1.Never charge your mobile,except when it displays "LOW BATTERY" , message.This makes your battery come long life.
2.Dont ever charge your mobile for a long time.
3.Avoid using any extra covers like crystal covers,zipped cover,laminating ,etc,,,
4.When you drop your mobile down accidentally,immediatel switch of and switch on your mobile.
5.When speak over the mobile dont cover the anntanae with your hand,It is aways better to use the mobile as shown in the picture,.