Early testers can find Plasma and KDE Applications beta 2 (4.7.90) in the Beta PPA for 11.10 and in the main archive for our development release.
Bugs in the packaging should be reported to kubuntu-ppa on Launchpad. Bugs in the software to KDE.
To update, use the Software Repository Guide to add the following repository to your software sources list:
ppa:kubuntu-ppa/beta
and run a full upgrade from your package manager or the command line
sudo apt-get dist-upgrade