Dont worry If your mobile are locked. most of the people are forgot the mobile password and dont know "how to reset the password". and some people are having the correct security code but its not opened the mobile.So i share a simple trick that helps to unlock your mobile.
ollow the steps to unlock your mobile.1.switch off your mobile and remove the battery.
2.then remove the sim card and memory card.
3.wait 2 to 5 hours(it depends on mobile)
4.after waiting 2 to 5 hours put your battery then switch on.
thats all now your phone dont ask to you a security question.if it is ask a security question then use the your correct code or default code.
the default code is 12345.
leave a comment if any problem or this trick are worked or not.