Introduction

These release notes for Kubuntu 22.04 (Jammy Jellyfish) provide an overview of the release and document the known issues.

Details of the changes in the Ubuntu base, including kernel, toolchain and build options can be found in the main Ubuntu Release Notes.

Support lifespan

Kubuntu 22.04 will be supported for 3 years.

Getting Kubuntu 22.04 LTS

Upgrading from 20.04 or 21.10

Upgrades to 22.04 LTS are currently not enabled (due a bug with snapd and update-notifier) but will be in the next couple of days.

Detailed upgrade instructions can be found here: Upgrade Kubuntu to 22.04

Download a Disk Image

Download a Bootable image. Direct downloads, torrents, and zysnc are available as options.

New features and changes in 22.04

Core desktop and applications

Plasma 5.24: simple by default, powerful when needed

Plasma 5.24 has been developed to make it smoother to use while retaining the familiar setup.

Kubuntu 22.04 ships the 4th scheduled bugfix release of KDE Plasma 5.24 (5.24.4).

KDE Apps updates, including KDE Gear 21.12 and other updated apps

Web browser and office suite

• Firefox 99 is the default browser, using a snap from the Ubuntu archive.

• LibreOffice 7.3.2.2 is provided by default in the full installation.

Qt

Kubuntu 22.04 ships with Qt 5.15.3

Other new and updated applications in the Ubuntu archive

• VLC Media Player is upgraded to version 3.0.16
• kio-fuse is now installed by default since 21.10
• kdevelop is updates to the latest version

• DigiKam 7 is now packaged

• labplot is updated and now builds with cantor support

Other highlights/notes

Plasma Wayland session

• A Plasma Wayland session is available for testing by installing the plasma-workspace-wayland package, but is not supported. A Wayland session can then be started by selecting it at the login screen.

Known issues

Installer and live session

• (1967015) Release notes link in KDE frontend launches Kate

• (1681144) Clicking on URLs in Kubuntu Installer Slideshow does nothing

• (1681830) Ubiquity installer - No Label shown for where to enter LVM Encryption Passwords fields

• (1706859) Auto-selected keyboard layout no longer matches chosen region on "Where are you" page

ZFS on root installer support

This was not implemented for the KDE front-end to the Ubiquity installer.

Other issues

• All bugs tagged with Kubuntu

• (1944468) Electron applications all crash upon launch

Older bugs:

• (1442512) Apport-kde crash when reporting bugs

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