I recommend you use https://launchpad.net/~darkxst/+archive/gsd38 for gnome-control-center and build gnome-settings-daemon from https://code.launchpad.net/~gnome3-team/gnome-settings-daemon/ubuntu since Tim's PPA doesn't have the latest changes.
I recommend you use https:/ /launchpad. net/~darkxst/ +archive/ gsd38 for gnome-control- center and build gnome-settings- daemon from https:/ /code.launchpad .net/~gnome3- team/gnome- settings- daemon/ ubuntu since Tim's PPA doesn't have the latest changes.