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Downloadable content isn't showing up in game.

1. Right click Civilization V from the Steam Library menu and select Properties.
2. Under the Local Files tab, select Verify Integrity of Game Cache.
3. Once that completes, relaunch Civilization V and your downloadable content should then display properly within the game.  

Civilization V not launch/ displaying graphical corruption.

• Please check that your video card is running the required minimum OpenGL version 3.3 with at least 512MB of VRAM.  
• To check your hardware, select Help from the Steam menu, then System Information.
• If you are still running into problems, please send us the copy/paste of the Steam System Information screen.

If you have any additional questions or issues, please don’t hesitate to open a support ticket with us: https://support.aspyr.com/hc/en-us/requests/new