diff --git a/ai-hub/app/api/routes/nodes.py b/ai-hub/app/api/routes/nodes.py
index 6d7ba8c..c1c561c 100644
--- a/ai-hub/app/api/routes/nodes.py
+++ b/ai-hub/app/api/routes/nodes.py
@@ -750,13 +750,13 @@
             raise HTTPException(status_code=500, detail=str(e))
 
     @router.delete("/{node_id}/fs/rm", summary="Delete File/Directory")
-    def fs_rm(node_id: str, req: schemas.FileDeleteRequest, session_id: str = "__fs_explorer__"):
+    def fs_rm(node_id: str, path: str, session_id: str = "__fs_explorer__"):
         """
         Delete a file or directory from a remote node.
         """
         try:
             orchestrator = services.orchestrator
-            res = orchestrator.assistant.rm(node_id, req.path, session_id=session_id)
+            res = orchestrator.assistant.rm(node_id, path, session_id=session_id)
             if not res:
                 raise HTTPException(status_code=500, detail="Node returned an empty response.")
             if isinstance(res, dict) and "error" in res:
diff --git a/ui/client-app/src/components/FileSystemNavigator.js b/ui/client-app/src/components/FileSystemNavigator.js
index 9097692..86aae85 100644
--- a/ui/client-app/src/components/FileSystemNavigator.js
+++ b/ui/client-app/src/components/FileSystemNavigator.js
@@ -138,7 +138,18 @@
         }
     };
 
+    const isBinaryFile = (path) => {
+        const ext = path.split('.').pop().toLowerCase();
+        const binaryExts = ['png', 'jpg', 'jpeg', 'gif', 'bmp', 'ico', 'pdf', 'zip', 'gz', 'tar', 'exe', 'dll', 'so', 'bin', 'pyc', 'node', 'db', 'sqlite'];
+        return binaryExts.includes(ext);
+    };
+
     const handleView = async (path) => {
+        if (isBinaryFile(path)) {
+            setError(`Cannot view binary file: ${path}. Please download it instead.`);
+            return;
+        }
+
         setOperationLoading(true);
         setError(null);
         try {
@@ -334,7 +345,7 @@
             {/* Editor Modal */}
             {selectedFile && (
                 <div className="fixed inset-0 z-[60] flex items-center justify-center p-4 bg-black/60 backdrop-blur-sm">
-                    <div className="bg-white dark:bg-gray-900 rounded-2xl w-full max-w-4xl max-h-[80vh] flex flex-col shadow-2xl overflow-hidden border dark:border-gray-700">
+                    <div className="bg-white dark:bg-gray-900 rounded-2xl w-full max-w-5xl h-[85vh] max-h-[90vh] flex flex-col shadow-2xl overflow-hidden border dark:border-gray-700">
                         <div className="p-4 border-b dark:border-gray-800 flex justify-between items-center bg-gray-50 dark:bg-gray-800/50">
                             <div>
                                 <h4 className="text-sm font-bold text-gray-900 dark:text-white truncate max-w-md">{selectedFile.path}</h4>