Hello ! I have a battery problem, the battery won’t charge

Read this support article about what to do if your iPhone or iPod touch won't charge --> If your iPhone or iPod touch won't charge - Apple Support

Topics discussed:

If your device charges slowly or won’t charge

• Impaired connections in the charging system.

If your device stopped charging at 80 percent

• Software limitations to protect the battery or optimize battery lifespan.

If an alert says that your accessory isn't supported or certified

• Your iOS device might have a dirty or damaged charging port

• Your charging accessory is defective, damaged, or isn't Apple-certified

• Your USB charger isn't designed to charge devices

If your device is fully drained, you may need to let it charge for at least half an hour before trying to start it.

If none of the above help, get Apple to have a look at the iPhone. Find a service provider https://locate.apple.com/choose-country-region and/or visit a Genius Bar Genius Bar Reservation and Apple Support Options - Apple

If it is charging slowly in a car it may be the power supply from the car is not as great as when you use an Apple charger.