Kubuntu 14.04 Beta 2

Kubuntu 14.04 Beta 2 is available for testing. Try it out now if you want to help debug before our release in April 2014.

Upgrading from 13.10

Upgrading from 12.04 LTS

Download a Disk Image

To upgrade to Kubuntu 14.04 pre-releases from 13.10, run kubuntu-devel-release-upgrade from a command line.
Full instructions to upgrade from 13.10.

To upgrade to Kubuntu 14.04 pre-releases from 12.04 LTS, run kubuntu-devel-release-upgrade from a command line.
Full instructions to upgrade from 12.04LTS.

Download a Bootable images and put it onto a DVD or USB. Burning ISO Guide.

Beta 2 Highlights

KDE Applications and Platform 4.13 Beta 3


The KDE Applications and Platform 4.13 Beta 3 release is in need of testing to get an excellent 4.13 final release to be included in Kubuntu 14.04. General improvements throughout the applications and libraries await.

Mozilla Firefox 28


Kubuntu 14.04 introduces award winning Mozilla Firefox 28 as default web browser.

Muon Discover 2.2 Alpha 1.1


Muon 2.2 Alpha 1 is the first step towards a new version of Kubuntu's software store. While mostly retaining the familiar user interface, improvements now make Muon more robust.

All New Driver Manager


The previous Additional Drivers application is being replaced by the all new Driver Manager. The manager allows you to install and select the driver you want to use for software that has more than one supported driver, including proprietary drivers.

Gwenview Plugin Installation


Plugins in Gwenview can now be installed on-demand from inside the application.

New Touchpad Configuration


Our new touchpad configuration tools includes many configuration options to get your touchpad working just as you like.

KDE Instant Messaging 0.8 beta1


KDE Telepathy now has a meta contact support for grouping the same contact across different IM networks. The new release also includes more stability and polish than ever before.

Improved Localization Configuration


Language configuration has seen numerous changes, improving reliability and localization coverage beyond KDE technology.

Plasma Network Manager


The new Plasma Network Manager features a redesigned user interface, giving you more control while retaining its simple design.

KDE Software Development Kit


The newly available KDE software development kit equips new installations with everything necessary to write beautiful code using KDE and Qt technology, allowing everyone to quickly get started with writing code on Kubuntu 14.04.
Install kde-developer-sdk to get started.

USB Creator Improvements


USB Creator has seen some nice bugfixes. Disks are selected when you expect them to, widgets can't be shrunk to be too small, list sizing is done smartly.

KDE Connect 0.5


Install KDE Connect on your desktop and your Android mobile phone to integrate the two. Text messages will appear on your screen, files can be shared, your music can be controlled from your phone and your music will be turned off when you receive a phone call.

Automatic Crash Reporting


No software is perfect; Kubuntu 14.04 however makes it easier than ever before to inform developers when something has gone terribly wrong, using the all new automatic crash reporting.

Quassel 0.10 beta1


The IRC client Quassel 0.10 beta1 reduces network traffic while improving overall reliability.

New System Notifications


Kubuntu's built-in recommendation software now notifies you when better drivers for your hardware can be installed and when additional software can be installed to improve the language support of your installation.

Known Problems

Kubuntu Desktop

Bugs tagged Kubuntu 14.04

  • (1298125) qtwebkit build failure on several architectures. The result is that beta 2 images currently still have webkit using gstreamer0.10 while phonon uses gstreamer1.0. this causes .e.g amarok to crash. Upgrade packages to fix.

  • (1038522) manual partitioning in installer crashes when handling many partitions

  • (1182784) Install with German / Swiss Keyboard fails: "ubi-console-setup failed with exit code 141" or "Installer Crashed"


Development of Kubuntu 14.04, the Trusty Tahr is ongoing and bugs are fixed every day. Before reporting bugs, please ensure your system is up to date. For verifying installation related bugs, updated disk images are available from Daily bootable images for standard PCs/laptops/netbooks.

You can give us feedback on the Kubuntu Google+ page.

TrustyTahr/Beta2/Kubuntu (last edited 2014-03-28 05:50:07 by jose)