ubuntu settings not opening code example
Example 1: settings doesn't open ubuntu
sudo apt-get update
sudo apt-get install --reinstall gnome-control-center
gnome-control-center display
gnome-control-center
Example 2: settings not opening in ubuntu 18.04
sudo apt-get install --reinstall gnome-control-center
Example 3: settings not showing in ubuntu
run
$ sudo apt-get install ubuntu-desktop
Example 4: linux settings not opening
sudo apt-get remove unity-control-center
sudo apt autoremove
sudo apt-get install unity-control-center