How to install KDE 4.3.1 on PCLinuxOS

Warning - updating to KDE 4 will remove all of your KDE 3 desktop and applications.

01. Turn off Compiz 3D desktop

02. Open Synaptic , click on Settings -> Repositories

03. If belnet.be is checked uncheck and select another repository (belnet.be hasn't been updated in almost a month)

04. Click on new repository you selected. (heanet.ie is a good choice)

05. Change kde to kde4 in the sections area (main extra nonfree gnome kde -> main extra nonfree gnome kde4)

06. Press reload to get updated file listing

07. Click on Search

08. Type in task-kde4

08. Select one of the task-kde4 packages (task-kde4) will install most common components (task-kde4-minimal) will only install kdebase and kdelibs for a minimal desktop. Right click on one of the task-kde packages and mark for install then click apply.

Warning this will remove all of your KDE 3 desktop and supporting applications!

10. Reboot system. (If you get dropped to console hold alt and control keys down then press delete key to reboot system.

After rebooting log in to the new kde desktop. The KDE 4 desktop is still under development and while stable many 3rd party supporting applications have not been ported to KDE 4.