MAC how to change hostname on command line via Terminal

To change your Mac's Fully Qualified Hostname open a terminal window, and become superuser

su ( then type your su admin password)

or

sudo the command below

First type 'hostname'

your hostname will look something like

sh-3.2# hostname

mymac.local

To change this to your desired dns domain name

type

scutil --set HostName mymac.mynewdomain.co.uk

or

sudo scutil --set HostName mymac.mynewdomain.co.uk ( if you havent already become su)

Then type 'hostname' again to check the change

sh-3.2# hostname

mymac.mynewdomain.co.uk

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