... haven't yet beneted from Joomla! 's built-in tools to create a team of specially designated power users who can log in to the site to add or edit content. In Joomla! , you're allowed ... Navigate to Site | User Manager, Joomla! 's backend manager where you can view,edit, and create site users.2. There's just one user, you. By default, Joomla! calls this rst user Administrator ... edit arcles, or to do even more.But opening up your site to the world doesn't end there; Joomla! oers some powerful methods to engage your Web visitors and turn them into acve users....