Apple push iOS 15.4 version has been close to two weeks, the current large number of upgrades of users reflect that the current battery life is very abnormal, and even the current maximum battery capacity of the iPhone 13 Pro Max life is only a few hours, and facing serious problems, many netizens question the problem of the iOS 15.4 system.
For this matter, Apple officials also have the latest response: normal phenomenon, no problem!
The official said that within 48 hours of installing iOS 15.4 due to some internal function adjustments, heat and battery life drop are normal phenomena, if there are still problems after a period of observation, then please contact the official.
But at present, there are not a few netizens who have rolled over the car, and Apple still has not solved this problem.
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