![What is the 40 80 rule in battery charging how does it effect to phone and life drain quickly discharge right way - 99% लोग फोन चार्जिंग के 40-80 रूल से अनजान, What is the 40 80 rule in battery charging how does it effect to phone and life drain quickly discharge right way - 99% लोग फोन चार्जिंग के 40-80 रूल से अनजान,](https://images.news18.com/ibnkhabar/uploads/2023/02/%E0%A4%AB%E0%A5%8B%E0%A4%A8-%E0%A4%9A%E0%A4%BE%E0%A4%B0%E0%A5%8D%E0%A4%9C%E0%A4%BF%E0%A4%82%E0%A4%97-%E0%A4%95%E0%A4%BE-40-80-%E0%A4%B0%E0%A5%82%E0%A4%B2-16773147453x2.jpg)
What is the 40 80 rule in battery charging how does it effect to phone and life drain quickly discharge right way - 99% लोग फोन चार्जिंग के 40-80 रूल से अनजान,
![I followed 20-80% battery charge rule on my iPhone 13 and here is the battery percentage after 8 months use : r/iphone I followed 20-80% battery charge rule on my iPhone 13 and here is the battery percentage after 8 months use : r/iphone](https://preview.redd.it/i-followed-20-80-battery-charge-rule-on-my-iphone-13-and-v0-xi9buwrnjj5a1.jpg?auto=webp&s=d8bce2a2a6c8375bf60dbcbe8146f1926c40558a)
I followed 20-80% battery charge rule on my iPhone 13 and here is the battery percentage after 8 months use : r/iphone
![Had my iPhone 13 pro max since September and charge overnight every night. Still 100%. I think that charging from 40-80% is a myth. Don't you?? : r/iPhone13ProMax Had my iPhone 13 pro max since September and charge overnight every night. Still 100%. I think that charging from 40-80% is a myth. Don't you?? : r/iPhone13ProMax](https://i.redd.it/fpajagov3nh81.jpg)
Had my iPhone 13 pro max since September and charge overnight every night. Still 100%. I think that charging from 40-80% is a myth. Don't you?? : r/iPhone13ProMax
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