Remove all headers and footers

In desktop versions of Word:

Click Insert > Header or Footer, and then click Remove Header or Remove Footer.

You can also delete a header from a single page.

Tip:  If you have more than one header section, you'll have to repeat this process for each section.

In Word Online:

1. Click Insert > Header & Footer.

2. In the white area that appears at the top of the document area, click Options > Remove Headers & Footers.