If you are a user The x and you want to change the username used on Mac equipped or check if The system works correctly, you can do this by forcing its system Run again the Setup assistant (Setup Assistant) which is normally rolled immediately after a (re) bone installation.

How can we force OS X to run the Setup assistant again without reinstalling the operating system?
- Boot the system in the module single-user (Command-line) Tinanad Press the keys Control+S on the keyboard at the time of booty
- after booting in command-line, taste command Mount –UW / in order to mount the system as read/write (Default mode this is only read/only)
- Then tatter, in a row the following commands to Delete the settings performed at the system Initial Running of Setup assistant and to Delete the user that you want to replace:
- rm – R /Library/Preferences
- rm – R /Users/user-name (where you replace user-name with your current name of your user)
- rm /var/db/dslocal/nodes/Default/users/user-name.plist (where you replace again user-name with the name of your user; for example, stealth.plist)
 
- Then delete the file created by The x After running the Setup assistant using the command rm /var/db/ .AppleSetupDone
After entering these commands, Restore the system (use your command reboot) and you will notice that Mac You will normally boot (if you had boot problems before), but after starting this system will run the Setup assistant again. Succes!
STEALTH SETTINGS – How to re-run Setup Assistant in OS X without reinstalling the system
 
			