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.

THE main benefit of PDF files is their formatting: the layout remains consistent across devices and operating systems.

You can read PDFs and articles on your Kindle: How to send all kinds of files to your device ...

How to add EPUB, MOBI, and PDF files to your Kindle - follow my easy step-by-step ...

Searching for specific words or phrases in a PDF document can be quite cumbersome, particularly when dealing with large files. Fortunately, there are several methods that can make the process more ...