diff --git a/WelsonJS.Toolkit/Catswords.Phantomizer/AssemblyLoader.cs b/WelsonJS.Toolkit/Catswords.Phantomizer/AssemblyLoader.cs
index a22d509..b5aa2a6 100644
--- a/WelsonJS.Toolkit/Catswords.Phantomizer/AssemblyLoader.cs
+++ b/WelsonJS.Toolkit/Catswords.Phantomizer/AssemblyLoader.cs
@@ -551,7 +551,6 @@ namespace Catswords.Phantomizer
             }
         }
 
-
         private static void EnsureSignedFileOrThrow(string path, string logicalName)
         {
             if (!File.Exists(path))
@@ -602,6 +601,21 @@ namespace Catswords.Phantomizer
             }
 
             Trace.TraceError("AssemblyIntegrity: hash mismatch! SHA256={0}", sha256);
+
+            // Delete corrupted file so the next run can re-download a clean copy.
+            if (File.Exists(path))
+            {
+                try
+                {
+                    File.Delete(path);
+                    Trace.TraceInformation("AssemblyIntegrity: deleted corrupted file {0}", path);
+                }
+                catch (Exception ex)
+                {
+                    Trace.TraceWarning("AssemblyIntegrity: failed to delete corrupted file {0}: {1}", path, ex.Message);
+                }
+            }
+
             throw new InvalidOperationException("AssemblyIntegrity check failed for: " + path);
         }
 
diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/Program.cs b/WelsonJS.Toolkit/WelsonJS.Launcher/Program.cs
index 5302310..bbea457 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/Program.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/Program.cs
@@ -132,7 +132,7 @@ namespace WelsonJS.Launcher
             loaderType.GetProperty("BaseUrl")?.SetValue(null, GetAppConfig("AssemblyBaseUrl"));
             loaderType.GetProperty("LoaderNamespace")?.SetValue(null, typeof(Program).Namespace);
             loaderType.GetProperty("AppName")?.SetValue(null, "WelsonJS");
-            //loaderType.GetProperty("IntegrityUrl")?.SetValue(null, GetAppConfig("AssemblyIntegrityUrl")); // In the future, we may use this to verify integrity.
+            loaderType.GetProperty("IntegrityUrl")?.SetValue(null, GetAppConfig("AssemblyIntegrityUrl"));
             loaderType.GetMethod("Register")?.Invoke(null, null);
 
             var loadNativeModulesMethod = loaderType.GetMethod(
@@ -154,6 +154,21 @@ namespace WelsonJS.Launcher
                 new Version(1, 13, 0, 0),
                 new[] { "ChakraCore.dll" }
             });
+
+            /*
+            // Alternative way using direct type reference
+            AssemblyLoader.BaseUrl = GetAppConfig("AssemblyBaseUrl");   // Configure CDN base URL
+            AssemblyLoader.IntegrityUrl = GetAppConfig("AssemblyIntegrityUrl");   // (Optional) Set the integrity URL
+            AssemblyLoader.LoaderNamespace = typeof(Program).Namespace;
+            AssemblyLoader.AppName = "WelsonJS";
+            AssemblyLoader.Register();
+
+            AssemblyLoader.LoadNativeModules(
+                "ChakraCore",
+                new Version(1, 13, 0, 0),
+                new[] { "ChakraCore.dll" }
+            );
+            */
         }
 
 
diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/Resources/Catswords.Phantomizer.dll.gz b/WelsonJS.Toolkit/WelsonJS.Launcher/Resources/Catswords.Phantomizer.dll.gz
index 57569a7..53a62de 100644
Binary files a/WelsonJS.Toolkit/WelsonJS.Launcher/Resources/Catswords.Phantomizer.dll.gz and b/WelsonJS.Toolkit/WelsonJS.Launcher/Resources/Catswords.Phantomizer.dll.gz differ