In windows version, I can easily close snagit editor window by pressing ESC key on keyboard. And this also can be enabled and disabled from preferences. But I could not see any option on Mac version, Am I missing somewhere in preferences, or its not available at all ?
to minimize a window click on the yellow stoplight button will place a minimized view of window on the "Dock". It more or less hide the open window on the dock. You click on the Minimized view of the widown Return it to normal size.