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.

Just like how you add inked signatures on a hard-paper document, you can also add an electronic signature to your PDF document in the Edge browser.

You can combine multiple PDF files into a single, easy-to-share document using simple software on your Mac computer or Windows PC. Here's how.

People who use a Chromebook are likely familiar with at least a couple of common ways to work with the Portable Document Format (PDF) created by Adobe in 1993 that preserves a document’s layout ...

In iOS, Apple's stock Files app is a handy place for keeping PDF documents on your iPhone or iPad. Not only can you view and organize your documents in the Files app, but it also provides you with ...