This hyperlink opens the search interface. It forces the
interface to use the search settings listed on the Search Settings
page,
whether they have been applied to the Live Settings or not. This allows you to
test search settings without affecting end users until you are satisfied with
the new settings.
This mode also places two extra hyperlinks at the top of the search
pages. Back to Administration
allows you to return to
the Search Appliance administration interface. Make this appearance live
does that too, but it additionally makes the search settings you
are testing "live", so that end users also see the search setting
effects.