No matter your operating system, knowing how to combine PDF files is a good skill. We'll teach you the best ways to do so for Windows, macOS, or via the web.

Knowing how to combine multiple PDFs into a single file is easy and can make you more productive. You don't want to inflict a half-dozen PDF files on the accounting department, for example, when ...

Different formats can also make managing several documents cumbersome. Combining these documents into a single PDF file may be helpful for personal or professional use, to deliver simplified, ...

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.

PDF files are one of the most common, and most trusted document formats out there. However, that trust, combined with the cross-platform use of PDFs makes the Adobe file format one of the most ...

Free programs and Web services let you create, edit, and convert PDFs, although they lack Acrobat's bells and whistles.

A new virus carried by programs embedded in Adobe's PDF file format files raises concerns that the format itself could become susceptible to viruses.

Reading PDFs on the iPad can be way better than what you get from Apple's Books app. These are the best apps to use for reading at PDF files on your iPad, or even your iPhone.