Watch the video:
Timestamps:
0:00 - Explanation
0:19 - Requirements
0:37 - First launch?
1:08 - Launching each game at least once
2:13 - Adding ARMA 2: DayZ on Steam
3:12 - Making sure no betas are selected
3:52 - ARMA 2: DayZ Launch Options
4:45 - Making sure correct mods are checked
5:26 - Joining an ARMA 2: DayZ Mod
6:24 - Fix ARMA 2: DayZ blurry game
Want to go back and play ARMA 2: DayZ? Well, this video takes you through installing it, and getting everything working from scratch. Whether you have had ArmA 2 installed before this point doesn’t matter, by the end of the video you should have the free ARMA 2: DayZ mod working!
Launch options: -skipintro -nosplash