If you have a guest user on your system, it is important to remove them as soon as possible. Guest users can cause problems for your system and can even damage it. To remove a guest user from your system, follow these steps:

  1. Log in to your system and open the System Preferences panel.
  2. In the System Preferences panel, click on the Users & Groups tab.
  3. In the Users & Groups section, click on the Add User button and enter the name of the guest user you want to remove from your system.
  4. Click on the Remove User button and confirm your deletion by clicking on OK.