How to Upgrade To Ubuntu 18.04 From Ubuntu 16.04 / Ubuntu 17.10 [Detailed Guide]

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Ubuntu 18.04 has been released on 26th April 2018, code-named Bionic Beaver. If you haven’t upgraded to Ubuntu 18.04 yet, here is the guide on how to upgrade Ubuntu 16.04 LTS or Ubuntu 17.10 to Ubuntu 18.04 LTS.

You can also do the fresh installation of Ubuntu 18.04 LTS.

Ubuntu 18.04 will be supported for five years, until April 2023. Take a look at the compelling features in Ubuntu 18.04 LTS.

1. Requirements

You need to have an active internet connection to download the packages.

2. Important Task

Before upgrading Ubuntu 16.04 to Ubuntu 18.04, please take a backup of important files to a location like external hard disk or Dropbox.

3. Configure upgrades

Ensure the system is configured to receive upgrades from Ubuntu. To check that, open up the Software & Updates.

Ubuntu 16.04

Click on the Unity Dash >> Search for Software & Updates.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Software & Updates
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Software & Updates

Go to Updates tab and make sure Notify me of a new Ubuntu version is set to For long-term support versions.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Updates - Ubuntu 16.04
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Updates – Ubuntu 16.04

Ubuntu 17.10

Click the Activities >> Search for Software & Updates.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Open Software & Updates
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Open Software & Updates

Go to Updates tab and make sure Notify me of a new Ubuntu version is set to For any new version.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Updates - Ubuntu 17.10
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Updates – Ubuntu 17.10

4. Preparing Ubuntu for Upgrade

Install the latest updates for the current version of Ubuntu using the following command. It would ask you to enter the password.

sudo apt-get update && sudo apt-get dist-upgrade

Reboot the system.

sudo reboot

5. Upgrade Ubuntu 16.04 LTS / 17.10 to Ubuntu 18.04 LTS

Start the software updater to begin the upgrade.

Ubuntu 16.04

In the terminal, run the following command to bring up the software updater.

sudo update-manager -cd

Ubuntu 17.04

Press Alt + F2, then type update-manager -cd in the command and then hit Enter.

 

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Start Update Manager Ubuntu 17.10
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Start Update Manager Ubuntu 17.10

Within a few seconds, you should get the software updater window with a message saying that Ubuntu 18.04 LTS is now available. Click on Upgrade.

In Ubuntu 16.04:

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Update for Ubuntu 16.04
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Update for Ubuntu 16.04

In Ubuntu 17.10:

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Update for Ubuntu 17.10
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Update for Ubuntu 17.10

Now, click the Upgrade button in the Ubuntu 18.04 LTS release notes window.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Ubuntu 18.04 Anouncement
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Ubuntu 18.04 Announcement

Wait for few minutes to let the software updater prepare your system for upgrades and configure new channels to receive upgrades.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Preparing
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Preparing

Click Start Upgrade to start the upgradation process.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Start Upgrade
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Start Upgrade

Take a break. The upgrade process will take a while to complete depending upon the speed of your internet connection.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Upgrade is in progress
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Upgrade is in progress

Once all the packages are upgraded, click the Remove button to remove the obsolete packages.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Remove Absolute Packages
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Remove Absolute Packages

Finally, Click Restart Now to restart the machine to complete the upgrade.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Reboot System
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Reboot System

Once it is rebooted, you will get the Ubuntu 18.04 login screen. Login with your credentials.

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Login Screen After Ubuntu 16.04 Upgrade
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Login Screen After Ubuntu 16.04 Upgrade

You will get the desktop upon successful login.

Ubuntu 18.04 Desktop:

Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Ubuntu 18.04 Desktop
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Ubuntu 18.04 Desktop
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 - Ubuntu 18.04 Details
Upgrade To Ubuntu 18.04 From Ubuntu 16.04 – Ubuntu 18.04 Details

That’s All. Your system has been successfully upgraded to Ubuntu 18.04 LTS.

Further Reading

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