The Quick Icon plugin group is used to provide notification that updates to Joomla! or installed extensions are available and should be applied. These notifications display on your administrator control panel, which is the page you see when you first log in to

The Who's Online Module displays the number of Anonymous Users (e.g. Guests) and Registered Users (ones logged-in) that are currently accessing the website. Help{loadmodule whosonline,Who's Online}