Install KDE on Ubuntu 12.04 LTS If you want to install KDE with standard set of applications then execute - sudo apt-get install kde-standard On the other hand for full set of package/applications – (it may take a lot of time – if you’ve slow Internet connection then better try above one) sudo apt-get install kde-full That’s All, Now you can logout from the current session and select KDE on the Login Prompt to start enjoying the Kool Desktop Environment (KDE).
資料來源：http://blog.sudobits.com/2012/04/14/how-to-install-kde-desktop-on-ubuntu-12-04/
