This feature has been added but the behavior is hidden by default. For those like me that came here looking to fix this poor UX decision, you can enable it by:
$ gsettings set org.compiz.unityshell:/org/compiz/profiles/unity/plugins/unityshell/ launcher-minimize-window true Verified with Ubuntu 16.04 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/733349 Title: Minimize Application's Windows upon clicking its Launcher Icon To manage notifications about this bug go to: https://bugs.launchpad.net/ayatana-design/+bug/733349/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs