To open the Settings dialog, right-click on the icon in the tray area and choose "Settings…”
http://wiki.spamihilator.com/doku.php?id=en:mainmenu
There you can navigate to the Plugins
http://wiki.spamihilator.com/doku.php?id=en:configplugins
There you can select IPM Filter.
By the "Configure..."-button a settings dialog for the IMP-Filter is opened.
There you can set
the project-file