It should be the quality of the wireless charger is not enough to cause, you can check whether the phone is hot and can not be charged, there are a few reasons
< br \/ >
1. Wireless charger coil is not up to standard power is not enough
< br \/ >
< br \/ >
3. If the USB is connected to the wireless charger from the computer, you can try to connect the adapter directly to the power supply.
My phone won't charge. I need to change it