It sounds like you’re referencing a modified version of opengl32.dll (or potentially opengl64.dll ), often used in game modding or graphics tweaks. I’ll assume you meant that and craft a short story around the idea of a “patched OpenGL DLL” as a plot device.
Your PC’s security and stability are not worth the 2 seconds saved by downloading a random DLL. Use the legitimate tools provided by Microsoft, NVIDIA, AMD, and the open-source community. They are the only "patches" you will ever need. opengl64dll patched