Given the partial information, I'm going to assume you're referring to an Intel processor, specifically one from the Skylake generation. Skylake is a codename used by Intel for a generation of processors that were released in 2015. They are part of the 6th generation of Intel Core processors.
If you are on Windows 11 or a newer build of Windows 10, the driver installation might fail because the modified driver file is not digitally signed by Microsoft. phdgd skylake 2.9
PHDGD Skylake 2.9: The Ultimate Optimization for Intel Integrated Graphics Given the partial information, I'm going to assume