How to transfer a property in my name if it is given to me by will

I m having two sisters nd 1 brother my mother died nd wrote the will in which it is written that my brother is not having any share in the house as she gave her much during her life. And the on sister is married nd well settled she also not have any share in this. Nd one sister is the owner of 10*10 a room nd all the rest property is of me. Nd property is of 100 sqft. Nd it is registered will nd signed by two witness. And in the will it is also written that anybody who puts objection on the will be considered as the null. And i want to sell my property how can the property be on my name.