Presuming your new computer is vista 32, download the one care vista 32
version, you are allowed to use it on 3 computers at a time.

"Stephanie" <Stephanie@discussions.microsoft.com> wrote in message
news:59530522-A1A4-4EC5-9598-1823CDF75097@microsoft.com...[color=blue]
> On my old computer I had Windows XP and I bought Windows Live OneCare for
> protection for that computer. I then got a new computer with Vista on it,
> can I use that same Windows Live OneCare with my new computer or will I
> have
> to find a different security package? Thanks so much for the help.[/color]