A growing number of iPhone users have taken advantage of Apple's support forums to complain about an excessive battery leak since updating to iOS 11.4. More than 33 pages of complaints have been accumulated the Apple website, with users reporting different levels of battery discharge with iOS 11.4 …
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The main problem seems to be the backup battery. will drain an abnormal amount even if it is not actively used. A user explains that it started the day they were updated to iOS 11.4:
My iPhone 6 worked fine until I upgraded to iOS 11.4 and since I was using it. I did, my battery runs out quickly. I used to spend a whole day there without recharging it now it can last half a day.
I'm just wdering if anything has been turned with this new update that I need to turn off to save battery life. It is strange that I have de nothing else than update iOS and now it happens.
Interestingly, a user says that the Settings applicati displays Persal Hotspot using almost 50% of the battery, even though it's never turned :
When I look at my battery performance , this shows that the persal hotspot my phe is used, although I have never turned it . I have to keep charging my iPhone every 2-3 hours now.
At this point, it is unclear exactly what causes this problem, but it certainly seems to be becoming quite comm with Apple to recognize it. Some users …