Setting time synchronization Cycles in Windows

1. Open the registry: On the Start menu → run item (or press win+r) enter "Regedit" into Registry Editor.

2. Expand the [hkey_local_machine\\system\\currentcontrolset\\services\\w32time\\ timeproviders \\NtpClient] branch, and double-click the SpecialPollInterval key value, to select the Cardinality column in the dialog box to decimal, the number displayed in the input box is the interval (in seconds) of the automatic pair, such as the default of 604800 is 7 (days) x24 (x60) x60 (sec) Calculated. Set time synchronization period of one hour, that is, 1 hours (3,600 seconds), fill in the dialog box, select Decimal to fill in 3600, click OK to save the Close dialog box.

3. Under "Start" menu → "run" item (or press win+r), enter CMD, press confirm key. Enter the CMD Command dialog box.

A) First input: net stop W32Time, press ENTER, appear???? service is stopping-〉 service has been successfully stopped;

B then in the input: net start W32Time, press ENTER, the service is starting-〉 service has started successfully