You are eligible to install an upgrade version, but you will be required to
reinstall either version of your XP to install from. You can do an upgrade
from XP or a custom install.
"Mate" <shipmate@circassia.com> wrote in message
news:89b7p25durftpr3g9dpoiffe7nkq55tilf@4ax.com...
> My PC - an HP Pavilion t3355uk - came with XP Home edition installed,
> for some obscure reason, I then upgraded to XP Pro, then loaded an
> Evaluation copy ( 5600 ) of Vista Ultimate. All works well.
>
> Come release of Vista, do I purchase the upgrade edition of Home
> Premium, my choice at the moment-referring to Home Premium, not the
> upgrade, or do I purchase the full edition, & do a clean new install ?
>
>
> mate
> ________________
>
>
> Mate
> Shipmate@circassia.com