Learn how to combine PDF files into a single file, quickly and with free software.

Like the GIF (that's Graphics Interchange Format), the PDF (Portable Document Format) has survived and flourished through the digital age. That's partly because of its versatility: It's the go-to ...

Need to make notes in a PDF, or perhaps correct a few typos or reorganize the pages? Here are the tools and tips you need.

PDF stands for Portable Document File. Back in 1991, Adobe co-founder John Warnock—and former CEO up through 2000—began the process of designing the PDF through an idea he referred to as "The ...

This article talks about the different reasons why a PDF file can be blurry and how to troubleshoot and fix the Blurry PDF file the right way.

You can convert PUB files to PDF using the Microsoft Publisher software itself or use the free online Publisher to PDF converter tool.

Make life easier this back-to-school season with this lifetime license to PDF Converter and Editor, just $23.99 (reg. $99.99) ...

Learn how to use tools to create, annotate, and extract text from a PDF on a Chromebook.

If you need to edit PDF on iPhone in a hurry, you can do so without having to install any new app. Just use the native Files app. Let's show you how.

It's easy to convert images into PDF files -- whether on Windows, Mac, or directly on your mobile phone. We'll show you how it works.

Got PDF documents to e-sign? Here's a guide on how to electronically sign a PDF document on iPhone and Android on the go.

The Kindle Scribe is a new hybrid e-reader and e-note. You can view and edit PDF files, freehand draw and also conduct handwriting notes in Kindle books. PDF files are a different beast on the ...