How to download and install CentOS 8 minimal server version

CentOS 8 Linux has been around to install for quite some time now, however, there is no Minimal ISO of CentOS 8 server to download but still, we can install that.  This Red Hat Enterprise Linux 8 based open-source operating system ISO comes in the size of around 7 GB and that has inbuilt minimal server installation option.

Install CentOS 8 Minimal server from its ISO

This creates a lot of confusion because when it comes to minimal ISO image, we generally assume that it would be around 700 MB or at least under 1 GB in size. But here the picture is completely different. So, let’s see how to install CentOS 8 minimal server on Desktop/Server/VirtualBox step by step with screenshot and ISO download link.

Minimum System Requirements  

  • 2 GB RAM.
  • 2 GHz or Higher Processor.
  • 20 GB Hard Disk.
  • 64-bit x86 System.

Step 1: Download CentOS Linux 8 ISO image

The first thing which we need to install this server Linux operating system is its ISO image file. Thus, go to the official website and click on the “CentOS Linux DVD ISO” link.  The size of the file will be 7 GB thus make sure you have a good internet connection.

Download CentOS 8 ISO image

Download CentOS

Step 2: Create a bootable USB

Once you get the ISO file of the CentOS 8, the next thing is where do you want to install it? If on PC then simply create a bootable USB drive using software like Rufus. For Virtualbox, you can directly use the ISO file. Here are the tutorials on the same: Create CentOS 8 bootable USB or how to install it on VirtualBox.

Step 3: Boot system with a USB drive

Once you get the bootable drive, insert it in your system and boot it with that. Select the first option” Install CentOS Linux 8.0.*” and hit the Enter button.

Install CentOS 8 Menu-min

Install CentOS 8 Menu

Step 4: Install CentOS 8 Minimal Server

Now, you will see an interactive screen which is an installation wizard of this Linux OS. Now, follow the further below steps:

1. Select Language

The first screen will ask you to set up language for the installation process, by default it will be English, you can select the one you are comfortable with. Then click on the Continue button.

Select Language -min

Select Language

2. Select Minimal Server Installation 

Now,  this is the important step that will decide whether you will get the Minimal CentOS 8 server to install or full-fledged Graphical user interface one. Thus, select the Software Selection option.

Software Selection-min

Software Selection

Now, select the Minimal Install option. This will set up a lightweight CentOS 8 server on your system or virtual machine. Also, if along with that you want it to set up some additional server environment such as Headless server management, Network/Developer tools and more, you can select that from the Add-on section. However, here we are not selecting any Add-on and simply just installing the Minimal server edition of this Linux distro.

Minimal CentOS 8 Server-min

Minimal CentOS 8 Server

3. Installation Destination

Now, set the drive where you want to install the OS. For that click on the “Installation Destination” option.

Installation Destination-min

Installation Destination

Select the Local standard Disks available on your screen and click on the Done button.

Drive Selection-min

Drive Selection

4. Network and Host Management

It is another important thing to configure otherwise after installation you have to manually do it from the command line interface of the server. And if you are not much sound in CLI then it would become a headache. Thus, select the option as shown in the below screenshot.

Network and host management-min

Network and host management

Once you in the Network management. Click on the toggle button given for available and connected network on your system. Finally, hit the Done button to get back to the main installation wizard screen.

Turn On network

Turn On network

Finally, hit the Begin installation to start the process of installing Minimal CentOS on your system.

Begin Installation-min

Begin Installation

5. User Settings-Root and user password

While the installation process is going on, one thing you have to do is the setup of Root password and creating of standard CentOS user. Do it.

Set root password and Username-min

Set the root password and Username

6. Reboot the system and login as root

When the setup of CentOS 8 is done on your system, eject the USB drive and click on the Reboot button.

Next, you will see the login screen. Enter the username and password you set above to login.

To check network is working fine you can simply run the update command:

sudo dnf update
Reboot the system and login as root

login as root

So, this was the quick tutorial on CentOS8 Minimal server installation, if you have any question comment section is all yours.

Other Articles:

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.