Try this fix:
http://www.vistax64.com/tutorials/72674-windows-mail-slow.html?ltr=W
How many contacts do you have?
Gary VanderMolen
<bobmedlock.RemoveThis@email.com> wrote in message news:1186697555.285034.32100@i38g2000prf.googlegroups.com...
>I have a new computer with Vista OS. I installed Outlook 2000 but it
> worked poorly. My Microsoft mail downloads POP3 email fine but is
> ubelieably slow Loading my address book (imported from Outlook) can
> take 5 to 10 minutes for each new email. To get a reply screen can
> also take 5 minutes or so,