I don't believe this will work, since the app is known, spyware-free. (i.e.
allowed.)
I did see a Microsoft post saying that they were considering some changes
for future versions in this general area, but I'd be surprised if they
allowed arbitrary blocking.
--
"ohmguru" <(E-Mail Removed)> wrote in message
news

A6213FC-43DD-41CB-8F9E-(E-Mail Removed)...
> from the Software explorer, i tried to block a program (Quicktime :
> qttask.exe) from running. After clicking on "Block", its classification
> on
> the list on the left is still "Allowed". I don't know if it's really
> blocked
> or not.