HOWTO Change hostname and computer name in OS X

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There is a pretty way to Change Hostname and Computer Name in OS X, and we also show you some ugly ways.

Contents

Solutions

System Preferences

The easiest way.

  1. System Preferences -> Sharing

From here you can change the computer name and if you click Edit... you can also change your hostname

Edit the plist file

Here we go straight to edit the XML configuration file.

  1. Open up preferences.plist located in /Library/Preferences/SystemConfiguration. Locate it in finder or just type up preferences.plist in spotlight.
  2. This an XML file, look for the tags LocalHostName and ComputerName and change the content of the tags.

scutil

There is a utility, scutil. that can also achieve the same result.

  • Fire up a terminal, usually located in Applications/Utilities.
  • Type: 
sudo scutil --set HostName bingo

replacing bingo with your desired computer name.

  • Type: 
sudo scutil --set ComputerName bingo

replacing bingo with your desired computer name.

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