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 ...

How to Create & Sell a PDF File. You can use PDF (portable document format) files to create ebooks on any subject imaginable. To create your own PDF file is usually quite simple. Just create a ...

No matter your operating system, knowing how to combine PDF files is a good skill. We'll teach you the best ways to do so for Windows, macOS, or via the web.

How to Create Editable PDF Files From Scanned Documents. PDFs are to modern businesses what faxes once were to companies operating in the 1980s. They provide a convenient way to not only send ...

You can reduce PDF size on a Mac with the Preview app or a third-party compressor. Reducing PDF file size on your Mac computer can help save storage space. Third-party options may cost money ...

Sometimes a PDF needs encryption. Sometimes it doesn't. Here's how and when you can remove unneeded encryption.

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.

Automatically convert a PDF file into a Booklet using these free software and online tools, to make a PDF document look like a book.