functionality
noun
/ˌfʌŋkʃənˈæləti/ us/-ətIi/ ukplural functionalities [ C or U ] IT
the tasks that a computer, software program, or piece of electronic equipment is able to do:
Banks have realized they need to provide additional functionality at ATMs.
With an out-of-date browser, some of the layout and functionalities on the web site may not work as intended.
[ U ]
the quality of being useful, practical, and right for the purpose for which something was made:
In civil engineering, a major component of functionality is safety.