You may wish to remove, rename or organize the options in the formats select box. This can be accomplished from the staff client.
To change the label for the type, enter a value in the Search Label field.
To move the option to a top list separated by a dashed line from the others, check the Is Simple Selector check box.
To hide the type so that it does not appear in the search interface, uncheck the OPAC Visible checkbox.
Changes will be immediate.