"wthether i have to provide an option for calling wyupdate from menu bar?"
No, you don't. However, it's nice to give the user can option to check for updates. But you don't need to offer a menu to check for updates.
regarded calling wyupdate from menu bar
anandHiI had some doubts?
By using AutomaticUpdater control in our vb.net application we updated updates automatically.
control is assigned to check for updates menu in menu bar.
"wthether i have to provide an option for calling wyupdate from menu bar?" (calling to application program folder)
could you tell it in details