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.

There are times when Acrobat Reader DC fails to open a PDF file and displays the following error message: Adobe Acrobat Reader could not open PDF because it is either ...

Is your Chrome PDF viewer not working? There are several factors that can cause this problem such as your computer having a different default PDF reader, poor internet connection, Chrome set to ...