My millet MIX2s charging has become particularly slow, the charger is not bad, restart many times are useless, ask God for guidance?

①, about the above problems should first check whether the charger is normal.

(2) Check whether there is poor contact with the entire charging data cable.

Check whether the battery inside the phone is normal.

(4) If the above checks are normal, the problem may be a system software problem or related to the charging control circuit, USB interface accessory circuit, so focus on checking these circuit components.