Is it normal my iPhone is just charging to 93%? Optimized battery charging is on. Thanks in advance! - Quora
Why is the iPhone battery health 90% but still the phone randomly shuts down at 86% charge? It doesn't charge beyond 84-85%. The device is an iPhone 12 Pro. - Quora
Why does my iPhone 6s die at 70%? It used to die at 10 then slowly increased to now 70 and it lags really bad at 71%. - Quora
![Went to sleep with ~40% iPhone battery and it just died with zero screen time. Plugged my phone in to charge and it's instantly back to 37%. iPhone settings state the battery Went to sleep with ~40% iPhone battery and it just died with zero screen time. Plugged my phone in to charge and it's instantly back to 37%. iPhone settings state the battery](https://preview.redd.it/went-to-sleep-with-40-iphone-battery-and-it-just-died-with-v0-72vzqgd0jqoa1.jpg?auto=webp&s=eae22bf837bf0eb2ad092670e861b6588c343868)
Went to sleep with ~40% iPhone battery and it just died with zero screen time. Plugged my phone in to charge and it's instantly back to 37%. iPhone settings state the battery
![How Siri Can Get Your iPhone Battery to Last 38% Longer | by Josh Adams | Intention Deficit | Medium How Siri Can Get Your iPhone Battery to Last 38% Longer | by Josh Adams | Intention Deficit | Medium](https://miro.medium.com/v2/0*5R3fT-9b-8Y3jCC2.jpg)