You can edit a footer in a PowerPoint presentation to include citations, notes, or disclaimers using a similar method to adding Microsoft Word footnotes. To edit the footer in your PowerPoint slides, ...

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. While you ...

It's often useful to put a header or footer on the top or bottom of Excel spreadsheets. The header or footer might contain information about who prepared the spreadsheet, a disclaimer about the ...