Microsoft uses file associations to set default programs for opening different file types on all its operating systems. As a result, when you open a file, be it text, image, or document, on your ...

Some Windows PC users may keep seeing the An app default was reset notification popping up in the Action Center. You’ll notice the random popups for various apps repeat one after another often with ...

One of our readers reported that all the file extensions have changed to some unknown file format. If so, it could be a virus! If a virus has changed all the files extensions to unknown applications, ...