diff --git a/frontend/index.html b/frontend/index.html
index 2dafb75..2a38afd 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -181,7 +181,6 @@
     <iframe id="iframeViewer" class="w-full h-full border-none" sandbox="allow-same-origin allow-scripts allow-forms allow-popups allow-downloads allow-modals"></iframe>
     <div id="iframeLoader" class="absolute inset-0 bg-white flex items-center justify-center">
       <div class="text-center">
-        <div class="inline-block animate-spin rounded-full h-12 w-12 border-b-2 border-blue-600 mb-4"></div>
         <div class="text-gray-600 text-lg">Loading content...</div>
       </div>
     </div>
@@ -881,6 +880,7 @@
   const iframeViewerModal = document.getElementById('iframeViewerModal');
   const iframeViewer = document.getElementById('iframeViewer');
   const iframeLoader = document.getElementById('iframeLoader');
+  iframeLoader.style.display = 'none'; // disable loader overlay entirely
   const iframeTitle = document.getElementById('iframeTitle');
   const iframeBackBtn = document.getElementById('iframeBackBtn');
   const iframeCloseBtn = document.getElementById('iframeCloseBtn');
@@ -1019,7 +1019,6 @@
     iframeLoader.classList.remove('hidden');
     iframeLoader.innerHTML = `
       <div class="text-center">
-        <div class="inline-block animate-spin rounded-full h-12 w-12 border-b-2 border-blue-600 mb-4"></div>
         <div class="text-gray-600 text-lg">Loading preview...</div>
       </div>
     `;
@@ -1213,7 +1212,6 @@
     iframeLoader.classList.remove('hidden');
     iframeLoader.innerHTML = `
       <div class="text-center">
-        <div class="inline-block animate-spin rounded-full h-12 w-12 border-b-2 border-blue-600 mb-4"></div>
         <div class="text-gray-600 text-lg">Loading preview...</div>
       </div>
     `;
@@ -1366,11 +1364,10 @@
       return;
     }
 
-    // If not cached, show loading and fetch
+    // If not cached, show a simple loading state (no spinner)
     iframeLoader.classList.remove('hidden');
     iframeLoader.innerHTML = `
       <div class="text-center">
-        <div class="inline-block animate-spin rounded-full h-12 w-12 border-b-2 border-blue-600 mb-4"></div>
         <div class="text-gray-600 text-lg">Loading files...</div>
       </div>
     `;
@@ -1457,7 +1454,6 @@
     iframeLoader.classList.remove('hidden');
     iframeLoader.innerHTML = `
       <div class="text-center">
-        <div class="inline-block animate-spin rounded-full h-12 w-12 border-b-2 border-blue-600 mb-4"></div>
         <div class="text-gray-600 text-lg">Loading content...</div>
       </div>
     `;