![When should I replace my iPhone's battery? How to use Apple's battery health features - AppleToolBox When should I replace my iPhone's battery? How to use Apple's battery health features - AppleToolBox](https://appletoolbox.com/wp-content/uploads/2017/12/iPhone-Batteyr-health-important-message.jpg)
When should I replace my iPhone's battery? How to use Apple's battery health features - AppleToolBox
![Phone Battery Health Life Capacity Cycle Count Diagnostic Tester for iphone 6 6S 7 7P 8 X genuine fake Identification Tester|Hand Tool Sets| - AliExpress Phone Battery Health Life Capacity Cycle Count Diagnostic Tester for iphone 6 6S 7 7P 8 X genuine fake Identification Tester|Hand Tool Sets| - AliExpress](https://ae01.alicdn.com/kf/HTB1nWRYmnqWBKNjSZFAq6ynSpXaV/Phone-Battery-Health-Life-Capacity-Cycle-Count-Diagnostic-Tester-for-iphone-6-6S-7-7P-8.jpg_Q90.jpg_.webp)
Phone Battery Health Life Capacity Cycle Count Diagnostic Tester for iphone 6 6S 7 7P 8 X genuine fake Identification Tester|Hand Tool Sets| - AliExpress
![Checking Your iPhone Battery Health using iOS 11.3 and Best Battery Optimization Tips - AppleToolBox Checking Your iPhone Battery Health using iOS 11.3 and Best Battery Optimization Tips - AppleToolBox](https://appletoolbox.com/wp-content/uploads/2018/02/Battery-Health-iOS-11.3.jpg)
Checking Your iPhone Battery Health using iOS 11.3 and Best Battery Optimization Tips - AppleToolBox
![Some iPhone 11 Users Seeing Increased Battery Health Percentages After iOS 14.5 Recalibration Process - MacRumors Some iPhone 11 Users Seeing Increased Battery Health Percentages After iOS 14.5 Recalibration Process - MacRumors](https://images.macrumors.com/t/wQtiknjbBTyUJ-LYfJ05aCXe-XA=/1600x1200/smart/article-new/2021/04/important-battery-message-iphone-11.jpg)