A display apparatus that switches and displays a plurality of operation screens each including an operation object selectable by an operator and having a layered structure includes a storage unit which stores information on guidance of prompting an operator to select a predetermined operation object, a recognizing unit which recognizes that an operation object is added or deleted, and an update unit which updates information on guidance in response to a relation between an operation screen to/from which the operation object is added or deleted and an operation screen positioned higher or lower than the operation screen such that content of the guidance provided on the basis of the information reflects configurations of the plurality of operation screens after addition or deletion of the operation object, when the operation object is added or deleted.
