in July 2015, Ubuntu is going to stop official support for Ubuntu 14.10 & New Ubuntu 15.04 (Vivid Vervet) has been released. For Ubuntu 15.04, Ubuntu will provide support with canonical patched and software update until Jan 2016. So it is good time to upgrade your Ubuntu 14.10 based Desktops / Laptops / Servers to Ubuntu 15.04 (Vivid Vervet) on urgent basis to avoid any security and Updates issues.
The important thing is that there is no off-line method to upgrade your Ubuntu Desktop & Ubuntu Server. So you have to require a Good Internet connection to complete up-gradation of Ubuntu 14.10 to Ubuntu 15.04 for both Server and Desktop editions.
Steps to Upgrade Ubuntu 14.10 to Ubuntu 15.04 (Vivid Vervet)
Step 1: Go to the path as shown below.
Applications —-> System Tools —-> System Settings
Now click on the System settings buttons. Now a new window will open and you will lot of options but you have to find out “Software & Upgrades” option and click on that. In front of you a new window will be open as shown below.
On the 3rd tab (named as “updates”) of new open window you have to select the option “Notify me of a New Ubuntu version”. Value of this option should be “For any new version”. When you will select this option, a password prompt will come. you have to type your user password for confirmation of changing this option.
Step 2: Now open update manager using following method.
Press Alt+F2 and type “update manager” into command box.
Step 3: Ubuntu Update Manager will open up & tell you that New distribution release ‘15.04’ is available for upgrading.
Step 4: Now you have to Click Upgrade button and follow the instructions as seen on Screen.
In this way you can upgrade your Ubuntu 14.10 to Ubuntu 15.04
This article is posted by Mr. Parveen Kumar (firstname.lastname@example.org)