Question

how are headers and footers useful?

Answer 1

Answer:header and footers help u to know, the purpose of your typing. And obviously it makes your presentation look more attractive

Explanation:

Answer 2

Headers and footers are typically used in multiple-page documents to display descriptive information. In addition to page numbers, a header or footer can contain information such as: The document name, the date and/or time you created or revised the document, an author name, a graphic, a draft or revision number.