My iPhone 7 battery continues to drain very quickly, but if I shut it down and repower up, it comes back to the original charge. However, it then drains quickly again.
How do I fix this issue.
How do I fix this issue.
It’s the original battery.
Have you checked the battery health? Chances are that this battery may be near the end of its useful life and needs to be replaced.
Ref:
Is this battery the original that came with this iPhone or is it a replacement? For the latter, did Apple or you/third-party replace it?
My iPhone 7 battery continues to drain very quickly, but if I shut it down and repower up, it comes back to the original charge. However, it then drains quickly again.