How to Change Hostname (Computer Name) in Ubuntu 14.04

ubuntu 14.04 change hostname

This simple and brief tutorial is going to show you how to change the Hostname / Computer name in Ubuntu 14.04 Trusty Tahr.

The default name was set when you were installing Ubuntu. You can easily change it to whatever you want in both Desktop & Server by editing the hosts and hostname files. Below is how:

1. Press Ctrl+Alt+T on keyboard to open the terminal. When it opens, run the below command:

hostname NEW_NAME_HERE

This will change the hostname until next reboot. The change won’t be visible immediately in your current terminal. Start a new terminal to see the new hostname.

2. To change the name permanently, run command to edit the host files:

sudo gedit /etc/hostname /etc/hosts

For Ubuntu server without a GUI, run sudo vi /etc/hostname and sudo vi /etc/hosts and edit them one by one.

In both files, change the name to what you want and save them.

change Computer name ubuntu

Finally, restart your computer to apply the changes.