It's automated. But it's cached by wpForo Cache and the cache is updated when some activity is going on in the forum. So you'll not see changes in real-time. If you have other cache plugins, please make sure the forum page is excluded, more information: https://wpforo.com/community/faq/wpforo-and-cache-plugins/
In case you want to say thank you !) We'd really appreciate and be thankful if you leave a good review on plugin page. This is the best way to say thank you to this project and support team.