Tuesday, June 3, 2014

Ubuntu 14.04 Upgrade HowTo

14.04 LTS Ubuntu has been released last April 2014. For users of earlier versions of Ubuntu such as 13.10, 13.04 or 12.04 LTS there would be a question of how to upgrade to the latest edition of ubuntu 14.04 LTS? You can upgrade from a minor or major release of Ubuntu Easily and recommended for all users There are several steps that must be done to upgrade to Ubuntu 14.04 LTS:


1. Perform backups of your important data. Can save to another partition on the computer or storage media which you have.
2. Ensure release of Ubuntu you type the following command in the shell (to simplify the example I give a command shell and as root)
root@yoyok:~# uname -mrs
root@yoyok:~# lsb_release -a
the result are
Linux 3.2.0-51-generic x86_64 No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 12.04.4 LTS Release: 12.04 Codename: precise

3. How do I upgrade to a newer version of Ubuntu 14.04, from an older Ubuntu? Type the following command to update package list and install the update-manager-core package if it is not already installed:

yyp@yoyok:~# sudo apt-get update
yyp@yoyok:~# sudo apt-get install update-manager-core

Next, type the following command to upgrade the Ubuntu to the latest release such as LTS 14.04 from the command-line.

yyp@yoyok:~# sudo do-release-upgrade

The do-release-upgrade will launch the upgrade tool. You need to follow the on-screen instructions. 

4. Fixing and forcing upgrade You may end up getting the following message on screen when you run sudo do-release-upgrade

Checking for a new Ubuntu release No new release found
To force upgrade pass the -d option to sudo do-release-upgrade command:
yyp@yoyok:~# sudo do-release-upgrade -d
5. Reboot the desktop or server Reboot the system
yyp@yoyok:~# sudo reboot
Verify, your new settings:
root@yoyok:~# lsb_release -a
root@yoyok:~# uname -mrs

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