HKLM\SOFTWARE\Microsoft\PolicyManager\default\Update\ExcludeWUDriversInQualityUpdate
HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\ExcludeWUDriversInQualityUpdate
HKLM\SOFTWARE\Microsoft\WindowsUpdate\UpdatePolicy\PolicyState\ExcludeWUDrivers
HKLM\SOFTWARE\Microsoft\WindowsUpdate\UX\Settings\ExcludeWUDriversInQualityUpdate