Thank you for your input. We will consider this functionality in upcoming releases, if it will be popular.
Everyone, please continue voting for this feature if you consider it important.
We are planning to make system logs (panel.log, autoinstaller.log, mail server logs, etc) accessible in Plesk UI via Log Browser.
59 votesMassimo Infunti commented
Thank you for your input. We will consider the possibility of implementing this feature in upcoming releases.
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.