We have released ARCHICAD 18 Update 9019. It is already available through the automatic update system for INT, UKI, AUS, NZE, JPN, KOR, GER, AUT language versions, further language versions will be available as soon as they pass Quality Control.
You can read the Release Notes and download the Update packages from here: http://www.graphisoft.com/downloads/archicad/updates/AC18/AC18-9013to9019-ReleaseNotes.html