If you want to preserve the current state of an Excel file and yet be able to change it, you can always copy the current workbook to a new file. You can then add your changes to the new copy.

You can insert or add Header and Footer in Excel spreadsheet using this tutorial. Insert page number, current date and time, etc.

In this guide, we'll walk you through how to add a header of footer in Excel so you can start making your sheet look more organized.

How to Create a Header in Excel to Span Across the Top of the Page. A carefully placed header can make documents more informative and give them a professional look. You may have noticed how ...