FROM: High Command
TO: Arma 3 Users
UNIT: Main Branch (Windows)
ACTIVITY: Game Update 1.68 (64-bit Executables, Ambient Occlusion Overhaul, Maintenance)
SIZE: ~10.4 GB / ~1.3 GB (depends on Apex ownership)
More in the full changelog and SPOTREP
SPOTREP #00064
Source: Steam Community (opens in a new tab)