Q: MacBook Air Not Charging

I have tried resetting the SMC and cleaning the port but still no luck.

My charger lights up like it is charging and my battery life shows 53%. Still, when I unplug the power my Mac dies.

Can you help?

Here is the battery info from system info...

Model Information:

  Serial Number: D8****JA3

  Manufacturer: SMP

  Device Name: bq20z451

  Pack Lot Code: 0

  PCB Lot Code: 0

  Firmware Version: 511

  Hardware Revision: 000a

  Cell Revision: 1210

  Charge Information:

  Charge Remaining (mAh): 3373

  Fully Charged: No

  Charging: No

  Full Charge Capacity (mAh): 6643

  Health Information:

  Cycle Count: 399

  Condition: Normal

  Battery Installed: Yes

  Amperage (mA): 0

  Voltage (mV): 7691

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