Install claws-mail-bogofilter by entering the following commands in the terminal:
sudo apt update sudo apt install claws-mail-bogofilter
Description:
Bogofilter plugin for Claws Mail
This plugin for Claws Mail will scan received mail using Bogofilter to decide if it is spam or not. Users can also teach Bogofilter to recognise spam or ham using the corresponding menu entries.
Homepage: http://www.claws-mail.org
Version: 3.16.0-1
Section: universe/mail