i have bought it few days back. nd its showing network/ connection problem or error, ot connection time out.. wenever i try 2 open the page it shows "webpage not available". nd now jst 2 check whether the net is working properly or not, i have activated the net pack, still its loading..loading nd loading bt not opening the site..Google page is opening bt after google not even a single pge is opening.. samsung applications are also not opening. it showing network error. google play store is having the same problm.. plz help.