Can't reproduce in 22.04 (at least with using the Slack snap) and the issue likely has to do with the particular apps themselves, not lxqt- panel.
** Changed in: lxqt-panel (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1928986 Title: Some tray icons are generic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lxqt-panel/+bug/1928986/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs