You can add a header or footer in Google Docs from the 'Insert' menu. Google Docs automatically adds superscript numbers to your document when you insert a footnote in the document footer.

There is no limit to the number of Heading (levels 2,3,4,5, etc.) elements you can use in a document. To add Headings in Google Docs: Select the text that you want to assign as a heading. Choose the ...

You must use Google Docs built-in header styles for this to work. To add a heading in Google Docs, highlight the text you want to turn into a heading, select Format > Paragraph Styles, and select ...

header, and footer, show line number after every N line, etc., can also be set by you. When the options are set, press the Apply button. It will immediately add line numbers to your Google Docs ...

You can add a page in Google Docs through the Insert Page Break function, or with a keyboard command. To add a page in Google Docs on the desktop site, open the "Insert" tab in the menu bar and ...