Firstly, Auto Print is found on the second page of the Settings dialog, the page entitled Image Settings. To invoke the Settings dialog, press either F9 from the Capture form or from the Viewer. Alternatively, select Settings from the tray menu.
Selecting Auto Print from the AutoSettings (Auto Print, AutoCliboard) will mean that any subsequent captured image will be automatically printed. Selecting Auto Print will not have any effect on the current AutoSave,AutoPop, Do Nothing choices.