Plug-In Inserts : Plug-In Windows : Additional Plug-In Controls in the Plug-In Window
 
Additional Plug-In Controls in the Plug-In Window
Plug-In Map controls in the plug-in window
Effect Bypass Button
Disables the currently displayed plug-in. This lets you compare the track with and without the effect.
Target Button
When multiple Plug-In windows are open, clicking this button selects that plug-in as the target for any computer keyboard commands.