The Preferences window allows you to specify various application preferences (surprise!) It is brought up by selecting Preferences from the TUI Menu. ... Each preference may be edited by clicking on it. If the value is changed to anything other than the current value then an exclamation mark is shown between the name and the value. ... Seq By File : controls whether whether images are numbered in the order taken (unchecked) or are numbered separately for each image name (checked). ...