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Why Do iPhone Batteries Drain So Fast? | WSJ

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No lithium ion battery lasts forever, so every Apple iPhone has a hidden “Maximum Capacity” setting to figure out the health of your battery.

WSJ’s Joanna Stern investigates why her iPhone 14 Pro’s battery degraded down to 87% in just one year. Hint: Battery cycle counts. She also reviews your battery replacement and repair options.

0:00 iPhone batteries go bad
0:52 Battery health numbers
1:41 Charge cycles, explained
4:24 Best battery replacements

Tech Things With Joanna Stern
Everything is now a tech thing. In creative and humorous videos, WSJ senior personal tech columnist Joanna Stern explains and reviews the products, services and trends that are changing our world.

#Apple #iPhone #WSJ
Category
Television
Tags
apple, iphone, iphone battery
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