Linux Tip posted a step by step guide about installing the KDE4 preview release on Mandriva 2008

KDE 4 is the next major release of the K Desktop Environment software. It contains a new multimedia API, called Phonon, a device integration framework called Solid and a new style guide and default icon set called Oxygen. Let me say this first: KDE 4 is still not ready but it is nice to see the major improvements in usability, performance and stability. KDE 4 (preview) is already included in the latest Mandriva release. This article describes the installation on a Mandriva 2008 desktop

Running KDE4 (preview) on Mandriva 2008