Did you know?
Some PDFs files have interactive fields to fill in data (such as on forms). Using Firefox's built-in PDF viewer you can fill out fields such as text, check boxes and radio buttons. After entering data into these fields you can download the file to have the filled out version saved to your computer
Sometimes you run up in a situation when you need to edit a PDF file in Linux. Like the other day, I was going through an old report which was in PDF format and I saw some typos in it. I was like, I should edit this report but I just had the PDF file