If device is not charged from very long time, then ask cx to keep the device on charging for 30 min

 

Ensure cx is charging the device as it supposed to be charge

Charging LED (Red LED) should blink while device is charging

Only Type-C cable need to be used to charge the device

Ensure continuous power supply in socket

Charging via Laptop or computer is recommended

High Power charger will cause damage to the battery

If there is no LED even after charging the device for 30 min