Renaming the hostname of your Raspberry Pi (Raspbian)
One of the first things you want to do if you've just installed Raspbian on your Pi is to change the hostname. You can change your hostname by following these steps. Steps You can use the 'hostnamectl set-hostname [name]' command, but that does not update /etc/hosts and causes issues with Docker and other networking services. I prefer to update /etc/hostname and /etc/hosts manually. Change hostname sudo nano /etc/hostname Change raspberrypi to your desired hostname Hit CTRL+O and then ENTER...