Editing PDFs is something many people need to do, but unfortunately it’s not always the easiest thing to do. The format is not designed to be easily edited, and despite a plethora of Windows and web ...

Widely used PDF files capture text and images nearly exactly as they display in the application that created them. The format is designed to store text and both bitmapped and vector images, with the ...

If you work with PDFs in, you will at some point want to know how to add or remove a watermark in Acrobat. A watermark is an image or text added in front or behind the contents of a document.

Gimp is normally used to create or manipulate images files, but can also work with PDFs if you understand how it works and what it's limits are. If you’ve never used Gimp—a free image editor available ...