Portable document format (PDF) files remain a popular choice for business documents ranging from contracts and forms to manuals and reports, so there's a good chance you need to open them often.

The Portable Document Format makes it possible for you to open and view documents, no matter what operating system, software or computer you have. To make this happen in Yahoo Mail, the email program ...

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. Our team tests, ...

To know more about these above-mentioned steps, keep reading. Following that, go to the File Block Settings tab and make sure that the Open selected file types in Protected View setting is selected.

You can convert Apple's HEIC files to PDF on a Mac or Windows computer using the free Convertio website.

Free software on your phone or tablet lets you scan, create, edit, annotate and even sign digitized documents on the go.

To convert PDFs into Word files and on Mac, you should edit them with Google Docs or other third-party applications.

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 Scribe.