diff --git a/Document-Processing/Excel/Spreadsheet/Angular/how-to/change-active-sheet.md b/Document-Processing/Excel/Spreadsheet/Angular/how-to/change-active-sheet.md
index f4fa2020f..ce005b054 100644
--- a/Document-Processing/Excel/Spreadsheet/Angular/how-to/change-active-sheet.md
+++ b/Document-Processing/Excel/Spreadsheet/Angular/how-to/change-active-sheet.md
@@ -7,7 +7,7 @@ control: Spreadsheet
 documentation: ug
 ---
 
-## Changing the active sheet while importing a file in Angular Spreadsheet component
+# Changing the active sheet while importing a file in Angular Spreadsheet component
 
 You can change the active sheet of imported file by updating [`activeSheetIndex`](https://ej2.syncfusion.com/angular/documentation/api/spreadsheet/#activesheetindex) property on the [`openComplete`](https://ej2.syncfusion.com/angular/documentation/api/spreadsheet/#opencomplete) event.
 
diff --git a/Document-Processing/Word/Word-Processor/asp-net-core/how-to/enable-ruler-in-document-editor-component.md b/Document-Processing/Word/Word-Processor/asp-net-core/how-to/enable-ruler-in-document-editor-component.md
index f9b5d2f3d..4e2557dcf 100644
--- a/Document-Processing/Word/Word-Processor/asp-net-core/how-to/enable-ruler-in-document-editor-component.md
+++ b/Document-Processing/Word/Word-Processor/asp-net-core/how-to/enable-ruler-in-document-editor-component.md
@@ -7,7 +7,7 @@ control: Enable Ruler
 documentation: ug
 ---
 
-## How to enable ruler in ASP.NET Core Document Editor component
+# How to enable ruler in ASP.NET Core Document Editor component
 
 Using ruler we can refer to setting specific margins, tab stops, or indentations within a document to ensure consistent formatting in Document Editor.