This is a simple tutorial to install Gnome 3 aka Gnome Shell on Ubuntu 12.10 Quantal Quetzal. Ubuntu still loyal with the Unity desktop. And Ubuntu 12.10 Quantal gets the most updated of Ubuntu Unity. But if you want to try another interesting desktop such as Gnome 3 or Gnome Shell, you can easily install Gnome Shell on Ubuntu 12.10.
How to install Gnome Shell on Ubuntu 12.10
1. Edit your /etc/apt/sources.list and enable the universe repository. Make sure you have enable the following repo:
main restricted deb http://archive.ubuntu.com/ubuntu/ quantal main restricted universe deb http://security.ubuntu.com/ubuntu/ quantal-security main restricted universe deb http://archive.ubuntu.com/ubuntu/ quantal-updates main restricted universe
2. Now update Ubuntu
sudo apt-get update
3. Install Gnome Shell
sudo apt-get install gnome-shellYou can also install Gnome Shell via Ubuntu Software Center. Simply search for "gnome shell" and press Install. When its finished, simply logout and login with Gnome Shell desktop.