![My friend's sister has used her iPhone 7 for 8 years. She never replace her battery because the concept of replacing batteries is strange to her. Why is her battery health percentage My friend's sister has used her iPhone 7 for 8 years. She never replace her battery because the concept of replacing batteries is strange to her. Why is her battery health percentage](https://preview.redd.it/my-friends-sister-has-used-her-iphone-7-for-8-years-she-v0-3t4pbhqgpow91.jpg?auto=webp&s=3914190d2eca08976c4050d42d16c1068b9b547c)
My friend's sister has used her iPhone 7 for 8 years. She never replace her battery because the concept of replacing batteries is strange to her. Why is her battery health percentage
![iPhone 7 Plus not charging after trying 3 batteries. The phone will boot, screen will work, etc... but it just will not charge. Last two batteries would just drain, this one however iPhone 7 Plus not charging after trying 3 batteries. The phone will boot, screen will work, etc... but it just will not charge. Last two batteries would just drain, this one however](https://preview.redd.it/iphone-7-plus-not-charging-after-trying-3-batteries-the-v0-968llmxmfj981.jpg?width=640&crop=smart&auto=webp&s=b90e442c5d12debe35aebc3716e85acafa4ff8c4)
iPhone 7 Plus not charging after trying 3 batteries. The phone will boot, screen will work, etc... but it just will not charge. Last two batteries would just drain, this one however
![Apple addresses why people are saying their iPhones with older batteries are running 'slower' | TechCrunch Apple addresses why people are saying their iPhones with older batteries are running 'slower' | TechCrunch](https://techcrunch.com/wp-content/uploads/2016/03/iphoneseside2.jpg?w=1024)