Got this from Clemens W: Possible workaround: If you're using a window manager with workspaces and if you can live with Thunderbird sitting on its own workspace, maybe devilspie is a solution for you!
Example configuration file: ; ~/.devilspie/thunderbird.ds ( if ( is ( application_name ) "Thunderbird" ) ( begin ( maximize ) ( skip_tasklist ) ( set_workspace 2 ) ) ) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/376715 Title: Thunderbird - feature request - nest in toolbar To manage notifications about this bug go to: https://bugs.launchpad.net/thunderbird/+bug/376715/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs