do-release-upgrade

How to upgrade from Ubuntu 12.04 LTS to Ubuntu 14.04 LTS

Ubuntu 14.04 LTS (Trusty Tahr) is available to download as of today 04/17/2014. If you are using older version Ubuntu 13.10, Ubuntu 12.04 LTS or even older Ubuntu version, and you want to upgrade to the newer Version of Ubuntu 14.04 LTS. I’m going to show you how to upgrade from older Ubuntu release to Ubuntu 14.04 LTS in this article.…