Forum notification by e-mail

Forum notification by e-mail is a feature that lets participants know when new posts are made to a forum to which they have voluntarily subscribed.
In the case of JAIST, email notifications are sent approximately 40 minutes after a new post is saved.
Teachers can also set up mandatory subscriptions to specific forums.

Adding a new Forum)
「Subscription and tracking - Subscription mode - Forced subscription」

Modification after added)
「Actions menu(Gear Mark) - Subscription mode - Forced subscription」

For more information about "forum", please refer to moodle documentation page.
moodle document :
{+}Forum settings