This article discribes subjective which have to be changed after a Kanotix-hd-install.
Remove unused directories:
rm -rf /cdrom /dvd /floppy /initrd /mnt /none /opt /vmlinuz /vmlinuz.old
Reuse kate window…
sed -e s/Exec=kate\ %U/Exec=kate\ -u\ %U/g \ /usr/share/applications/kde/kate.desktop > /usr/share/applications/kde/kate.desktop_tmp mv -f /usr/share/applications/kde/kate.desktop_tmp /usr/share/applications/kde/kate.desktop