In cooperation with the BattlEye team, we have prepared a hotfix for Arma 2 Operation Arrowhead.
This hotfix adds BattlEye support for Windows 11.


If you experience issues with this Operation Arrowhead update, we have made a "legacy" version available on Steam.

To download this build, please go to your Steam library, right-click on Arma 2: Operation Arrowhead, select "Properties".

In the Properties window select the "BETAS" tabs, and use the drop-down menu to select "legacy".

After you click on the "Close" button, Steam will automatically begin to download the previous version of the game.



BattlEye
- Updated client binaries and libraries.
- Updated server libraries for both Windows and Linux.
- Support for a new version of Windows 10 and 11 operating systems.

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.

If you experience issues with the recent Operation Arrowhead update, we have made a "legacy" version available on Steam. To download this build, please go to your Steam library, right-click on Arma 2: Operation Arrowhead, select "Properties". In the Properties window select the "BETAS" tabs, and use the dropdown menu to select "legacy". After you click on the "Close" button, Steam will automatically begin to download the previous version of the game.




Engine
- Security fixes
- Many crash fixes
- Various minor fixes
- Several optimizations
- Fixed: black eyes on characters
- Fixed: multiple VON issues
- Fixed: Event Handlers not resetting properly
- Fixed: MP Event Handlers re-indexing
- Fixed: vehicle turret locality sync in multiplayer
- Fixed: drawIcon displaying text
- Fixed: isNumber return
- Fixed: helicopter rotor speed after MP mission loading from a save
- Fixed: laser targets on water surfaces
- Fixed: particles drawn near the camera
- Fixed: AI gear in another group's vehicle
- Added: bonus script commands getHit, addWeaponTurret, removeWeaponTurret
- Added: #maxping, #maxpacketloss and #maxdesync commands for admins (for server.cfg too)
- Added: kickClientsOnSlowNetwork and disconnectTimeout for server.cfg


BattlEye
- Newly located /BattlEye/ folder in the root of /Arma 2 Operation Arrowhead/
- Updated client binaries and libraries
- Updated server libraries for both Windows and Linux
- Support for a new version of Windows 10 OS


Allocator
- Updated the memory allocator library (same as Arma 3) in /Arma 2 Operation Arrowhead/Dll/: /tbb4malloc_bi.dll


Steam
- Updated Steam SDK libraries to 1.42 in the root of /Arma 2 Operation Arrowhead/:
/steamclient.dll
/tier0_s.dll
/vstdlib_s.dll
/steam_api.dll
/steam.dll


Data
- New version of signed files:
/Expansion/Addons/corepatch.pbo
/Expansion/Addons/warfare2_e.pbo
/Expansion/Addons/warfare2.pbo
/Expansion/Addons/modules_e.pbo
/Expansion/Addons/language_e.pbo
/Expansion/Addons/language.pbo
/Expansion/Addons/languagemissions.pbo
/Expansion/Addons/languagemissions_e.pbo
/Common/modules.pbo
/Common/missions.pbo

Note: minor tweaks were done to Arma 2 data language files for synchronization with Arma 2 Operation Arrowhead.


CorePatch
Includes hundreds of various config or script tweaks and fixes from the past years.
More details here: https://github.com/Goliath86/CorePatch/blob/master/Changelog.txt
Credits: https://github.com/Goliath86/CorePatch/blob/master/Credits.txt


Credits & Thanks
Goliath86 for all his work on CorePatch
.kju for a very long list of errors
Rob Graham (eggbeast) for Dwarden's script to fix the Fire-In-The-Sky bug
Dwarden for his Fire-In-The-Sky script bug fix and support
OPUSfmSPol for a very long list of errors and their fixes of the Warfare module
Wolffy.au for the BIS Module Improvement Project
zGuba for the BIS Module Improvement Project
Defunkt for his ANZINS mod
OMAC for his support on bug fixing
Dimon for his support on bug fixing
Xeno426 (Xenomorph) for suggestions, improvements, bug fixing in CCP
Sa-Matra for his support and help on bug fixing
Schatten for his support and help on bug fixing
groove_c for his support and help on bug fixing
PiZZADOX for his support and help on bug fixing
All the contributors of the Community Configuration Project
All the contributors of the Community Issue Tracker
All the players who tested / reported on the Bohemia forums, e.g. https://forums.bohemia.net/forums/topic/188702-a2a2oa-beta-corepatch-01032016/
Everyone who supported or helped and was not yet mentioned.

Based on community feedback the Corepatch team has released a small hotfix, which takes care of some of the most prominent issues.

If you are having issue with the recent Operation Arrowhead patch or this hotfix, we have enabled "legacy" beta. To download it go to your steam library, click with the right mouse button on Arma 2: Operation Arrowhead, select properties. In the properties window select tab "BETAS" and from the dropdown list choose "legacy". After clicking on the Close button Steam will download the previous version of the game.

Changelog:
- AS50 sound reverted to original
- DMR zeroing removed due to community requests
- Burst lengths decreased for aircraft cannons
- Lee Enfield zeroing reverted to original state
- NVG is now usable with western scopes again
- Helicopter side gunners firing angles reverted to original
- All An-2 variants are now retexturable through hidden selections
- GMG and AGS-30 zeroings fixed, no longer include unusable values
- "No Owner" RPT messages should no longer appear
- All patches are merged into single addon

After a prolonged beta, the latest Arma 2: Operation Arrowhead patch has finally matured and reached its release phase. It includes several engine fixes listed in the changelog below. On top of that, we have included “CorePatch” and “CorePatch2” data patches developed by members of the community. Huge thanks and credits to Goliath and SaMatra and several other devoted community developers (for full credits, please see the changelog).

in case you experience any issue, leave us your feedback in this thread[forums.bistudio.com].

Arma 2: Operation Arrowhead 1.63.131129 engine fixes:

• added hardcoded query port at UDPport+1
  
• added check NAN (not a number)
  
• fixed squad logo/xml crashes and issues
  
• fixed CU-RE-L exploit vs BattlEye logging
  
• fixed server no more loads client profile
  
• fixed destroyed structures damaging JIP clients
  
• fixed random server \KEYS\ errors with .bikey files
  
• optimized query traffic
  
• additional crash fixes

CorePatch Changelog is too long for Steam announcement so, please, check it out at our forums[forums.bistudio.com]
CorePatch credits:

• Goliath6 for his all work on CorePatch for A2, A2: OA
  
• Sa-Matra for his support and help on bug fixing (+ all work on CorePatch2)
  
• groove_c for his support and help on bug fixing
  
• Schatten for his support and help on bug fixing
  
• .Kju who provided a (very!) long list of errors
  
• Rob Graham (eggbeast) who provided Dwarden's script to fix the Fire-In-The-Sky bug
  
• Dwarden for his Fire-In-The-Sky script bug fix and his support
  
• OpusFmSPol who provided a very, very long list of errors and their fixes of the warfare module
  
• Wolffy.au and zGuba for their BIS Module Improvement Project (https://dev.withsix.com/projects/mip) that even inspired me
  
• Defunkt for his Anzins mod included in CorePatch
  
• OMAC for his support on bug fixing
  
• Dimon for his support on bug fixing
  
• Xeno426 (Xenomorph) for his suggestions, improvements and bug fixing in the CCP Project
  
• All the contributors of the CCP Project
  
• All testers and supporters of Corepatch

A minor BattlEye update has been published to both main and beta version of Operation Arrowhead.

+ Significantly improved convoy and driving AI behaviour
+ Numerous combat AI enhancements and fixes
+ Enhanced vegetation rendering
+ Improved commanding interface
+ Several MP security fixes
+ Tweaked speed of transition animations
+ Language fixes

Curious what's in DLCs BAF & PMC?
then check following video of A2:RFT on DVD release (OA-multiplayer + both DLCs)

<center>ARMA 2: Reinforcement - Launch Trailer:
<object width="460" height="260">





<embed src="http://www.youtube.com/v/EDtbKVOQ2_U&hl=en&fs=1&hd=1&autoplay=0&rel=1&fs=1&egm=0&border=0&feature=player_embedded" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="460" height="260"></embed></object></center>
STEAMusers don't need to buy RFT, equals OA+DLCs ownership, so enjoy video.

Hint: We are working on new A2 detection for A2: OA to please STEAM users :)


click here to read detailed changelog about 1.59 update[community.bistudio.com]

Have fun and please share Your feedback on STEAM or BIForums !
Click here to visit 1.59 thread on BIForums [forums.bistudio.com]

<center>New update 1.57 for ARMA 2: OA was airdropped on STEAM service !

[www.arma2.com]</center>
+ Numerous stability and functionality fixes and improvements
+ Improved netcode (better locality handling)
+ New scripting commands
+ 4 new bonus scenarios for owners of the full version of Arma 2: Private Military Company
+ Added many new scripting commands and event-handlers
+ AI behavior related fixes and improvements
Included were M8 weapon sights for CBQ (by popular demand) ...

<center>[www.arma2.com] [www.arma2.com]</center>
click here to read detailed changelog about 1.57 update[community.bistudio.com]Have fun and please share Your feedback on STEAM or BIForums !
Click here to visit 1.57 thread on BIForums [forums.bistudio.com]

Next up in our new 'Report In!' series, a discussion with one of Bohemia Interactive's Lead Artists, and some exclusive 'behind the scenes' images have been declassified and are ready for immediate analysis!

Click here to read the interview with David Zapletal, one of the Bohemia's Lead Artists[www.bistudio.com]

In other news: Click here to learn more about trailer below...[www.arma2.com]

<center>"Proving Grounds" showcase trailer"
<object width="426" height="240">





<embed src="http://www.youtube.com/v/2s4qETwqY7k&hl=en&fs=1&hd=1&autoplay=1&rel=1&fs=1&egm=0&border=0" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="426" height="240"></embed></object>
Note: We're working hard on fixes and updates for A2: OA </center>

The next head on the royal chopping block is Jay Crowe, Creative Lead on 'Private Military Company' (PMC), a new addon to Arma 2: Operation Arrowhead (A2OA). Jay answers questions about the upcoming content, talks about the motivation behind the project, and discusses the concept of Downloadable Content more generally.

Click here to read Report In! - Interview with Jay Crowe, Creative Lead[www.bistudio.com]

In other news:
Bohemia Interactive announces a new release date for its forthcoming expansion,
Arma 2: Private Military Company - Tuesday 30th November 2010.
Click here to learn more ...[www.arma2.com]

One of main reasons is to adopt ARMEX to support A2: OA and A2: BAF content.
Click here to watch video with details about ARMEX...

Note: BattlEye multiplayer issues were resolved with silent update so Your game shall work fine w/o 'BE init issue' !.