Select the user you want to modify and press the Properties button, A window similar to the used for adding new users will appear with all the user data, allowing you to modify them.Select the user or users that you want to delete and press the Delete button in the Users tab, due to the importance of this data, you will be asked for confirmation for every user you want to delete.For security reasons, the home directory of the deleted users will not be deleted.Select the group you want to modify and press the Properties button, A window will appear with the group's data allowing you to modify them.Select the group or groups that you want to delete and press the Delete button in the Groups tab, due to the importance of this data, you will be asked for confirmation for every group you want to delete.In the profiles window, select the profile you want to modify and press the Properties button, a new window will appear with the profile data, allowing you to modify them.Select the profile or profiles that you want to delete and press the Delete button in the profiles window, note that at least the default profile is needed, so you can not delete it.
