How to adjust spam assassin score in Plesk

This tutorial demonstrate on how to adjust spam assassin score.

1. Login to Plesk Admin

2. At the left side click on Tools & Settings

3. Next search for Mail and Spam Filter

4. Once login it will show page Server-Wide Mail Settings and go to Spam Filtering

Do ensure to tick on (Switch on server-wide SpamAssassin spam filtering) 

5. Adjust the spam filter sensitivity by typing the desired value in the field and the score that a message must receive to qualify as spam.

By default, the filter sensitivity is set so that all messages that score 7 or more points are classified as spam. If your users still receive spam messages with the default sensitivity, increase it by setting a lesser value, for example, 6. If SpamAssassin marks valid messages as spam, decrease the sensitivity by setting a higher value.

6. Lastly, click OK to apply the Spam Assassin scoring.

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