How to Install LXQt 1.1.0 in (L)Ubuntu 22.04 via PPA

Last updated: September 6, 2022 — Leave a comment

This simple tutorial shows how to install the latest LXQt desktop 1.1.0 in (L)Ubuntu 22.04 via its official PPA.

The light LXQt desktop environment has reached version 1.1.0 for a few months, which LUbuntu 22.04 ships the 0.17 version by default.

Changes since LXQt 0.17 to 1.1.0 include:

  • Depend on QT 5.15 LTS.
  • Option to make desktop items sticky by default
  • Add ‘do-not-disturb’ mode.
  • Add “Custom Command” plugin
  • New wallpapers and themes.
  • New component xdg-desktop-portal-lxqt for non-Qt apps to use LXQt file dialog.
  • See more at the releases page.

Install LXQt 1.1.0 via PPA:

LUbuntu announced the official backports PPA few months ago, to provide the latest LXQt desktop stack.

1. Purge third-party PPA (if any)

For those who are using this unofficial PPA for the latest LXQt packages, LUbuntu team recommends to remove it first.

First, press Ctrl+Alt+T on keyboard to open terminal. When it opens, run command to install the ppa-purge tool:

sudo apt install ppa-purge

Type user password (no asterisk feedback) for sudo prompt and hit Enter to continue.

Next, use the tool to purge unofficial PPA which also downgrade all installed packages:

sudo ppa-purge ppa:severusseptimius/lxqt

2. Add LUbuntu backports PPA

Then, run the command below in terminal to add the official PPA instead:

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

3. Update LXQt Desktop:

Finally, use the command below to update LXQt to v1.1.0:

sudo apt full-upgrade

NOTE: apt full-upgrade is required rather than apt upgrade, or some core libraries will be kept back.

For non-LUbuntu but Ubuntu 22.04 based systems, use the command below to install LXQt 1.1.0:

sudo apt install lubuntu-desktop

In case you want to restore your system later, it’s better to written down what packages it’s going to install via terminal output

Uninstall LXQt 1.1.0 in LUbuntu 22.04

To restore your LUbuntu desktop, run the command below in terminal to install ppa-purge and use the tool to purge the PPA repository:

sudo apt install ppa-purge && sudo ppa-purge ppa:lubuntu-dev/backports

Finally, restart your system.


I'm a freelance blogger who started using Ubuntu in 2007 and wishes to share my experiences and some useful tips with Ubuntu beginners and lovers. Please comment to remind me outdated tutorial! And, notify me if you find any typo/grammar/language mistakes. English is not my native language. Contact me via [email protected] Buy me a coffee:

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