if I have the latest version and showed me a message about a missing file and always sends me install c +++ and still does not start the game
I'm sorry to hear you're having issues. satoru has written up an incredibly helpful guide here that might help you: http://avencolony.com/community/beta-feedback/master-fixes-thread-for-aven-colony/
https://itch.io/t/39336/master-fixes-list-for-aven...
Did you manually run the Unreal redist? If you manually run it what happens?