My phone keeps restarting and staying in dead position

SOY_ESPN that is not enough information. What have you checked? what have you tried? What do you mean by "staying in dead position"? does it charge? Checked your charger? You always start with the power issue. Charger, charging cable, charging port, daughter board, battery. In your case at least try a new battery. 三星 Galaxy A50 电池更换

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