You can't use Microsoft Antispyware as a generic blocker of whatever you
choose--if an app is green-flagged, it'll go in whether you would prefer to
block it or not.
That said, the "always allow" list is in an oddball place in the present UI:
Options, Settings, Spyware scan.
--
FAQ for Microsoft Antispyware:
http://www.geocities.com/marfer_mvp/FAQ_MSantispy.htm
"Duke Lelo" <(E-Mail Removed)> wrote in message
news:%(E-Mail Removed)...
> Is it at all possible to block something that I previously allowed to run?
>
> e.g. an app I was installing needed to run at startup, which I allowed,
> but I now need to block it (to not run)
>
> Thanks.
>