Foreign media reported that some iPhone 4S users and iPhone 4 users who upgraded iOS 5 experienced excessive battery consumption. According to industry analysis, it is very likely that there are defects in iOS 5 design, and there are programs running in the background. At present, Apple engineers have contacted some users and are investigating the problem.
It is reported that some iPhone 4S Apple users complained on the Internet that their mobile phone standby time is too short, and 3 hours of idle will consume 50% of the power, or sleep, the next day there will be no electricity, or there will be only 20% of power left.
An iPhone 4S user who has been in touch with Apple said: "My battery is pretty bad, and the battery usage in one hour is reduced by 10%. In standby mode, the power consumption is half of the usage time. I think it may be because some programs are running in the background, resulting in excessive power consumption. I disabled all the new features, including Siri and the location service, and the problem remained unsolved. I have also tried the pure version settings, but I have not used a program, and the problem persists ."
OliverHaslam, author of iDownloadBlog, said that when he upgraded the iPhone 4 to iOS 5, he found that the battery loss rate was doubled. Some iPhone 4 users who upgraded iOS 5 said that the power consumption after the upgrade was significantly higher than that before.
Analysts said that the iPhone 4S and the previous iPhone 4 had no more bright spots than an A5 dual-core CPU and Siri voice assistant, and it was doomed that the iPhone 4S would be a transitional product. Apple did not launch a new generation of iPhone at the previous World Conference, reducing users' expectations. And Google Android 4.0 operating system released more and more real news, so apple must release a new iPhone as soon as possible, without completely tested, hastily launched the iOS 5 and iPhone 4S, this causes the current problem.
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