Back to DirectAdmin
1. Log in to your DirectAdmin Account.
2. In the E-mail Manager section, click on SpamAssassin Setup or type SpamAssassin Setup in the navigation filter box, and the option will appear. Click on it.
3. Click on Enable SpamAssassin. You will find it on the top right.
SpamAssassin will be enabled, and you can configure it as per your needs.