It will install all beta patch content to a mod folder "ExpansionBeta including the beta exe (that has to be run properly with working directory set to the main game installation, see below for more information) * To launch Arma2 Operation Arrowhead beta patch you need.
Three years after the conflict in Chernarus, portrayed in the original Arma 2, a new flashpoint explodes in the Green Sea Region.
Run the patch exe to apply the patch setup automatically (you may be prompted to choose your exact version in some occasions).
Exe without the beta mod folder.(if You fail to uninstall it erase beta subdirectories inside arma 2 directory).Multiplayer compatibility, usually, beta versions will be compatible in multiplayer with either the previous or the upcoming public final release (unlike in Arma 1 where patch beta versions were causing large incompatibility in the multiplayer community).Info: Installer claims it updating the version.04, ignore it updating the beta directory content.It's recommended that You restart mission instead of using save from older version or previous betas!It models real world ballistics round deflection, thermal imaging, materials patch penetration, features a realtime day/night cycle and arma dynamic wind, arma weather and environmental effects.The following English-language description of the update: mportant!The product names, logos, brands and other trademarks depicted or referred to in the game or in its ancillary materials are the property of their respective trademark owners.Beta installer create shortcut inside arma 2 directory to launch the beta properly.Arma 2 simulates real-world weapons, vehicles and other equipment.Please report issues / feedback to the.TXT: arma2 OA public beta build, copyright (c) 2010 Bohemia Interactive.Coalition forces led by the US Army are deployed to Takistan to quickly restore peace and prevent further civilian casualties.We make the beta builds for testing only and also to allow developers in the community to test their content with the upcoming versions before they are released as the official release."C:Program FilesSteamSteamAppsCommonarma 2" w/o " again) that's arma all and now the installer sees Your steam game.Uninstaller claims it removed version.03 ignore it as it should remove beta directory content.System requirements: ANY original version OF arma2 Operation Arrowhead from.54 (including Steam version) -DirectX is required.FIX/workaround for the beta failing to install on steam build: use registry editor add registry key into.We write code and post the results frequently so people like you can join our testing process and report bugs but Arma2 OA Beta might crash on startup or cause any other kind of unpredicted problems so please do not bother downloading Arma2 OA beta. You will enlist into various roles within the US Army, from basic infantrymen, through special operatives, to pilots and tank crew in this new installment in the award winning line up of military simulators for PC from Bohemia Interactive.

Please note: Arma2 OA Beta is a public preview release intended for developer testing and community feedback.
IF anyone experience whole arma 2 directory, arma 2 oa 1.61 patch erase uninstall it please report asap thx.
Arma 2 and Bohemia Interactive are trademarks of Bohemia Interactive.