diff --git a/apps/demos/menuMeta.json b/apps/demos/menuMeta.json
index a5e968eef869..0979ce9a080a 100644
--- a/apps/demos/menuMeta.json
+++ b/apps/demos/menuMeta.json
@@ -71,7 +71,8 @@
                 ],
                 "MvcDocUrl": "https://docs.devexpress.com/DevExtremeAspNetMvc/400704/concepts/data-binding",
                 "NetCoreDocUrl": "https://docs.devexpress.com/AspNetCore/400575/concepts/devextreme-based-controls/data-binding",
-                "DemoType": "Web"
+                "DemoType": "Web",
+                "DisableExternalEditor": true
               },
               {
                 "Title": "SignalR Service",
@@ -252,7 +253,8 @@
                   "/Models/SampleData/CustomEditorsTasks.cs",
                   "/Scripts/data/statuses.js"
                 ],
-                "DemoType": "Web"
+                "DemoType": "Web",
+                "DisableExternalEditor": true
               },
               {
                 "Title": "Data Validation",
@@ -268,7 +270,8 @@
                 "MvcDocUrl": "https://docs.devexpress.com/DevExtremeAspNetMvc/400705/concepts/client-side-data-validation#overview",
                 "NetCoreDocUrl": "https://docs.devexpress.com/AspNetCore/400576/concepts/devextreme-based-controls/client-side-data-validation#overview",
                 "DemoType": "Web",
-                "Modules": "devextreme-aspnet-data-nojquery"
+                "Modules": "devextreme-aspnet-data-nojquery",
+                "DisableExternalEditor": true
               },
               {
                 "Title": "Cascading Lookups",
@@ -305,7 +308,8 @@
                 "BackendFiles": [
                   "DataGridCollaborativeEditingController.cs",
                   "DataGridCollaborativeEditingHub.cs"
-                ]
+                ],
+                "DisableExternalEditor": true
               },
               {
                 "Title": "Remote CRUD Operations",
@@ -340,7 +344,8 @@
                 "BackendFiles": [
                   "DataGridBatchUpdateWebApiController.cs",
                   "InMemoryNorthwindContext.cs"
-                ]
+                ],
+                "DisableExternalEditor": true
               },
               {
                 "Title": "Edit State Management",
@@ -364,7 +369,8 @@
                 "NetCoreDescription": "",
                 "MvcAdditionalFiles": [],
                 "Modules": "devextreme-aspnet-data-nojquery",
-                "DemoType": "Web"
+                "DemoType": "Web",
+                "DisableExternalEditor": true
               }
             ]
           },
@@ -1106,7 +1112,8 @@
                 ],
                 "MvcDocUrl": "https://docs.devexpress.com/DevExtremeAspNetMvc/400704/concepts/data-binding",
                 "NetCoreDocUrl": "https://docs.devexpress.com/AspNetCore/400575/concepts/devextreme-based-controls/data-binding",
-                "DemoType": "Web"
+                "DemoType": "Web",
+                "DisableExternalEditor": true
               }
             ]
           },
@@ -1481,7 +1488,8 @@
                 "MvcDescription": "",
                 "NetCoreDescription": "",
                 "MvcAdditionalFiles": [],
-                "DemoType": "Web"
+                "DemoType": "Web",
+                "DisableExternalEditor": true
               }
             ]
           },
@@ -1555,7 +1563,8 @@
                 "MvcDescription": "",
                 "NetCoreDescription": "",
                 "MvcAdditionalFiles": [],
-                "DemoType": "Web"
+                "DemoType": "Web",
+                "DisableExternalEditor": true
               }
             ]
           },
@@ -3329,7 +3338,8 @@
                 "BackendFiles": [
                   "DiagramEmployeesController.cs",
                   "InMemoryEmployeesDataContext.cs"
-                ]
+                ],
+                "DisableExternalEditor": true
               }
             ]
           },
@@ -3532,7 +3542,8 @@
                   "SchedulerDataController.cs",
                   "InMemoryAppointmentsDataContext"
                 ],
-                "DemoType": "Web"
+                "DemoType": "Web",
+                "DisableExternalEditor": true
               },
               {
                 "Title": "SignalR Service",
@@ -3550,7 +3561,8 @@
                 "BackendFiles": [
                   "SchedulerSignalRController.cs",
                   "SchedulerSignalRHub.cs"
-                ]
+                ],
+                "DisableExternalEditor": true
               },
               {
                 "Title": "Google Calendar Integration",
@@ -5256,7 +5268,8 @@
             "Widget": "FileUploader",
             "BackendFiles": [
               "FileUploaderController.cs"
-            ]
+            ],
+            "DisableExternalEditor": true
           },
           {
             "Title": "Validation",
@@ -5265,7 +5278,8 @@
             "Widget": "FileUploader",
             "BackendFiles": [
               "FileUploaderController.cs"
-            ]
+            ],
+            "DisableExternalEditor": true
           },
           {
             "Title": "Chunk Upload",
@@ -5283,7 +5297,8 @@
             "Title": "Custom Drop Zone",
             "Name": "CustomDropzone",
             "DocUrl": "",
-            "Widget": "FileUploader"
+            "Widget": "FileUploader",
+            "DisableExternalEditor": true
           }
         ]
       }
@@ -6491,7 +6506,8 @@
             ],
             "MvcDocUrl": "https://docs.devexpress.com/DevExtremeAspNetMvc/400706/concepts/localization#globalize",
             "NetCoreDocUrl": "https://docs.devexpress.com/AspNetCore/400577/concepts/devextreme-based-controls/localization#globalize",
-            "DemoType": "Web"
+            "DemoType": "Web",
+            "DisableExternalEditor": true
           }
         ]
       }