It seems like you are encountering an issue with your ATI Radeon HD 4870 where the game you are playing is not detecting it as a 3D graphics card. Here are a few steps you can take to troubleshoot this problem: 1. Drivers: Ensure that you have the latest drivers installed for your ATI Radeon HD 4870. Outdated drivers can sometimes cause issues with card detection. 2. Device Manager: Check the Device Manager on your Windows system to see if the ATI Radeon HD 4870 is properly recognized and listed without any errors. 3. Compatibility Mode: Try running the game in compatibility mode. Right-click on the game executable, go to Properties, and under the Compatibility tab, select an older version of Windows and see if that...