What does "Programmes and Features" do?
And why is it pointing out that this is "uninstallable"?

Check its' hash at: http://www.virustotal.com/buscaHash.html
Or scan it online at: http://www.virustotal.com/


Link to other thread: http://www.computing.net/answers/windows-7/pvsonydlldll-file-in-win7-threat-or-not/1952.html