Custom filter keys settings (reboot required). See winuser.h FILTERKEYS documentation for Flags description.
[HKEY_CURRENT_USER\Control Panel\Accessibility\Keyboard Response]
"AutoRepeatDelay"="180"
"AutoRepeatRate"="5"
"BounceTime"="0"
"DelayBeforeAcceptance"="0"
"Flags"="3"Small icons in task bar (explorer restart required):
[HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced]
"TaskbarSmallIcons"="1"Display windows build version on desktop (reboot required):
[HKEY_CURRENT_USER\Control Panel\Desktop]
"PaintDesktopVersion"="1"