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Ubuntu Linux

How to Install Ubuntu Linux

Richard
Written by
Richard
Sep 28, 2021 Updated Mar 18, 2026 4 min read
Enable Automatic Suspension in Ubuntu Linux Easily
Enable Automatic Suspension in Ubuntu Linux Easily

You can install Ubuntu Linux by downloading its ISO image and running it from a bootable USB drive or DVD.

Ubuntu is a popular, free, and open-source Linux operating system known for its user-friendliness, making it an excellent choice for both students and beginners exploring Linux on their desktops or laptops.

Ubuntu offers two main release types: Long Term Support (LTS), which receives security updates for five years, and Short Term Support (STS), supported for about nine months. For most users, an LTS version is recommended.

Linux might seem intimidating, but Ubuntu makes the transition smooth, proving that using an operating system for your daily tasks isn’t so different, even for those familiar with Windows.

⚡ Quick Answer

Download the Ubuntu ISO, burn it to a bootable USB or DVD, and boot your computer from it. Select “Install Ubuntu” from the boot menu, choose your keyboard layout, and follow the on-screen prompts for installation type and user account setup.

How to download Ubuntu ISO image

The latest versions of Ubuntu Linux come only in 64-bit, so you’ll need a computer that supports that architecture. You’ll also want a computer or laptop that can boot from a CD/DVD or flash drive, as you will only download the ISO image.

There may be other means to get a physical disc or flash drive, but you may have to purchase it.

With your computer ready, download the Ubuntu Linux ISO image from the link below; if you don’t have physical media, burn the image onto a DVD or flash drive.

When using a Windows machine, you may right-click the ISO image and select Burn disc image, as shown in the image below.

Then choose the DVD drive with a blank DVD to burn to.

You may have to take a different path to burn to a Flash Drive. Some programs should be able to help you do that.

Burn Ubuntu ISO disc
ubuntu 1810 new setup 9

After burning the image, transfer the DVD or Flash Drive to the computer you want to install Ubuntu.

How to boot Ubuntu ISO disc to install

Now that the image is onto a DVD / Flash Drive insert it into the new computer and boot from it. Different computers have different ways of specifying where to boot from; find yours. Most likely, pressing a key when you turn your computer on. Esc, F2, F9, F12 , etc.

You should see a similar screen below when the computer is booted from the DVD or Flash Drive.

Click the Install Ubuntu button to begin the installation. You could Try Ubuntu without making changes to your computer, but our goal is to install Ubuntu, so click Install Ubuntu to continue.

Ubuntu 21.04 welcome screen during the Linux installation process
ubuntu 21.04 welcome install

Next, select your Keyboard layout. Ubuntu installation picks the US English Keyboard layout by default. This is a good place to change it if it’s not your default. Click Continue to move on with the installation.

Selecting the keyboard layout during Ubuntu Linux installation
ubuntu 21.04 keyboard layout

The installation should be prepared to install Ubuntu packages. On the screen below, you can Download updates while installing Ubuntu, saving time after the installation. And to install third-party software for graphics WiFi devices and media codes.

You do not have to select these boxes. However, if you have a stable and reliable Internet connection, you may want to select these options to download important packages while Ubuntu is installed.

Choosing installation options for Ubuntu Linux on a desktop
ubuntu 21.04 install option

On this screen is where you select the installation type. The first option to Erase the disk and install Ubuntu is the easiest of them. This option deletes everything on the hard drive and installs Ubuntu on it.

Option #2 Something else — is to perform a custom installation for advanced users.

You can encrypt Ubuntu and use other advanced settings, but for new users and students, select the first option to [ Erase disk and install Ubuntu ] and continue.

Click Install Now to begin installing Ubuntu.

Selecting the installation type for the Ubuntu Linux operating system
ubuntu 21.04 installation type

Accept that the installation will erase the hard drive and install Ubuntu. Click Continue to move on.

Confirming changes to the disk during Ubuntu Linux installation
ubuntu 21.04 confirm installation

On this screen is where you choose your time zone. Type a city name you live in and click Continue.

Setting the time zone during the Ubuntu Linux installation process
ubuntu 21.04 time zone

The next screen is where you type the first user account and create a name for the computer. Type your name, username, and password, and choose whether you always want to type a password to sign in. When you’re done, click Continue.

Creating a new user account for the Ubuntu Linux system
ubuntu 21.04 user account

Wait for the installation to complete. This should take about 7 mins, depending on the computer’s speed. When the installation is done, you’ll be prompted to restart.

Installing system packages during the Ubuntu Linux setup process
ubuntu 21.04 install packages

This is the last screen, and the installation is complete. You must restart your computer, remove the disc from the drive, and log back in.

Ubuntu Linux installation complete screen showing successful setup
ubuntu 21.04 installation complete

You’ll be prompted with the login screen after rebooting—log in with the credentials created above.

User login screen after installing Ubuntu Linux on a computer
ubuntu 21.04 user login

You will have an opportunity to set up online accounts if you have any.

Configuring online accounts after installing Ubuntu Linux
ubuntu 21.04 online accounts

After logging back into Ubuntu, your first task should be to update Ubuntu. After logging in, you may see a prompt to install available updates.

Checking for software updates after installing Ubuntu Linux
ubuntu 21.04 software update

If you do see a prompt, continue the below update from the command line.

Press Ctrl - Alt - T on your keyboard to open the terminal. Then run the commands below to update Ubuntu.

🐧Bash / Shell
sudo apt update && sudo apt dist-upgrade && sudo apt autoremove

Restart once more, and you should be set.

Conclusion:

This post showed you how to install Ubuntu Linux. Please use the comment form below if you find any errors above or have something to add.

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Richard

About the Author

Richard

Tech Writer, IT Professional

Richard, a writer for Geek Rewind, is a tech enthusiast who loves breaking down complex IT topics into simple, easy-to-understand ideas. With years of hands-on experience in system administration and enterprise IT operations, he’s developed a knack for offering practical tips and solutions. Richard aims to make technology more accessible and actionable. He's deeply committed to the Geek Rewind community, always ready to answer questions and engage in discussions.

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