In cooperation with the CorePatch team, we have prepared update 1.64 for Arma 2: Operation Arrowhead, which takes care of many issues, including Windows 10 support.

Bohemia Interactive is pleased to announce the release of update 1.63 for Arma 2: Operation Arrowhead (changelog).

Besides the numerous fixes and optimizations which were introduced during the 1.63 beta program which covered almost a 2 year period for this iteration of the engine, the update focuses on the transition of the multiplayer from GameSpy matchmaking to Steam.