Samsung mobile phone charging intermittently, intermittently, 1, may be the charger connection line has a problem, that is, the data line has a problem, you can replace another data line.
2, it may be that the phone charging interface there is poor contact, you can replace a charging head or get a new phone repair place.
Troubleshooting methods:
1, first change the charger, connect the charger to the mobile phone to see if it can be charged, if it can be charged, it is the charger 2, use the charger to charge the other mobile phone, see if it can be charged, if it is possible, it is the problem of the mobile phone charging port.