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I posted earlier in this thread about sending directly to Apple for battery replacement of my 7+ at end of September. That replacement went to 87% capacity and was shutting at 20% after only 60 days. Battery setting said it needed servicing. I sent it back in (after a few rounds on the phone getting them to honor the 90 day warranty) and just got it back yesterday.

Paperwork of return says this time they replaced the battery, SVC display, and rear camera. Not sure why on those...but they didn’t charge me.

Still seems to drain rather quickly...but will see how it goes after a couple days since the reinstall.

Just to circle back...my phone now seems within reason. After a few restarts and adjusting some background tasks (that weren't needed) it is holding like a regular battery should. Also, no longer getting the 30%-50% phantom drain overnight.
 
Just to circle back...my phone now seems within reason. After a few restarts and adjusting some background tasks (that weren't needed) it is holding like a regular battery should. Also, no longer getting the 30%-50% phantom drain overnight.
I never experienced any of this except a dramatic drop from 100% to 98% after the update. Subsequent updates haven't caused any further decreases (percentage wise). Only a new battery will raise my battery percentage. The damage is done.
 
I’ve given up on my 8 plus Sometimes it’s got 80% left next day sometimes 40 , it’s bizarre

No idea why it’s happening
 
Looks like the battery drain issue fixed on iOS 14.5. I made full charged last night and still %20 drained already. Normally it reached these numbers two hours after charging on standby without doing anything.
 
Looks like the battery drain issue fixed on iOS 14.5. I made full charged last night and still %20 drained already. Normally it reached these numbers two hours after charging on standby without doing anything.
Good to hear that from an iPhone 8 user. I am on 14.4.2 and I noticed a slight decrease in batterylife from iOS 13.7 Hopefully 14.5 will improve the situation for my iPhone 8!
 
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Looks like the battery drain issue fixed on iOS 14.5. I made full charged last night and still %20 drained already. Normally it reached these numbers two hours after charging on standby without doing anything.

When 14.6 is release the batter drain issue will come back. I don't whats going in the background but it seems that every release they have a battery drain issue, next they fix it, then it becomes a battery drain issue again.
 
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Not bad, I updated Monday. Left it off the charger, I had 0% drain overnight Mon. into Tues. Only 1% Tues. into this morning. (I was getting an erratic drain before from 3-4% all the way to 9% before)

I'll see if this continues. I almost fear updating it from now on lol...eh, the drain sometimes comes back with the .1, .2 updates 🙄
 
7plus here and I can watch the battery drain... the first couple of percents within some minutes...

Battery is empty without usage at all (just sitting there) after 4-6 hours!
 
I also believe Apple finally fixed a major battery hog with the iOS14.5 update (although there's no mention in the release notes). Beginning with iOS14 on my iPhoneSE and iOS13 on my iPad Mini5 I started seeing a significant difference in idle power consumption if the bluetooth radio was on (draining about 4% battery/hour) or off (draining about 1% battery/hour). I raised multiple tickets with Apple and had it escalated to engineering, but never heard anything back and finally gave up hope. But after installing iOS14.5 this week, I've had bluetooth enabled all day and my phone is back to idling at just 1% battery/hour!

I'm not sure if this applies to all chipsets or just the A12 and A13 in my devices, but I'm currently sitting at 82% charge after a whole day of usage including 90 minutes of "screen on" time.
 
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After 4 nights of leaving the phone off the the charger, I wake up to a 99%-100% battery. So on my end, this does appear the drain in the older iOS is fixed - dramatically improved for now.
 
Probably I will never update my iOS until iOS 15. Best battery drain fixed so far.
 
Updated an iPad Air 2 to 14.5.1 and then, two days later, the battery started fluctuating wildly. Says 98%, then 53%, the 62%, then 7%, then 33%. Left it overnight and the battery says it’s completely drained and it won’t charge.

Couldn’t boot it, because of the red battery status, though found out that if you hold the power button and click the volume buttons back-n-forth quickly for a number of times (10+), it forces a reboot.

Battery said 50%, unlocked, opened Battery settings, then screen went blank again with the battery saying it’s drained. Back to power-up-down-up-down-up-down.

Won’t stay on long enough to do anything. Not even wipe & reset it.

This on top of all my iOS devices getting slowing kicked off my WiFi network (after weeks of being fine) until none of them could connect. Finally found out about turning off Private Address when using Timed Access on my AirPort Extreme router.

Thanks an effin lot, Apple.

Is there a way to test battery health on an iPad?

Found answer to my own question. Downloaded iMazing to my Mac (from their website, as it does not appear to be available on MAS), hooked up iPad, and found that battery health is 51%, which sucks, though it’s never been a problem before.

Also, had iPad hooked up to slow charger for less than and hour and it said 53% charged and came right on. Fifteen minutes later, it said 84%. Not sure if i believe it, but it seemed to work okay.
 
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