While Pixel Shader is hardware-based, software needs the correct DirectX libraries to communicate with it. Ensure you have the DirectX End-User Runtime
: Pixel Shader 2.0 is part of the DirectX 9.0 spec . Ensure you have the DirectX End-User Runtimes installed on your Windows 7 machine.
You cannot actually download Pixel Shader 2.0 as a standalone file because it is a hardware-based technology built into your graphics card. If an older game or application is telling you that you need Pixel Shader 2.0 on Windows 7, it means your current hardware or drivers are not meeting the software's requirements.
To fix this error, you need to update your graphics drivers or use a software emulator. Understanding Pixel Shader 2.0
If your card was made before 2004 (like the GeForce 4 series or earlier), it may not support 2.0 at all. Step 4: Software Solutions (Emulation)
Pixel Shader 2.0 is a hardware standard. Here is what that means for you and how to actually fix your problem.