Windows associates data files with applications so that the appropriate program launches automatically when the icon or name of the data file is clicked. For example, if a GIF image is associated with ...

Group Policy enables businesses to control and configure computer and user settings in an Active Directory environment. Administrators can use Group Policy Management Console to make changes to ...

Jeff Werner is a software engineer and has been writing this column since 2007. Question: With zero changes to my laptop, out of the blue of late, after opening several image files, all of which have ...

When you double-click on a file in Windows 8, Windows will automatically open that file using a program that has been associated with that file's extension. There may come a time, though, that you ...

I should have put this in my book I just learned two Windows command line utilities that I never knew existed: assoc and ftype. Both will display or modify the file association list, and are ...

I recently changed the file association for a subset of my video collection. Now, I've always assumed that that sort change registered itself on the OS level and that the file itself goes untouched.

In the Mac OS it is possible to change the default program the operating system will use to open a file when you double-click on it. After you have changed this file association, though, you may want ...

How to Change an Icon to Look Like a Printer. When you are trying to streamline your... How Do I Uninvite Myself From an Event on Facebook? How Do I Uninvite Myself From an Event on Facebook?. If you ...

Against my better judgment I installed an ATI All In Wonder X800 XT AGP. As a video card I've got no complaints. But the software took control of my file associations, without warning or confirmation, ...

(1) The relationship of one file to another based on the data it contains. (2) An established relationship between a file and the application used to open it. There are default file associations ...