Ubuntu 16.04 LTS introduces a new application format, the ‘snap’, which can be installed alongside traditional deb packages. Please ensure you have network connectivity to one of the official mirrors or to a locally accessible mirror and follow the instructions above. There are no offline upgrade options for Ubuntu Desktop and Ubuntu Server. Note that the server upgrade will use GNU screen and automatically re-attach in case of dropped connection problems. Launch the upgrade tool with the command sudo do-release-upgrade. 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.Install the update-manager-core package if it is not already installed. Click Upgrade and follow the on-screen instructions.

Software Updater should open up and tell you: New distribution release '16.04 LTS' is available.Press Alt+F2 and type in 'update-manager' (without the quotes) into the command box.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.Open the 'Software & Updates' Setting in System Settings. Images can be downloaded from a location near you. All other flavours will be supported for 3 years.įind the links to release notes for official flavours here. Ubuntu 16.04 LTS will be supported for 5 years for Ubuntu Desktop, Ubuntu Server, Ubuntu Core, and Ubuntu Kylin. Please refer to Change Summary notes for 16.04.7 if interested in the latest 16.04.7 release.

For details of the changes applied since 16.04, please see the 16.04.7 change summary. These release notes for Ubuntu 16.04.7 LTS (Xenial Xerus) provide an overview of the release and document the known issues with Ubuntu 16.04 LTS and its flavours.

6th gen Intel Core CPUs and llvmpipe software rasterizer.

Install-time parameters are not propagated to the installed system.

IBM LinuxONE and z Systems specific known issues.

Upgrading from Ubuntu 14.04 LTS or 15.10.

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