Ah! You were right. That configuration file is very likely from the previous Xubuntu installation (which was a 14.04).
I've deleted it, and re-set it again, and everything works as expected. Many thanks! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1410760 Title: Can't assign Ctrl+Fn as global hotkey To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xfce4-settings/+bug/1410760/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs