How to I change my Mac OS X Login Name

Below are instructions for changing this username on Mac OS X.

  1. Click on the Apple and then System Preferences.

  2. From System Preferences click on Users & Groups as shown below.

  3. With Users & Groups open click on the lock to make changes.

  4. After clicking on the lock you should be prompted for credentials. Type in your admin password and click Unlock.

  5. Click on the User on the left that you wish to rename and then type your ONYEN into the Full Name field and press Enter. Reboot in order for the changes to take effect.