Apple offers more information on maximizing your iPhone battery life and health here. iOS and iPadOS 15.4 were released as free software updates to iPhone and iPad users last week.
First, let your phone drain completely to the point where it shuts itself off. You can confirm that the battery is completely dead by trying to turn it on---you'll usually be greeted with a dead battery icon before the phone shuts off again after a few seconds. Next, without turning it back on, plug your phone into the charger and let it charge
Having the battery 80% charge, you're almost always trickle charging your battery - which is less stress than charging at full 18w.
Most of the time, an iPhone charges slowly for one of two reasons: Your iPhone is charging slowly because you’re using a low amperage charging source. Imagine a fire hose: If voltage is the speed water flows through the hose, then amperage is the width of the hose, or how much water can flow through at once. iPhones can only charge at 5 volts
If your iPhone stops charging at 80%, it's most likely due to an iOS feature called Optimized Battery Charging. It aims to prevent over-stressing the battery and hence extend the battery life of your iPhone by limiting the charge to 80%. If the Optimized Battery Charging feature is turned off, but your iPhone still won't charge past 80%, it may
Nabolahh. 2011-12-29 17:09:00. 1. Reset your iPhone by holding down the sleep/wake button and the Home button simultaneously until your iPhone resets. Ignore any pop-up messages and keep holding down both buttons until the screen turns black and the Apple logo appears. Now it’s ready to learn new values for the capacity of its battery.2.
Nope, my note 10+ started degrading after 4 months with low usage. I've since put on a battery case so I can go for 2 days w/o any AC charging. Can't make it through an 8 hour day w/o the case. Battery sucks compared to my iPhone 12 Pro Max. If I forget to charge my iPhone I still have 30-40 percent the next day.
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iphone 11 pro battery health 78
