A tool for installing, updating and repairing games via Blizzard's Battle.net application. This tool can either be run directly or via command line using the below arguments.

Windows only. See releases for a compiled binary.

• .NET 6.0
• Battle.net must be installed, up to date and have been recently signed in to.

• All TACT Products and Agent UIDs can be found here however only (green) Active products will work.
• Languages are listed here, availability will vary between products.
• If the target directory already contains the provided TACT Product, and an update is available, the product will be updated.

Example for StarCraft 2, which has a TACT Product of s2 and an Agent UID of s2(_locale):

.\bnetinstaller.exe --prod s2 --uid s2_enus --lang enus --dir "C:\Test"

Since this tool interacts directly with the Battle.net agent there are no human-readable errors just error codes. This tool does it's best to indicate the potential problem and displays the full exception when it occurs. Additional details can be found in the agent log files which are located within the %programdata%\Battle.net\Agent\Agent.xxxx directories.

Some known and common errors can be found below:

• "Unable to find Agent.exe", the Battle.net app is not installed on your system.
• "Unable to start Agent.exe", the app cannot start the Battle.net agent as Battle.net is either missing or not setup.
• "Unable to authenticate", the Battle.net app is not signed in to and therefore cannot install games.
• "Unable to install", your computer doesn't meet the minimum specs and/or space requirements.
• "2221", the supplied TACT Product is unavailable or invalid.
• "2421", your computer doesn't meet the minimum specs and/or space requirements.
• "3001", the supplied TACT Product requires an encryption key which is missing.