The hardest faults to uncover are people who come about only Every now and then—intermittent occasions. They may be a result of bad connections, dust, Dust, corrosion or simply damaged wiring or connectors.B??c 2: M? ph?n “Ti?n ích” trong “Cài ??t Iphone” ho?c Ipad, tùy theo thi?t b? b?n s? d?ng..) b?n l?u ý l?i nh?p li?u. Trong ?i?u