Please note, Plesk has supported the version of Mailman provided by OS vendor by default.
The Mailman 3 is shipped by default on Ubuntu 18 and Debian 10.
Please keep voting if this request is still actual for you.
An error occurred while saving the commentMichael Pauly commented
That would really be great. I have a huge problem with yahoos DMARC policy and only mailman version 2.1.12 which has no option to do handle this problem :)Michael Pauly supported this idea ·