1. First, let's shut down our macbook.
2. Then connect the charging cable to ensure that the connection is complete.
3. After the connection is complete, press the keyboard \"Shift Control Option and power key\" at the same time.
4, after pressing, continue for about 2s, release these keys.
5, after loosening, use the power button to open the computer, you can charge normally.
If the above methods are ineffective, it may be that the power supply, connection line or computer charging function is damaged, and it can only be replaced or repaired.