1. First of all, it is necessary to exclude that the power strip is not powered. It is necessary to check whether the power button of the socket is turned on, and whether the power is smooth.
2. Have the USB cable and the port connected to the mobile phone been plugged in, causing the current not to flow, then you should plug it in again and observe whether the electronic device is powered on.
3. Check whether there is any problem with the base of the charger connected to the power supply, that is, after unplugging it, connect it to the computer through 24V Powered USB Cable to see if it can charge the mobile phone.
4. The 24V Powered USB Cable interface may be damaged. It is recommended to try another mobile phone. If the battery cannot be charged, it means that a new USB cable should be replaced.