Arma 2 Official Website

A2:CO compatibility MP patch ( ACR lite )

  • Updated: July 31, 2012
  • Modified: July 31, 2012
  • File Size: ~113 MB
  • Version: 1.0
This update is for all versions of Arma 2: Combined Operations (1.62 or higher).

The lite version of the brand new Arma 2: Army of the Czech Republic DLC lets you try out all new content except for the missions. Please note that this sample incorporates a lower resolution textures and lesser sound quality than the full DLC.

This free update is sponsored by, the online store where you can buy all Arma 2 series titles and other games directly from the developers.

Download Mirrors

CRC32: c4f9e6eb
MD5: 43d39bc7d68fb80bcda15861b484b38a
SHA-1: fb27331f662398c9312b6c7b433896dbb7543dfa

How to install the update

- Run the patch exe to apply the patch setup automatically.
- It will install all content of the patch to the folder with your Arma 2: Combined Operations installation.
- Please note that it is not possible to rollback to a previous version after the installation of this patch, only a full reinstall of the game is possible, if you want to keep your previous version you may want to backup the entire game installation folder before applying this patch.