It’s accurate to say that the battery life of your iPhone is declining.
There is an easy explanation. Any phone that has been used regularly for more than a year or so and is plugged in usually starts to lose its ability to charge completely.
A battery’s capacity degrades over time for a variety of reasons, including heat from your charger, frequent fast charging, or other activities like gaming that raise the temperature of your phone, according to a recent article in The Wall Street Journal.
It could be time to acquire a new battery for your iPhone if it can’t hold 80% of its energy. You can perform it at an Apple Store, and it can be beneficial if everything else on your iPhone is functioning properly, you can extend its life.
Source (CNBC)
