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.

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.

Cyber-attackers frequently trick users into opening PDF files containing malicious code. Once opened, the code triggers security flaws in Adobe Reader and Acrobat and compromises the victim's entire ...

Q: Sometimes when I try to open a file or e-mail I get the message: "The selected file has an extension (PDF) that is not recognized by Windows Media Player but the player may be able to play it.

You can combine multiple PDF files into one document using basic software. Mac users can use the Preview app to combine their PDF files into one document. PC users ...

You can open or import a surprising number of file formats into Microsoft Word. Not to be confused with file formatting, which—in most programs—refers to the design of a page, file formats are little ...