1)Enter the website URL in textbox.
2)Set the change frequency with respect to how often you update your website. If
you are confused simply
select none.
3)Last modification is the date on which you updated your webpage. By default we
use server's timestamp
but you can assign it by your choice.
4) Priority is the weight given to URLs between your own site. It has no effect
on positions in search engine.
5) Check your options again, press 'generate' button & wait till server performs
calculation.
6)Finally download your xml sitemap pressing download button.