Ubuntu Guide shows you how to upgrade to Xfce 4.11 in (X)Ubuntu 13.10, 13.04, 12.04, 12.10
Xfce Desktop 4.11 has been released days ago. This tutorial is going to show you how to upgrade in (X)Ubuntu 13.10, (X)Ubuntu 13.04, (X)Ubuntu 12.04, (X)Ubuntu 12.10 and their derivatives using the official PPA.Upgrade to Xfce 4.11 in (X)Ubuntu 13.10, 13.04, 12.04, 12.10