1) Battery Not Charged / Charging Related Issue
If you encounter a situation where your Device Battery in not charged or you may find any Charging related issue. Try removing and re-insert the battery if it's a removable battery type and check. Else, Kindly check below conditions:
b) Check the physical condition of the battery - like bulge, swelled or damaged / Charger - like wire damaged.
c) Check whether the charger is well fitted in the charging jack or not. Also check using a different Charger.
d) Follow the standard charging procedure (i.e. charge a fully discharge battery in Switch-off mode up to 150 mins.)
If still you facing any battery issue, kindly visit your nearest service center.