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 ...

Your Mac comes pre-configured to open specific file types with default apps. Click on a web link, and it launches Safari. Open an email notification, and you're directed to Apple's Mail app. This ...

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...