If you have another browser installed in your computer and want to use Microsoft Internet Explorer as default browser, follow the steps below. Once you are in the File Association Settings window, check or uncheck each of the file associations to enable or disable it to be associated with QuickTime.

Once the application is opened, click Edit → Preferences and then click on the QuickTime Preferences.Ĭlick the down arrow next to About QuickTime and select File Type Association. If QuickTime is not found, it means it is not installed on your PC.

Open Apple QuickTime by clicking Start → Programs → QuickTime, and then clicking on QuickTime Player to launch the application. Also if you have other media players installed make sure you enable or disable their associations first so there are no conflicts when you enable or disable the default program to Apple QuickTime. Occasionally some programs may even do it without asking the permission from the user.īelow are information about how to manually set some of the most common application used as the default program for their file actions in Microsoft Windows XP and lower.įollow these steps to associate the audio, video, and other media files with Apple QuickTime.

It will often ask you if you wish to se it as the default program, which is often the case of internet browsers. If you already have your program installed and want to have it set as the default program, try to close and re-open the application. However this issue can very often be avoided if the program being installed has the possibility of setting options as to allow or disallow the new application to associate file types, or to be a default program for that file extension. Often this problem is caused after a new application that is able to open the same files is installed on the PC or a program is patched or updated. When this happens, than for example, the user may be puzzled as to why a different media player opened his music. Very often these applications will compete with each other for the rights to open its associated files on your PC. There are many software applications available which basically perform the same function, such as playing audio files, viewing photos, browsing the Internet, etc. How to enable or disable application set as the default program?

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