HKLMSYSTEMCurrentControlSetServicesW32TimeParametersType
from NT5DS to NTP
HKLMSYSTEMCurrentControlSetServicesW32TimeConfigAnnounceFlags
from 10 to 5
HKLMSYSTEMCurrentControlSetServicesW32TimeParametersNtpServer
set the time server (add ,0x1 to the address to use DNS name: time.windows.com,0x1 )
net stop w32time
net start w32time
w32tm /resync /rediscover