Yes, the Dell Inspiron 20 Model 3048 works without quirks because it uses an eDP connector.
I've just implemented a quirks system which should fix the Dell OptiPlex 9030 AIO and possibly other Dells with similar specs. Please try the updated packages available here: http://people.canonical.com/~amilone/lp1287341/ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1287341 Title: Touchscreen controls both screens in dual-monitor setup To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-settings-daemon/+bug/1287341/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs