Insert Page Numbers in a PDF If you're using Adobe Acrobat to edit a PDF file, you can add page numbers in your preferred style to some or all of the document.

LibreOffice versatile tools allow you to easily add page numbers to the document you are working on: Here's how to paginate in LibreOffice.

You can add page numbers on Google Docs to any document. All you need to do is go into a document's Insert menu, which will give you several options.