This sounds like an upstream missing feature / bug. Would you mind filing it at https://bugzilla.mozilla.org/enter_bug.cgi#h=dupes%7CThunderbird, and sharing the link here?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1823363 Title: "Running Junk Mail Controls" does not appear in Activity Manager To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1823363/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
