How to Install LXQt / LXDE-QT via PPA in Ubuntu 14.04, 13.10


LXQt or LXDE-Qt is a NEW lightweight desktop environment, the mergence of LXDE and Razor-Qt. It uses Openbox window manager, PCManFM-Qt (qt port of PCManFM) file manager, razor-panel desktop panel, as well as other qt items as its core components. (See more at wiki page)

This project is still in development and this simple tutorial is going to show you how to install the development version of LXQt in Ubuntu 14.04, Ubuntu 13.10 via PPA.

LXDE-qt DE preview

To get started, press Ctrl+Alt+T on keyboard to open terminal. When it opens, run commands below one by one:

sudo apt-get install software-properties-common

sudo add-apt-repository ppa:lubuntu-dev/lubuntu-daily 

sudo add-apt-repository ppa:gilir/q-project

sudo apt-get update

sudo apt-get upgrade

sudo apt-get install lxqt-metapackage

Once installed, log out and select “LXDE-Qt Desktop” to log in.

Note that after installed LXDE-Qt, your LightDM login screen will be changed. To revert back to original:

1. Run command to edit the config file:

sudo gedit /etc/lightdm/lightdm.conf

2. Change value of greeter-session to unity-greeter