Iphone8 plus
please my iphone 8 plus is freezing when plug charger and resrtarts before charging and battery never reduce percent till switched off
iPhone 8 Plus
Start here:--> If your iPhone or iPod touch won't charge - Apple Support
If the issue persists, make an appointment and have your iPhone inspected at an Apple Store or Authorized Service Provider among this list:--> Apple – Location Selector
Regards
Giulio