I did exactly that, replacing the old battery of a well-used iPhone 6 to give it a new lease on life. I was pleased to find the phone on eBay for only £75 (about $100 or AU$140) back in 2020.

Go to Settings > Battery > Battery Health. Go to Settings > Battery and Device Care > Battery to view usage and status ...

However, if Apple damages your iPhone by replacing the battery, it will repair or replace the iPhone. The company also offers a warranty on its repairs for 90 days.

I 've been using my iPhone 12 Pro Max for just over three years, and it's still a great device for my needs. But after that much time, it's clear that its battery no longer holds the charge it ...