You may be able to upgrade without uninstalling the beta, but it it is
not advisable.
You should uninstall the Beta before installing the final version.
Release Candidate (RC) are Beta just as much as other earlier
versions.
--
Jupiter Jones [MVP]
http://www3.telus.net/dandemar
"Bob" <Bob@discussions.microsoft.com> wrote in message
news:4DAD3519-36AB-4F2A-830C-3427BCD28334@microsoft.com...
> What will I need to do to install the RTM Vista SP1 if I install the
> RC1 SP1
> now?
>
> Thank you for the info!
>
>