With the help of this module we have the option to subscribe to entities that have the option to comment. If you subscribe using the module, as soon as a new post is published, the module will send an email to the subscriber. Unless, of course, it was created by the subscriber himself.

Requirements: Flag module, Token module

Things to do:

First you need to create a flag type and assign it to the content of your choice, if you have it, you need to configure the module. We can do this as follows.

Configuration -> System -> Forum Subscribe settings