How to Change the Hostname on Rocky 9 Linux Workstation

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Introduction

Did you know you can create a unique hostname that differs from the default provided value localhost on Linux?

Setting a FQDN (Fully Qualified Domain Name) is often one of the first steps administrators take when spinning up a new machine.

While less utilized on desktop, setting a unique hostname for your Rocky 9 workstation gives you a human-readable and memorable name if you ever need to connect to your workstation over a network or need to know the name otherwise. This tutorial applies to any Red Hat flavored Linux.

How to Change Your Hostname

Open a terminal and copy/paste the below command, replacing desiredhostname with the value you want to name your host.

sudo hostnamectl set-hostname desiredhostname

After changing your host name, you will need to reboot your computer for the change to have permanent effect.

sudo reboot now

Conclusion

In this tutorial, you learned how to change your hostname on a Rocky 9 Linux Workstation. Trust you can take this new found knowledge to create unique hostnames.

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