How to Upgrade Ubuntu 18.04 to 20.04?

With the release of the Ubuntu version, 20.04 everyone has been eager to switch to its latest version. Where on the one end all Ubuntu users are excited about it. There has been a question troubling them. As most of the users use version Ubuntu 18.04. Question popping in mind of such users is how to upgrade Ubuntu 18.04 to 20.4?

Mostly the people fear losing their files during the process of upgrading their Ubuntu. So we decided to help the users and give them a proper and precise guide to upgrading ubuntu without and data/ file loss.

Ubuntu version 20.04 was released on 23rd April 2020 as the latest version available out there. Moreover, security patches and updates for this will be provided till 2025. Thus making it a very important upgrade for all Ubuntu users. It is also called Ubuntu 20.04 LTS where LTS stands Long term support.

But before we dig deep down into how to upgrade your Ubuntu version to 20.4. Let’s learn about what new features come along with ubuntu 20.04.

New Features Introduced In Ubuntu Version 20.04

Here is the list of new features present

1. Linux Kernel 5.4.

2. Modified ZFS File System

3. Redesigned Log In & Lock Screen

4. PHP 7.4

5. Python 3.8

6. Open JDK 11

7. Ruby 2.7

9. New Wallpapers & App Icons

10. Computer manufacturer logo displayed during boot

11. Do Not Disturb Mode

12. ZFS 0.8 (with native encryption)

13. Fraction Scaling

14. GNOME 3.36(Faster)

15. New Standard Color Themes

Now that you know what all is present in Ubuntu 20.04. Let’s move towards the next step of upgrading your version of Ubuntu to the 20.04 version.

Upgrading to Ubuntu 20.04

Before you go forward to do the upgrading the most important thing is to have a full-fledged backup of all. It’s better to be safe than sorry.

Let’s move forward with the process of upgrading your Ubuntu to 20.4 version. There are two ways to do this upgrade.

Method 1 – Upgrading using GUI

Step 1 – Search for an updater in your system. Then search for new updates once found click on them. Further, click on install now in new updates.

Step 2 – Once all the updates are installed. It’s time to reboot your system.

Step 3 – Now, the system reopens. Search for Software & Updates and click on it.

Step 4 – If the updates appear then it’s good.

Just in case it doesn’t write Alt + F2. And enter the command in the dialogue box “update-manager -c -d” and press enter.

Step 5 – The next screen will show your U 20.04 version available. Further, click on upgrade to initiate the upgrade procedure.

Step 6 – Once the upgrading is completed it will ask to restart the system.

After the restart verifies the new upgrade by logging in and checking about it from settings > about.

Method 2 – Upgrading Using Command Line

Step 1 – The first step would be to update all the installed packages. For doing that write the following command.

aaronjones@wgs:~$ sudo apt update
aaronjones@wgs:~$ sudo apt upgrade -y

Step 2 – Once all the updates are installed. It’s time to reboot the system with this command.

aaronjones@wgs:~$ sudo reboot

Step 3 – Once your system comes back on after the reboot. It’s time to remove the unused kernels to get some free space. In order to achieve that use the following command.

aaronjones@wgs:~$ sudo apt --purge autoremove

Step 4 – The next step would be to install the “ update-manager-core”. Write the following code to get it installed.

aaronjones@wgs:~$ sudo apt install update-manager-core -y

Step 5 – To check whether Ubuntu version 20.04 is available or not. Use the following command.

aaronjones@wgs:~$ sudo do-release-upgrade

Step 6 – If still, it doesn’t show the new version. You can use this force command.

aaronjones@wgs:~$ sudo do-release-upgrade -d

Step 7 – Now run the upgrade and use “y” or “enter” to confirm the details of the upgrade whenever asked during the upgrade. At last when the upgrade is completed use y to restart the system.

Step 8 – Once the reboot is completed. Open the terminal and write the following command to verify the upgrade.

aaronjones@wgs:~$ cat /etc/lsb-release

Using any of the above two mentioned methods your upgrading of your Ubuntu to version 20.04 is successful.

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Now you have all the knowledge you need to complete the upgrade of your Ubuntu successfully without and loss of data. Just follow the simple steps to achieve what you crave.

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