Hello Dona,
This free program can fix things for you
http://www.vistabootpro.org/
If you dont have XP anymore you can remove that entry of XP thus Vista will
boot directly
OR if you have XP and you want to make Vista the primary OS again there is a
setting there.
"Donna" <> wrote in message
news:14386762-7910-4C56-9A9E-...
>I just performed an upgrade of my operating system from xp to vista. Now,
> every time I start the computer, I get a black screen asking me if I want
> to
> run xp, vista or an earlier version of windows. How can I make vista the
> primary os? Thanks.