PDF Guides and Tutorials

Short and easy lessons to help you with your PDF files.

Learn how to change the words in a PDF for free. Easy steps, no app needed, works on your phone and computer.

A word is wrong on every page of your PDF? Learn how to fix a date, name or price on all pages with one click.

Learn how to add your signature to a PDF for free. Draw it, type it or upload a picture. Works on phone and computer.

Learn how to take a watermark out of your own PDF, and how to add your own watermark in a few easy steps.

Learn how to change a PDF into a Word file for free. Easy steps, and what to do when the result is not perfect.

Learn how to lock a PDF with a password for free. Keep your private papers safe before you send them.

Learn how to turn your photos into one PDF file for free. Great for homework, forms and ID cards.

Is it safe to edit a PDF online? Learn the difference between server tools and browser tools, and how to keep your papers private.