I am using window 7 OS 64 bit.yesterday i opened one mp4 file,it asked SEARCH THE WEB FOR SOFTWARE THAT CAN OPEN YOUR FILE or OPEN USING ALREADY INSTALLED SOFTWARE.i choose open using already installed software an click vlc as default.after clicking this and i saw the desktop all the icons are changed to vlc,even computer shortcut also changed to vlc.how to change this.please help me
Try System Restore: Start > All Programs > Accessories > System Tools > System Restore
You may also find this tutorial useful: How to Set Default Associations for a Program in Windows 7
Google is your friend
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Have a GREAT day!
See the Microsoft fix here:
http://support.microsoft.com/kb/268...Always pop back and let us know the outcome - thanks