In 8.10 version:

+capture scope window : completely new, with possibility of spectrum computation. Remember, you can scroll graphs with right mouse button, zoom by dragging left mouse button and undo zoom dragging a reverse square.

+in capture window you can define a pre-acquisition level: go to setting/"capture scope"  and select the number of pre-acquisition buffer (up to 5 buffers)

+capture spectrum window completely new

+minor bugs