Using this command apt-get install xubuntu-desktop i get this:
Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming.
The following information май help to resolve the situation:
The following packages have unmet dependencies:
xubuntu-desktop : Depends: gtk2-engines-pixbuf but it is not going to be installed
Depends: xubuntu-artwork but it is not going to be installed
Depends: xubuntu-default-settings but it is not going to be installed
Recommends: bluez-cups but it is not going to be installed
Recommends: cups
Recommends: gmusicbrowser but it is not going to be installed
Recommends: gnome-system-tools but it is not going to be installed
Recommends: hplip but it is not going to be installed
Recommends: pidgin but it is not going to be installed
Recommends: printer-driver-splix but it is not going to be installed
Recommends: xchat but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
Ошибки, о которых сообщают, происходят из-за Вас не включение репозитория Вселенной в Ваших источниках программного обеспечения.
, К счастью, у нас есть большой Q& который покрывает это подробно - я не собираюсь повторять ту же информацию здесь:
После включения репозитория вселенной, повторно выполненного процесс обновления:
sudo apt-get update
sudo apt-get install xubuntu-desktop