Enable to sort the order of cover page

Select this item to move (rearrange) the pages set as [Cover page], [Cover page (back)], [Back cover page] and [Back cover page (back)] in the [Page Manager] window and [Show binding list].

If the same items are selected again, the [Cover page], [Cover page (back)], [Back cover page] and [Back cover page (back)] will be locked and cannot be moved.