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

This screenshot guide shows you hwot to create, customize and insert a watermark in Microsoft Excel using two different methods.

If you want to add a header or footer to all sheets, select every sheet by right-clicking one of the sheet tabs at the bottom of the Excel screen and clicking "Select All Sheets" in the pop-up menu.

Adding a Header Go to the "Insert" tab on the Excel toolbar, and then click the "Header & Footer" button in the Text group to start the process of adding a header.