hi.after changing my xperia z3 dual lcd 3 times.i hade a fluctuating and very week 3g and 4g signal.plz tell me where is the antenna located.i know that there is a flex and a board and antenna cover.what should i change.thanx
hi.after changing my xperia z3 dual lcd 3 times.i hade a fluctuating and very week 3g and 4g signal.plz tell me where is the antenna located.i know that there is a flex and a board and antenna cover.what should i change.thanx