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 ...

Converting a single document with multiple pages into PDF form is simple, but combining multiple files into a single PDF is a more involved PDF merge process. Ultimately, building and customizing a ...

Do you have multiple PDFs you need to merge into one? Making one PDF out of many is easier than you might think on both Windows PCs and Macs. Here's how to do it on each platform. I've been writing ...

You don’t necessarily need expensive PDF editing software to create and edit PDFs — try Word’s built-in tools first. We show you how. You’ve been asked to supply a letter of reference by email. You ...