Hello and welcome to FixYa . In order to re-install WinDVD 9, remove all traces of WinDVD manually only delete the folders if they exist, and if allowed.If you cannot delete a folder, try renaming the folder by adding .old to the name of the folder. You will need to show hidden files and folders on the computer on XP
go to Start,
All Programs,
Windows Explorer,
tools, Folder Options, View,
Hidden files and folders,
Show hidden files and folders. Using windows Vista
Start button
,
Control Panel,
Appearance, Personalization,
Folder Options, View, advanced settings,
Show hidden files and folders,
OK. The following folders will need to be erased.
Go to My Computer Use Start button, or on the Desktop. On Vista, Computer. Double click on C: drive, Documents and Settings and the folder named after your username.
When you reach the "InterVideo" folder, there will be a DVD9 folder, which is the one you are looking to erase.
Note -This folder may be named Corel\DVD9 instead of InterVideo\DVD9 Erase the following folders Go to C:\Program Files\InterVideo or Corel delete the folder DVD9 Go to C:\Program Files\InterVideo\Common
delete the folder Bin Go to C:\Program Files\InstallShield Installation Information
delete the folder {E3993D46-AE3F-402E-9F9D-EEBDFBEC3564} Go to C:\Program Files\Common Files
delete the folder InterVideo Go to C:\Program Files\InterVideo\Common\
delete the folder Bin The second place to remove WinDVD 9 settings is in the registry.
Go to Start, Run type in regedit click ok. left hand column will be a list of items double click on HKEY_CURRENT_USER double click Software and InterVideo At the very end, when you reach the InterVideo folder,erase
the DVD9 folder, by right clicking on it, and hitting Delete.
Erase the following HKEY_CURRENT_USER\Software\InterVideo
delete DVD9 HKEY_LOCAL_MACHINE\Software\InterVideo\
and DVD9 HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
and {E3993D46-AE3F-402E-9F9D-EEBDFBEC3564} Restart the computer. Go to Start Run type in "%temp%" and hit Ok. Erase as many files as possible .In the "Edit"
menu, click Select All, go to the File menu click
delete.Say yes to delete Reinstall your software and it will accept your key. Hope this gets you going. Please Rate Me. And you can always Ask Me.
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