Editor’s Note: This article was originally published in Mar. 2014 and the video tutorial for this article published Dec. 2018; while this program might look a little different, the steps shown in this ...

Portable document format (PDF) files remain a popular choice for business documents ranging from contracts and forms to manuals and reports, so there's a good chance you need to open them often.

Ubuntu's Gnome-based graphical user interface lets you open and view business documents saved in the PDF format using the Nautilus file manager and a few mouse clicks. Since Ubuntu is a Linux ...