If you rely on your computer settings for time and date, you will experience time lag because of difference in time zone. However you can synchronize your systems time with the current time zone you are in by following these steps :
1> Double click on Time And Date settings in the right bottom corner of your screen. The Date and Time Properties window will pop up.
2> Select the time zone you are in by going to the Time Zone tab,
3> Go to the Internet Time tab and check ‘Automatically sunchronize with an Internet Time server‘ and select time.windows.com as the Server and click on Update now.
Save the settings and exit. Your systems time will be updated according to the time zone you have selcted.