I know it hurts, but do not download SwiftShader 2.1.
Unless you are building a retro PC specifically running Windows 2000 or XP (without internet access), the performance is awful by modern standards. Modern CPUs are fast, sure, but software rendering still slows to a crawl at any resolution above 800x600. Swift Shader 2.1 Download
Before we dive into the download process, let’s examine why this specific version remains popular over a decade after its release. I know it hurts, but do not download SwiftShader 2
Cause: Game is trying to call a DirectX 10/11 function.
Fix: Use Swift Shader 3.0 or newer (less stable). Or set the game to run in DirectX 9 mode. I know it hurts
Copy d3d9.dll and the two libEGL/libGLESv2 files into the game’s main executable folder (not System32).