The SwifDoo PDF multifunctional program allows you not only to create PDF documents, but also to edit existing ones. Needless to say, there is an option to add new pages to edited files.

Learn how to add page numbers to PDF files using free online tools or PC software. You can set position, font, etc., for page numbering.

Knowing how to create a single-page PDF from a multi-page PDF yields a number of benefits, including the ability to protect potentially sensitive information.

Pariah Burke walks you through the process of adding, removing, and replacing pages in complex Acrobat Pro PDF files.

Do you have multiple PDFs you need to merge into one? Making one PDF out of many is easier than you might think on both Windows PCs and Macs. Here's how to do it on each platform.

You can delete pages from a PDF on a Mac using the Preview app. You can also add pages to a PDF in two ways with Preview.

Need to create a PDF or save your current document in that file type? We’ll walk you through how to convert Apple Pages to PDF on Mac, iPhone, and iPad.