It addressed display flickering and graphics corruption specifically on 6th Gen processors and Iris Graphics 540. How to Install the Driver
This driver is primarily intended for processors. Hardware Category Examples of Supported Graphics 4th Gen (Haswell) HD Graphics 4200, 4400, 4600, 5000; Iris Pro 5200 5th Gen (Broadwell) HD Graphics 5300, 5500, 6000; Iris 6100 6th Gen (Skylake) HD Graphics 510, 515, 520, 530; Iris 540, 550 Operating Systems Windows 10 (64-bit), Windows 8.1, and Windows 7 Key Improvements in Version 15.40.25.4463 intel driver xxxx154251 download link
This specific update was notable for fixing several long-standing issues: It improved performance for Intel NUC boards and kits (e
Microsoft maintains a searchable database where this version is listed under the internal version number 20.19.15.4463 . 550 Operating Systems Windows 10 (64-bit)
It improved performance for Intel NUC boards and kits (e.g., NUC5i7RYH).
Since this is an older release, it may be harder to find on the main Intel support pages. You can find the downloads through these trusted repositories:
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