Ubuntu 16.04 LTS (Xenial Xerus) - EN

Ubuntu 16.04 LTS (Xenial Xerus)

Xenial Xerus Xenial Xerus

Ubuntu 16.04 LTS

On April 21, 2016, the next Long Term Support version of Canonical Ubuntu 16.04 LTS is launched with the  codename 'Xenial Xerus' as a successor to Ubuntu 15.10 and the previous Long Term Support version Ubuntu 14.04 LTS (Trusty Tahr) which 2 years ago was issued in April 2014.

This Ubuntu version will have Linux kernel 4.4, along with Unity 7. An lts version is supported for five years. Normal releases have nine months of support.
Upgrading Ubuntu 15.10

To upgrade from Ubuntu 15.10 on a desktop system:
  • Press Superkey (Windows key) and type "updatemanagement" at the dash.
  • Update Manager opens with the message: New distribution release '16.04 LTS' is available.
  • Select Upgrade en follow the instructions.

To upgrade from Ubuntu 15.10 on a server system:

  • Install the update-manager-core package.
  • Launch the upgrade tool with the command
sudo do-release-upgrade
  • Follow the instructions.


Software-update: Ubuntu 16.04.1

Since July 28, 2016, the first point release of Ubuntu Linux version 16.04 has been released. This also enabled users of the previous long term support version 14.04 to automatically upgrade.

The Release Note of this first new version of 16.04.01 can be found on Ubuntu Wiki 16.04.01
These release notes for Ubuntu 16.04.1 LTS (Xenial Xerus) provide an overview of the release and document 
the known issues with ubuntu 16.04 LTS and its flavours. For details of the changes applied since 16.04, 
please see the 16.04.1 change summary. The release notes for 16.04 are available as well. 


Upgrading from Ubuntu 14.04 LTS or 15.10

14.04 LTS to LTS upgrades will be enabled with 16.04.1 LTS release, in approximately 3 months time.

To upgrade on a desktop system:

  • Open the "Software & Updates" Setting in System Settings.
  • Select the 3rd Tab called "Updates".
  • Set the "Notify me of a new Ubuntu version" dropdown menu to "For any new version" if you are using 15.10, set it to "long-term support versions" if you are using 14.04 LTS.
  • Press Alt+F2 and type in "update-manager" (without the quotes) into the command box.
  • Software Updater should open up and tell you: New distribution release '16.04 LTS' is available.
  • Click Upgrade and follow the on-screen instructions.

To upgrade on a server system:

  • Install the update-manager-core package if it is not already installed.
  • Make sure the /etc/update-manager/release-upgrades is set to normal if you are using 15.10, lts if you are using 14.04 LTS.
  • Launch the upgrade tool with the command sudo do-release-upgrade.
  • Follow the on-screen instructions.

Note that the server upgrade will use GNU screen and automatically re-attach in case of dropped connection problems.

There are no offline upgrade options for Ubuntu Desktop and Ubuntu Server. Please ensure you have network connectivity to one of the official mirrors or to a locally accessible mirror and follow the instructions above.



  • Linux Kernel 4.4.x
  • Boot Service SYSTEMD default
  • New Overlay scroll bar
  • Ubuntu software center replaced with Gnome Software center
  • Unity 7.4
  • Gnome 3.18
  • GTK 3.18.x Support
  • Locally Integrated Menus (LIM) can be enabled from Appearance settings
  • Power commands from Dash (restart, shutdown, etc)
  • Snappy package system
  • Move Unity Launcher to Bottom
  • Online Search is disabled by default
  • Default applications of Ubuntu updated
  • New scroll bars
  • Python 3.5 by default
  • Improved Intel Skylake processor support
  • 3D support in the virtual GPU driver
  • Support for TPM 2.0 chips
  • Drop driver support for AMD and Radeon GPUs


External links