helpsystem

noun
UK /ˈhelpˌsɪstəm/
US /ˈhelpˌsɪstəm/

A help system is a tool that shows you how to use something or fixes problems for you.

When I got stuck in the game, the help system told me which button to press.


OTHER MEANINGS

2. A set of people and services that work together to give aid to others.

The hospital's help system makes sure every patient gets care quickly.

3. A feature in a computer program that answers questions about how to use it.

Click the question mark to open the help system.

4. A plan for getting quick aid in an emergency.

Our school has a help system for when someone gets hurt.