Install Ubuntu 20.04 on VirtualBox

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Follow through this guide to learn how to install Ubuntu 20.04 on VirtualBox. Well, Ubuntu 20.04 is the next major release in Ubuntu lifecycle releases. It has been code-named Focal Fossa. Ubuntu Long Term Support releases are published every two years in April and hence, based on this trend, Ubuntu 20.04 LTS (Focal Fossa) will likely be released on April 2020. However, the daily builds are now available for the enthusiasts to test it out.

ubuntu 20.04

Install Ubuntu 20.04 on VirtualBox

Download Ubuntu 20.04 Daily Build Image

For testing purposes, Ubuntu 20.04 daily build images are now available for downloads. Hence, to install it on VirtualBox, you need to first obtain the image. We will be installing the Desktop version of Ubuntu 20.04 in this guide and thus, grab an ISO file from Ubuntu 20.04 LTS (Focal Fossa) Daily Builds page. You can simply get the ISO link and pull it down using wget command.

wget -P ~/Downloads

Create New Virtual Machine

Once you have the Focal Fossa ISO file in place, launch VirtualBox and create a new Virtual Machine.

Ubuntu 20.04 VirtualBox

Assign the virtual Machine a memory of at least 1024 MB.


Create a virtual hard disk for the virtual machine


Choose the type of virtual hard disk to create. In this demo, we choose the default VDI.

harddisk type

Next, choose how the disk should be allocated. Dynamic allocation is selected in this demo.

disk allocation

Set the size and location of the disk image.

disk size

Click create to create the Virtual Machine.

Attach Installation ISO File

Once the virtual machine is created, select it and press Ctrl+s to launch the VM settings wizard.

Click storage settings and attach the ISO file as IDE controller.


You might also want to attach more Network interfaces. Click on Network settings.

Feel free to configure any other setting to your preference, like adjusting the size of memory and number of CPU cores to assign to the VM etc.

Install Ubuntu 20.04

Now start your Virtual machine to launch the installation.

Install Ubuntu 20.04 on VirtualBox

At this point, you got two options. You can either try Ubuntu without installing or you can actually install it permanently on your disk. Let’s install Ubuntu 20.04. Select your language and click Install Ubuntu.

Select your keyboard layout and click continue.

On the Updates and Software selection section, you can choose what apps to install to start with.


On the Installation type, you can choose to erase the disk and install Ubuntu. You can as well click advanced features to set LVM, disk encryption or try out experimental ZFS.

installation type

Click Install Now to write changes to the disk and proceed with installation.

Choose your location and proceed to create your login username and password.


Next, click continue to start the installation of Ubuntu 20.04 on VirtualBox

Once the installation completes, click restart now to restart your VM.

Login to your Ubuntu 20.04 vm.


And there you go.

ubuntu 20.04

You have successfully install Ubuntu 20.04 on VirtualBox. Enjoy your testing of this awesome OS.

Learn how to install VirtualBox guest additions on Ubuntu 20.04 to get full screen view by following the link below;

Install VirtualBox Guest Additions on Ubuntu 20.04

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I am the Co-founder of, Linux and the whole FOSS enthusiast, Linux System Admin and a Blue Teamer who loves to share technological tips and hacks with others as a way of sharing knowledge as: "In vain have you acquired knowledge if you have not imparted it to others".

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