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 ...

I had to help a friend with his computer over the weekend. It seems his PC forgot he had Adobe Acrobat installed and instead it was opening PDF files in Google Chrome. I wasn’t quite sure how his ...