That depends on your definition and/or interpretation of "clean".
All 'upgrade' Product Keys (there are some exceptions for 64 bit) must have
the setup started from within a functioning, activated, previous Windows
qualifying version.
--
But that's just my opinion...I could be wrong.
Maxwell Bluemeanie
"the friendly display name"
<thefriendlydisplayname@discussions.microsoft.com> wrote in message
news:95A8D91F-F4F5-4A73-9003-EA5337E6732C@microsoft.com...
> Hello newsgroup,
> You can't clean install a upgrade version, right? You need to install from
> a
> previous version?
> I quote from http://support.microsoft.com/kb/930985/en-us :
> "You purchase an upgrade key for Windows Vista. Then, you try to use the
> upgrade key to perform a clean installation of Windows Vista by starting
> from
> a Windows Vista DVD. However, Windows Vista does not let you perform a
> clean
> installation by using the upgrade key, and you cannot upgrade to Windows
> Vista."
> RESOLUTION
> To resolve this problem, use one of the following methods.
> Back to the top
>
> Method 1
> Upgrade to Windows Vista from an earlier, supported version of Windows
> that
> is already installed on the computer.
> Back to the top
>
> Method 2
> Purchase a license that lets you perform a clean installation of Windows
> Vista.
> Windows Vista Ultimate is not in that list. Does that mean that I can
> clean
> install (installing without starting the install process under a previous
> windows version) Windows Vista Ultimate Upgrade Edition?