"Peter" <Peter@discussions.microsoft.com> wrote in message
news:E14E16A0-4E53-474B-919C-6B91C8F7C71D@microsoft.com...
>I want to clean install windows vista from a downloaded upgrade version
> because I read that the performance of the computer will improve. How can
> this be done?
If it's like the anytime upgrade with the digital key it is not an ISO so
you cannot do a clean install.