l have buyed a phone name called samsung galaxy spIca model no 15700.phone has bIg problem of not workIng of bluetooth.as I shown It to my nearest servIse center of samsung.they told the problem of upgradIng of operatIng system.at present Its workIng on andrIod1.5 versIon.so plz would let me know the solutIon of thIs problem as soon as possIble on my maIl Id.so that I can use bluetooth as soon as possIble whIch Is gIven on phone.