diff --git a/TrustnGO/01_aws_connect/notebook/TNGTLS_aws_connect.ipynb b/TrustnGO/01_aws_connect/notebook/TNGTLS_aws_connect.ipynb
index 9433cfd..38165ea 100644
--- a/TrustnGO/01_aws_connect/notebook/TNGTLS_aws_connect.ipynb
+++ b/TrustnGO/01_aws_connect/notebook/TNGTLS_aws_connect.ipynb
@@ -134,7 +134,6 @@
    "source": [
     "def execute_manifest_upload(b):\n",
     "    check_and_install_policy('Default')\n",
-    "    sys_helper.run_subprocess_cmd(cmd=[\"aws\", \"configure\", \"add-model\", \"--service-model\", \"file://iot2_model.json\", \"--service-name\", \"iot2\"])\n",
     "    if not manifest_file.data or not validation_cert.data:\n",
     "        print('Step2a & Step2b should be executed first before proceeding to this step\\r\\n')\n",
     "        return None\n",
@@ -213,7 +212,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.4"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/assets/gui/main.py b/assets/gui/main.py
index cc1c3d3..de5cff4 100644
--- a/assets/gui/main.py
+++ b/assets/gui/main.py
@@ -87,7 +87,7 @@ def open_local_page(self, page_addr):
         json_file = SettingsJson()
         repo_path = json_file.get_repo_path()
         full_path = os.path.join(repo_path, page_addr)
-        open_local_link(full_path)
+        self.open_local_link(full_path)
 
     def invalid_page(self):
         QtWidgets.QMessageBox.about(