             return Directory.GetFileSystemEntries(ENVIRONMENT_PACKAGE_CACHE, runtime, SearchOption.AllDirectories)
                             .Count() == 1;
         }
+
+        internal static bool IsInstalled(string runtime, DotNetRid rid)
+        {
+            return Directory.GetFileSystemEntries(ENVIRONMENT_PACKAGE_CACHE, runtime, SearchOption.AllDirectories)
+                            .Count() == 1;
+        }
+
+        internal static void Uninstall(string runtime)
+        {
+            var runtimeFile = Directory.GetFileSystemEntries(ENVIRONMENT_PACKAGE_CACHE, runtime, SearchOption.AllDirectories).First();
+            ProcessHelper.StartWait(runtimeFile, "/uninstall /passive /norestart");
+        }
     }
 }
\ No newline at end of file