>Ah!!!!! i dont understand your initial request.
>
>ok now you want to change the PC system clock.
>the better way is to do it manually (good for a single workstation !).
>
>1. Manually: right click on the clock(right bottom screen),or dblclick and follow interface to change date & time...
>Actually in my win10 date & time are adjusted automatically from the timezone but there is way to adjust them manually.
>can visit https://www.computerhope.com/issues/ch000554.htm
>there is manual methods to adjust date & time in diffrent windows versions.
>
>2.programmatly you can find a code (win XP) to set the PC system time o a given date( use of setLocalTime api):
>https://www.foxite.com/archives/getsystemtime-and-setsystemtime-0000159829.htm
>not tested (and i dont want to test it) because i am in win10 fall creator and i doubt if it works (maybe work on your win7).
>
>as others pointed be carefull with other apps using the system time....
>
>good luck!
>
>update : can see also this link (not tested) (lternate Method to Set local Time from Server ): http://www.tek-tips.com/faqs.cfm?fid=3536

Thank you