Not in my case..
"GTS" <x@y.net> wrote in message
news:O80O0QQtHHA.4800@TK2MSFTNGP05.phx.gbl...
> Many users of Spybot (Immunize function) or SpywareBlaster or other
> programs that add a large number of entries to Internet Explorer
> restricted sites list experienced a severe performance problem in Windows
> Mail after running the KB931768 critical update.
>
> The following registry change resulted in an immediate return to normal
> speed for a number of test cases. The following can be pasted to a .reg
> file and run. Fix any word wrap so that the text from "[" to"]" is one
> line.
>
>
> Windows Registry Editor Version 5.00
>
> [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet
> Explorer\MAIN\FeatureControl\FEATURE_MIME_SNIFFING]
> "winmail.exe"=dword:00000001
--
Mike Hall
MS MVP Windows Shell/User
http://msmvps.com/blogs/mikehall/