Learn how to enable and use PDF editing tools in Firefox PDF reader. You can use Free Text Annotation tool and Ink Annotation tool in Firefox.

And, you can change your default PDF viewer for your browser by installing the Acrobat Reader browser extension. Install Adobe Acrobat Reader DC Head to the official Adobe website.

How to Open a PDF With Reader & Internet Explorer. Adobe's portable document format (PDF) has become a standard for exchanging and distributing documents. PDF files look like the original document ...

Need to edit a PDF document but don’t want to pay for the more expensive Adobe editors? You can add text to and sign a PDF with just the free Reader program.

To display PDFs using the built-in WebKit PDF viewer for Safari, open Adobe Reader (located in /Applications) and select "Preferences" from the "Adobe Reader" menu.