When somebody sends you a document as an attachment, don't just open it. Use the free tool Dangerzone to scrub it clean of any malevolent code. Here's how it works.

Learn how to use tools to create, annotate, and extract text from a PDF on a Chromebook. People who use a Chromebook are likely familiar with at least a couple of common ways to work with the Portable ...

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. The often-disliked PDF ...