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These can cause conflicts with the game and DayZ Launcher.ĥ) Install DayZ Launcher to autodetect and download required mods for servers. Arma 2 OA is an expansion to Arma 2, so don't mix up the setup order.ģ) If you have Army of the Czech Republic (ACR), British Armed Forces (BAF), or Private Military Company (BAF) you can then install and run each of these as an Admin to ensure complete and proper setup.Ĥ) Do not install the "Obsolete" version of Arma 2 OA and do not install DayZ Mod on Steam. Part of the installation and setup occurs when playing each game the first time. Next install and play Arma 2 Operation Arrowhead (OA) to at least game menu and then exit. Right click on steam.exe and run it as an Admin.Ģ) With steam.exe running as an Admin install and play plain Arma 2 (not Operation Arrowhead) to at least the game menu and then exit. The following is the easiest way to get everything setup and working properly on most systems the first time:ġ) Before installing anything find steam.exe (not a desktop shortcut) in your Steam folder (usually in C:\Program Files (x86)\Steam).
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Arma 2 SetupIf you are new to Arma 2 and its anticheat Battleye they are very picky with setup and folder permissions.
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