• Home
  • Ubuntu 20.04
    • Upgrade Ubuntu
    • Install Java
    • Install Node.js
    • Install Docker
    • Install LAMP Stack
  • Tutorials
    • AWS
    • Shell Scripting
    • Docker
    • Git
    • MongoDB
  • Funny Tools
  • FeedBack
  • Submit Article
  • About Us
TecAdmin
Menu
  • Home
  • Ubuntu 20.04
    • Upgrade Ubuntu
    • Install Java
    • Install Node.js
    • Install Docker
    • Install LAMP Stack
  • Tutorials
    • AWS
    • Shell Scripting
    • Docker
    • Git
    • MongoDB
  • Funny Tools
  • FeedBack
  • Submit Article
  • About Us

Upgrade Ubuntu 18.04 LTS to Ubuntu 20.04 LTS

Written by Rahul, Updated on April 25, 2020

cvxUbuntu 20.04 LTS (Focal Fossa) has been released on Apr 23, 2020. This version will be supported till 2025. The Ubuntu operating systems provides two types of releases Standard release and Long Term Support (LTS) release. Ubuntu provides support for standard releases for approx 1 year while Long Term Support is useful for approx 5 years. This tutorial will help you to Upgrade Ubuntu 18.04 LTS to Ubuntu 20.04 LTS via command line.

Whome to Upgrade? The Ubuntu desktop users can upgrade to the latest version immediately. But the Ubuntu server users, especially production server recommended to wait for the few months before the upgrade to Ubuntu 20.04 LTS.

Step 1 – Backup Your Data

Before start the upgrade, this is strongly recommended to backup all your data from Ubuntu desktop or Server to a remote location. Also, take a complete system snapshot (if possible).

Step 2 – Upgrade Current Packages

After taking the complete backup of the system. Let’s move to upgrade process. Execute commands to upgrade current system packages.

sudo apt update
sudo apt upgrade

Now install the update-manager-core package on your system.

sudo apt install update-manager-core

After that edit /etc/update-manager/release-upgrades file and make sure Prompt value is set to lts like below. This insures to search for the available LTS version. It will not show for any non LTS release.

 Prompt=lts

Upgrade Ubuntu 20.04 LTS

Save file and close the editor.

Step 3 – Upgrade Ubuntu 18.04 to 20.04 LTS

Finally, Your system is ready to upgrade. Just execute the below command to upgrade your Ubuntu 18.04 LTS to Ubuntu 20.04 LTS (Focal Fossa) system.

sudo do-release-upgrade -d

Follow the on-screen instructions to complete the upgrade process. This process may take some time according to your network speed and system performance.

Once the upgrade finished, wizard will reboot your system after the confirmation.

Step 4 – Verify Ubuntu Distribution Details

After rebooting the system, login to your upgraded system and check the current version. To Check Ubuntu distribution details for servers using the command line.

Upgrade to Ubuntu 20.04

The world’s best operating system has been installed on your system. Let’s enjoy it.

Share it!
Share on Facebook
Share on Twitter
Share on LinkedIn
Share on Reddit
Share on Tumblr
Share on Whatsapp
Rahul
Rahul
Connect on Facebook Connect on Twitter

I, Rahul Kumar am the founder and chief editor of TecAdmin.net. I am a Red Hat Certified Engineer (RHCE) and working as an IT professional since 2009..

Leave a Reply Cancel reply

Popular Posts

  • How to View or List Cron Jobs in Linux
  • How to Install PHP 8 on Ubuntu 20.04
  • How to Set Up SSH Tunnel with PuTTY
  • How to Install MySQL 8.0 on Ubuntu 20.04
  • Issue with phpMyAdmin and PHP: Warning in ./libraries/sql.lib.php#613 count(): Parameter must be an array or an object that implements Countable”
  • How to Install Tor Browser on Ubuntu 20.04
  • How to Allow Remote Connections to MySQL
  • How To Install VNC Server on Debian 10
© 2013-2021 Tecadmin.net. All Rights Reserved | Terms  | Privacy Policy