diff --git a/jupyter_mentor/educator_course_overview.py b/jupyter_mentor/educator_course_overview.py
index 2ea7b8d..6aed794 100644
--- a/jupyter_mentor/educator_course_overview.py
+++ b/jupyter_mentor/educator_course_overview.py
@@ -21,7 +21,7 @@ def __init__(self, file_viewer):
         self.file_upload = FileUpload(accept='', multiple=False)
 
         # global file viewer (that has model)
-        self.file_viewer = file_viewer
+        #self.file_viewer = file_viewer
         
         # Course overview text
         self.course_overview_text = v.TextField(label='Course Overview:', placeholder='Enter course overview')
@@ -57,7 +57,6 @@ def __init__(self, file_viewer):
         self.children = [
             self.header,  # Heading
             HBox([self.file_upload]),  # File upload button
-            self.file_viewer,
             self.course_overview_text,  # Course overview
             self.ai_guidelines_label,   # AI Guidelines
             VBox([self.step_by_step_checkbox, self.metaphor_checkbox,
diff --git a/nbs/04_educator_course_overview.ipynb b/nbs/04_educator_course_overview.ipynb
index 953892c..f00ce96 100644
--- a/nbs/04_educator_course_overview.ipynb
+++ b/nbs/04_educator_course_overview.ipynb
@@ -12,7 +12,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 54,
    "id": "0320fe7e-0ec7-4dd1-90c2-74a3e25bab86",
    "metadata": {},
    "outputs": [],
@@ -28,7 +28,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 59,
    "id": "f0e47085-1303-4292-b752-0ee05eef872d",
    "metadata": {},
    "outputs": [],
@@ -43,7 +43,7 @@
     "        self.file_upload = FileUpload(accept='', multiple=False)\n",
     "\n",
     "        # global file viewer (that has model)\n",
-    "        self.file_viewer = file_viewer\n",
+    "        #self.file_viewer = file_viewer\n",
     "        \n",
     "        # Course overview text\n",
     "        self.course_overview_text = v.TextField(label='Course Overview:', placeholder='Enter course overview')\n",
@@ -79,7 +79,6 @@
     "        self.children = [\n",
     "            self.header,  # Heading\n",
     "            HBox([self.file_upload]),  # File upload button\n",
-    "            self.file_viewer,\n",
     "            self.course_overview_text,  # Course overview\n",
     "            self.ai_guidelines_label,   # AI Guidelines\n",
     "            VBox([self.step_by_step_checkbox, self.metaphor_checkbox,\n",
@@ -91,14 +90,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 60,
    "id": "54fb4f23-dabc-4109-a482-feee5c130f36",
    "metadata": {},
    "outputs": [
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "bc686214fda847ccabdeac24bd13a0b9",
+       "model_id": "7dfa2b4a73e240a78060c514e3c1cc29",
        "version_major": 2,
        "version_minor": 0
       },
@@ -106,7 +105,7 @@
        "EducatorCourseOverview(children=(Container(children=[Html(attributes={'title': 'a title'}, children=['Educator…"
       ]
      },
-     "execution_count": null,
+     "execution_count": 60,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -119,7 +118,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 53,
+   "execution_count": 61,
    "id": "11872b33-a907-4acb-9537-0a2f4237d791",
    "metadata": {},
    "outputs": [],
@@ -139,9 +138,21 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "python3",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.8.19"
   }
  },
  "nbformat": 4,