These release notes for Kubuntu 19.04 (Disco Dingo) provide an overview of the release and document the known issues.

Support lifespan

Kubuntu 19.04 will be supported for 9 months until January 2020.

Getting Kubuntu 19.04

Upgrading from 18.10

Detailed upgrade instructions can be found here: Kubuntu 18.10 to 19.04 Upgrade

Download a Disk Image

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

The following link contains some tips to put the image onto a DVD or USB Drive

New features and changes in 19.04

Core desktop and applications

Plasma 5.15: simple by default, powerful when needed


Plasma 5.15 has been developed to make it smoother to use while retaining the familiar setup. Kubuntu ships the 4th scheduled bugfix release of 5.15 (5.15.4).

Kubuntu 19.04 is built on and ships with Qt 5.12.2

KDE Applications 18.12.3


Kubuntu comes with KDE Applications 18.12.3 containing all your favourite apps from KDE. Provided is the 18.12.3 update with bugfixes and translation updates. All applications included in KDE Apps 18.12 have been ported to KDE Frameworks 5.

Web browser and office suite

Other new and updated applications

  • latte-dock - The latest stable bugfix release 0.8.8 is now in the ubuntu archive

  • KDevelop - Now the latest 5.3.2 release in the archive.

  • Krita - Updated to latest stable 4.1.7 in the archive.

  • kde-config-tablet - is now back on the ISO and default install, which implements a KDE configuration GUI for the Wacom drivers.

Other highlights/notes

Plasma Wayland session - Can be installed for testing, but is not supported for 19.04

  • A Plasma Wayland session can be be made available for testing by installing the package plasma-workspace-wayland , however this is not supported. Users needing a stable desktop experience should select the normal 'Plasma' (without Wayland) option at login.

Known Problems

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

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

  • (1681830) No wireless networks displayed for broadcom BCM43142

All bugs tagged with Kubuntu

Older bugs:

  • (1442512) Apport-kde crash when reporting bugs

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


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DiscoDingo/ReleaseNotes/Kubuntu (last edited 2019-04-19 12:40:38 by rikmills)