Is a tactical shooter video game for the PC developed by Bohemia Interactive Studio.

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What formulas are used to calculate sight adjustments in ArmA 2 ACE2 Mod?

The Question A friend and I recently began sniping in ACE and we can't seem to work out a proper formula to calculate windage and elavation adjustments. We've tried the One Shot One Kill Android app, ...
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2answers
654 views

Arma 2 CD Key Problems

So, my Arma 2 Operation Arrowhead of steam is banned (battleye/cd key ban). If I buy Arma 2 Arrowhead and Dayz on the humble bundle then add it onto steam, will it reset my cd key to the one I just ...
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247 views

Error opening registry path when trying to change ARMA 2 CD-key

I keep getting this error "Error opening registry path, run program as an administrator!" when trying to change my cd key for Arma 2 OA so i can play dayz. Any thoughts?
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1answer
621 views

How to get Steam to recognize existing game files for Arma

okay so I installed Arma Combined operations off the anniversary disc. now i want a new CD key to play DayZ as that one is my brothers so i purchased Arma 2 and Arma 2 operation arrowhead on steam. ...
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1answer
315 views

How to survive for a longer period of time?

In Armed Assault 2 (aka ArmA 2), I try to go slow and shoot enemies, but I always die soon. I play on scenarios (against bots) to get better, but I still get defeated. Does anyone here have any ...
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2answers
1k views

If I buy Arma 2 through Steam will I be able to install it on multiple computers?

I'm about to buy Arma 2 through Steam, and I just want to make sure I'll be able to download it on both my dad's and my mom's computers to play. Can I or do I have to pick one?
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1answer
33 views

How to constantly see highlighted targets in Arma 2?

Every time you exit the Esc menu, targets and objectives are highlighted briefly. I can't find the shortcut to do the same. Is there one?
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2answers
3k views

How can I run Arma 2: Operation Arrowhead with BMF, PFC and ACR DLCs without Steam?

As the title says, I'm looking for a way to run Arma 2: OA with BAF, PMC and ACR DLCs without running steam. Is there a way to do it?
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1answer
211 views

Are there any advantages to buying ArmA II: Combined Operation instead of just the standalone expansion?

I had ArmA II on my sight for a while now. However, it looks like its expansion, "Operation Arrowhead", is a standalone game. Does it means that it includes content from the original game? If so, is ...
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0answers
505 views

ARMA 2 - freeze every few seconds after long flashpoint session

I have been playing flashpoint: Zargabad 1.23 (armaholic) with zeus ai (no ACE) and the game will start to hitch every 10 seconds or so after an extended session (40 kills maybe). Seems to be related ...
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1answer
2k views

When do other players show up on my map and what do the colors mean?

Sometimes I will look at my map, I can see other players. Sometimes they are blue and sometimes they are orange. Other times, I know someone is near me, but there is only me on my map. What ...
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2answers
38k views

What is zeroing and how do I do it?

On the DayZ wiki, each weapon has a stat called "zeroing." Some weapons say yes or no, but the AKM says, "Up to 800m." I have gathered that is has something to do with accuracy and I can use Page ...
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1answer
2k views

Why will I not always be able to fully reload my weapon?

Sometimes when I go to reload my weapon it won't be fully reloaded, and instead will only be partially refilled (i.e. I can only have 2-bullets in my Makarov even though it can hold up to 8). I ...
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2answers
11k views

Differences between Arma 2 Free and Arma 2 Demo

Trying to find more information about the DayZ mod, I learnt that the base game (Arma 2) appears to have 2 different 'free' versions, one enticingly labeled as 'Arma 2 Free' and also a seperate 'Demo' ...
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1answer
2k views

How to get the Ace mod self-interaction key to work?

I'v downloaded the Ace mod for ARMA 2 OA. It says that the self-interaction key is the right Windows key. However, when I press it, nothing happens. I've tried changing it but it still does nothing. ...
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4answers
7k views

How do I solve the BattlEye not responding problem?

I'm trying to play the DayZ Mod for ArmA2 Combined Ops but every time I join a server I get kicked about 30 seconds later due to "BattlEye not responding" issue.
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1answer
20k views

How do you repair a vehicle?

I've come across various parts saying they are used to repair broken vehicles, however whenever I come across vehicles it doesn't seem I'm able to repair them. Are only some vehicles able to be ...
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5answers
144k views

How do I install and play the Day Z mod for Arma 2?

I'd like to install and play the Day Z mod for Arma 2, but the web page for the mod doesn't give very specific instructions. Simply dropping the .rar files into the specified directories seems to be ...
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1answer
1k views

Can you rescue Valentina Galkina?

In the first combat mission in the ArmA 2 main campaign (Mission 2, "Into the Storm") you can rescue Valentina Galkina from getting abused by some OpFor soldiers in a house in Pusta (that is unless ...
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2answers
5k views

Does Arma 2 Free have a sandbox mode?

I often play Arma 2 Free with friends, but I would like to know if there is a way we can play in a "sandbox". By "sandbox" I mean a map full of different vehicles, so we can test them out and have fun ...
2
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2answers
4k views

Why is co-op more popular than team-based multiplayer?

I've noticed that the vast majority of servers are co-op rather than team-based multiplayer. This seems to be skewed in comparison to most other first-person shooter online games, which would have ...
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1answer
1k views

How can I win the training missing in Arma II called “MOUT Course” without it ending in “training accident/friendly fire” incident?

I am trying to finish the MOUT course in the ARMA II tutorial, and the game is ending, telling me that friendly fire damage outside the course is not allowed. All I did was get in the vehicle and ...
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1answer
183 views

Are there any region-based server limits in ArmA2?

I am planning to buy ArmA2 (since I keep hearing and reading great things about the game!), yet I'd first like to check whether it is possible for players of versions bought in different places (e.g. ...