when i start the phone it goes to run smoothly bt after 30 or 40 mins later it gets slower and slower.. it can't goes to previous apps or chat apps and camera so on...although it start the different apps bt gets too slower...bt when i removes the battery from ph and start the phone again it goes smoothly bt after 30 or 40 min later it again goes slomer and at the certain time it gets hang..please give me the solution of this problem as soon as possible.
