Information about the Cross-Play and Cross-Progression features
Troubleshooting for errors installing a downloaded Battle.net setup.exe file.
Cannot install or patch Call of Duty: Modern Warfare II
What to do if you placed an order for Call of Duty: Modern Warfare 2 but it didn't go through.
What to do if you pre purchased MW2 on Steam but are looking to use the Warzone benefits on Battle.net.
Shopping information when paying in Georgian Lari, Kazakhstani Tenge, Ukrainian Hryvna, and Turkish Lira
What to do if your pre-order the game but you cannot see it in your Battle.net app
Information on Call of Duty: Modern Warfare II System Requirements
What to do if you are seeing an error after starting the game