Question: how to enable ntp server on windows?
Answer: Start a registry editor (e.g., regedit.exe). Navigate to the HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\W32Time\Parameters registry subkey. From the Edit menu, select New, DWORD Value. Enter the name LocalNTP, then press Enter. Double-click the new value, set it to 1 to enable or 0 to disable, then click OK.