kubuntu

1. edit /etc/apt/sources.list and uncomment the lines for universe (remove the "" in front of the lines)
2. add a line similar to universe see the example: http://fi.archive.ubuntu.com/ubuntu breezy multiverse
3. download any extra codecs: wget http://www2.mplayerhq.hu/MPlayer/releases/codecs/all-20050412.tar.bz2
4. unpack the codecs: tar -xvjf all-20050412.tar.bz2

as sudo:

In (K)ubuntu, only sudo is allowed by default. To enable su, execute:

sudo -s -H

To enable graphical root login, edit /etc/kde3/kdm/kdmrc:

AllowRootLogin=true