1) My phone can't charge properly
2) Make sure you are using a TCL battery and the charger from the box.
3) Make sure your battery is inserted properly and clean the battery contact if it’s dirty. It must be inserted before plugging in the charger.
4) Make sure that your battery is not completely discharged; if battery power is empty for a long time, it may take around 20 minutes to display the battery charger indicator on the screen.
5) Make sure charging is carried out under normal conditions (0°C to +40°C).
6) When abroad, check that the voltage input is compatible.