How-to Properly Upgrade Ubuntu from 14.10 Utopic to 15.04 Vivid GNU/Linux Easy Guide

February 15, 2015 | By thelinuxevangelist | Filed in: Tutorial.

Upgrading to Ubuntu 15.04 Vivid from Ubuntu 14.10 Utopic

The Linux Tutorial Shows You How-to Properly Upgrade Ubuntu from 14.10 Utopic Unicorn to 15.04 Vivid Vervet GNU/Linux Desktop/Server.

To Update and Upgrade the Ubuntu 14.10 Utopic Unicorn System to Ubuntu 15.04 Vivid Vervet I’ll Make Use of the Command Line Terminal Console.

Before the 23 of April 2015 You’ll have to Switch to the Ubuntu 14.10 Utopic Development Branch…

Ubuntu 14.10 Utopic Upgrade to Ubuntu 15.04 Vivid - Featured
  1. Open Terminal Console Window
    (Press “Enter” to Execute Commands)

    Upgrading from Ubuntu 14.10 Utopic Unicorn to Ubuntu 15.04 Vivid Unicorn - Featured
  2. How-to Quick-Start with Command Line on Ubuntu:

    Ubuntu Console Quick-Start
  3. Upgrading to Ubuntu 15.04 Vivid Vervet

    sudo su

    If Got “User is Not in Sudoers file” then Look: Solution

    apt-get update
    apt-get dist-upgrade

    If Got “No new releases found” after the 23 April 2015 or in any other Case to Anticipate a New Release with the Dev one:

    do-release-upgrade -d

    Follow the Command Line Wizard until to Authorize with “y” for Upgrading Startup.
    Then You’ll Need to Wait for some Time… Until the Upgrading Process is Successfully Achieved.


    Then Reboot Into Your Barely New Ubuntu 15.04 Vivid Vervet! :)

  4. Last but Not Least Update Again the New System

    sudo su -c "apt-get dist-upgrade"

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