After upgrading to iOS 18, the iPhone 15 series and others experienced frequent problems and serious battery life decline.

On July 12, according to @苹果君, after the iPhone 13 to 15 series were upgraded to iOS 18, issues such as battery life, fluency, signal and heating have become the focus of users. The first is the issue of battery life. Many users reported that after upgrading to iOS 18, the power consumption of their iPhone 13 series accelerated. Compared with the previous version, the power consumption dropped by 10%; users of the iPhone 14 series also said that the battery life A reduction of about 8%; even the iPhone 15 series has seen a 5% power drop.

Then there is the issue of smoothness. Users of the iPhone 13 to 15 series generally encounter lags and frame drops, which directly affects the daily use experience, especially for those users who have higher requirements for mobile phone performance. , this drop in experience is unacceptable.

1. Signal problems and heating problems

After the upgrade, users found that the signal quality was not significantly improved, especially in environments with poor network signals, this problem is more prominent. At the same time, the heating problem of the device during use has also become serious. After long-term use, the temperature of the back of the phone increases, which not only affects the feel, but may also have an adverse effect on the health of the battery.

2. Recommendations for using iOS 18 beta

Currently, iPhone users can choose to test iOS 18 or stay on iOS 17.6, but both cannot be run at the same time. Therefore, most users who are early adopters may be inclined to choose the latest iOS 18. However, in view of possible software bugs and other potential problems in the new system, we still recommend that users do not try the iOS 18 beta version on the main iPhone.

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