The Undo command reverses the effects of the last editing command issued. Click MENU on Undo to display the Undo submenu, which has the following options:
Last Edit
--Restores the previous
data prior to the last change. This is the default action for Undo.
All Edits
--Restores
all edited changes to their state as of the last time the audio file was saved,
loaded, or cleared.