Reset your mobile to factory settings
If you by any chance forgot your pattern or password of your phone lock.you can easily reset your phone without opening it by following these four steps with this simple trick.
step-1: shut down your mobile
step-2:press both the volume keys along with the power key
step-3: wait until your phone gets started
step-4: fill your details required and your mobile factory is reset
Easy but it works try your self