To update an existing choice, move the cursor to the desired choice on the Menu Picture screen and press the UPDATE <F4> key. Menudef displays the Choice Description form in UPDATE mode, and you can change data in the Choice Description form fields. There are three ways to leave UPDATE mode and return to the Menu Picture screen:
Press STORE <F5> to store the changes.
Press DELETE (<F1> followed by the D) to delete the choice.
Press CANCEL (<F1> followed by the X) to cancel the changes.