It will affect charging. If you use a non-original charger, data cable or mobile phone connected to the computer USB charging, it may be due to the small output current, the amount of charging can not offset the power consumption of the phone, resulting in no electricity or less charge. It is recommended that you use the standard charger and data cable to charge the phone, and avoid using the computer USB port to charge the phone.
It does not affect, the charging port is just an interface, and the charging is guaranteed by the circuit behind