Article ID: 928699 - View products that this article applies to.
You have to uninstall any pre-release versions of Microsoft Expression Web before you install the original release version of Expression Web. Pre-release versions include the beta or Community Technology Previews (CTP) version.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/928218/ )How to uninstall the 2007 Office system if you cannot uninstall it by using the "Add or Remove Programs" feature