2 Us' em go to Channels menu .. add channel ... at the bottom of the list (or top) can't remember now.. choose more ... now click re-scan.. all u have 2 do now is activate or de-activate VSTi!!
Next time u go 2 the menu channels the news Vsti will b listed... same 4 efects (F9 .. opens the efects pannel .. -not totally sure now- when u click 2 add an efeck 2 a slot there's the option more.... the rest u know already!
hope thsi helps ya making better/ more tunes!!
Z