Batman: Arkham City launched for PC earlier this week in America, and – uh-oh! – it doesn’t play nice with DirectX 11.

Supervillain involvement is suspected and under investigation, but in the interim, Rocksteady recommends swapping back to DirectX 9.

“We’re working on a title update to address this matter and expect to make it available in the near future. We sincerely apologize for any inconvenience with your gameplay experience and thank you all for your patience as we work to resolve this issue,” US Community Manager Andy Cataldo wrote on the Batman forum before changing into his spandex suit and joining the other Rocksteadies in an assault on DirectX 11’s volcano lair.

Meanwhile, back at your house…

Instructions for changing DX 11 to DX 9

The Launcher can be accessed on Games for Windows LIVE and Steam to change DX 11 to DX 9 in the Settings menu.
Change both DirectX 11 Features and DirectX 11 Tessellation to OFF.

Games for Windows LIVE

Start > All Programs > Games > Right click on Batman: Arkham City and select Launcher > Settings

1. Open the Start Menu
2. Select All Programs and then the Games folder
3. Right click on Batman: Arkham City and select Launcher
4. Choose Settings then click on the arrow next to DX options to change

Steam:

Launch Steam Client > Library > Right click on Batman: Arkham City > Configure PC Options

1. Open Steam
2. Select Library
3. Right click on Batman: Arkham City and select Configure PC Options
4. Choose Settings then click on the arrow next to DX options to change