Sorry Anil.. please search in Google search. That may help you. In the mean time, I too will search
I am almost ignorant about setting of computer. If you find solution of my problem, tell me. Tahnks
It may differ from OS to OS but in Widows you can do like this
Press the Windows key on your keyboard to display the task bar if it isn't visible.
Right-click the Date/Time display on the task bar and then choose Adjust Date/Time from the shortcut menu. ...
Click the Change Date and Time button. ...
Enter a new time in the Time field.
Yes I can do it. But how I can check and change time zone of India. Today I log in this site at 8 PM I got message that you are log in from country other than India. I think it is because of time zone.