Will iPhone 12 Pro battery performance improve after updating?
I’m m updating iPhone 12 pro because my battery is low on time but I have A good battery it’s I don’t know if I update is gonna be much better.
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iPhone 6
Try to Force Restart the iPhone.
Force restart iPhoneApple Supporthttps://support.apple.com › guide › iphone › ios
If that does not help, make an appointment at the Apple Store or take the iPhone to an authorized Apple service shop to have it tested. You can find a list of authorized shops in your area using this link: