How to insert text from hint below Forum title ?

[kibi]

Could you explain how to insert Forum description below title ? According to screenshot,

 

[kibi]

it looks like this...
example...

 

[Martok]

Use the ACP search for "node description", then enable the option to display on the node list.

 

[kibi]

got it ! Thanks for hint and quick response, Martok!
I've found similar post (see link) by Brogan.
Screenshot:
--------------------