XTU Version required for overclocking Z420 on Win 10? - HP Support Community - 7622229
Intel Extreme Tuning Download (2023 Latest)
Solved: XTU won't install on latest version of Windows 10 Home x64 Version 1607 (OS Build 14393.10) "A digitally signed driver is required for Intel Overclock... - Intel Communities
Installing XTU, "verify that you have sufficient privileges to install system services" | TechPowerUp Forums