cannot update windows time with internet sync

Solution 1

1. on the router disable the firewall, and point DMZ to the dodgy computer
2. now try sync
3. if sync works the time will automaticlly update from now on

Solution 2

1. disable, apply. then enable and apply uac
2. reboot pc
3. try sync
4. also try syncing while uac is not on

Solution 3

Unable to start the Windows Time Service. Please try again later
http://superuser.com/questions/283427/cant-synchronize-time-windows-7

my Windows Time Service is missing
http://vvirtual.wordpress.com/2011/02/22/%E2%80%9Cwindows-time%E2%80%9D-service-is-missing/