Try the fix for slowness:
Windows Mail Slow
--
Gary VanderMolen (MS-MVP WLM)
"John Burnie" <john.burnie@xxxxxx> wrote in message news:0234157A-57CB-42D1-8578-F9FD195C7D8D@xxxxxx
Quote:
> Since I started using Windows Mail (with Vista Home Premium), it has been
> very slow when accessing my Contacts List (which contains about 1,000
> contacts).
> In Tools - Options - Send, if I tick "Automatically complete e-mail
> addresses when composing", then Windows Mail takes at least 15 seconds to
> open a "New Mesage" window. If the same box is unticked, a New Message window
> will open quickly, but the same delay occurs after clicking "Send". If I do
> this during one of the frequent occasions when Vista is thrashing my hard
> drive for no obvious reason, the 15 seconds can extend to over 60 seconds,
> during which Windows Mail is "not responding" and can't be used for any other
> activity. Can I alter the program settings to eliminate these delays?
>
> I am running Vista Home Premium, with 4GB of memory. I decided to live with
> this until Vista Service Pack 1 came out. However I have now installed the
> "Release Candidate" version of SP1, and the problem is no better.
> --
> John Burnie