If you’re a Mac user, there’s a good chance you’ve heard of the Delete User Account command. This command can be used to remove a user account from your computer, or to stop someone from logging in. To delete a user account on a Mac:

  1. Open System Preferences and click on the Users & Groups tab.
  2. In the list of users, select the person you want to delete their account from.
  3. Click on the Delete User Account button.