Undo History (Patch Editor)
Each time the patch is edited, be it editing a parameter or using cut, copy, paste, patch edit, and so on, the program automatically makes a backup of the current state of the patch so that you can undo the change. There are an infinite number of undo levels (limited by computer memory).
note: there will not be an Undo History option until at least one edit is made
To return to a particular edit: