How to know battery
How to know about original are not
iPhone XS, iOS 13
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When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.
How to know about original are not
iPhone XS, iOS 13
If your device can't read the battery's maximum capacity, that replaced part might be not original, or faulty.
Have your iPhone inspected at an Apple STore or Authorized Service Provider:--> Apple – Location Selector
Regards
Giulio
How to know battery