Hello new or returning fans of Arma serie to Arma 3, http://www.arma3.com
When you have crashes, various bugs, Multiplayer / performance or AI issues
take your time to write good report ticket (simpler == better) into our bug tracker
http://feedback.arma3.com/ == Arma 3 Feedback Tracker
or try DEV branch which should contain fixes for the game-breaking problems
http://dev.arma3.com/ is now continuation of the DEVelopment branch
(for Arma 2 veterans similar but improved variant of OA betas)
Dedicated server Windows, Linux, binary+data package, separated appID (smaller size)
we will try deal with problems and bugs as fast as humanly possible
social media :
visit our BIForums http://forums.bistudio.com/forumdisplay.php?112-ARMA-3
p.s. I'm on STEAM, BIForum, IRC (#arma3 GameSurge, Quakenet), Skype channels etc.