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ios 8 battery drain issue and Bluetooth issues

My battery drains very fast (100% to zero in about 4 hours with minimal usage), started happening right after I upgraded to iOS 8. Issue started happening both on my iPhone 5S and on my iPad Air after iOS 8 upgrade.


I am also having bluetooth issues on my iPhone 5S, the bluetooth sync in my car behaves very weirdly after I link it up with my phone. It tries to call one of my contacts and then hangs up. It goes in this loop for ever.


Can someone help ??

iPhone 5s, iOS 8

Posted on Sep 19, 2014 11:26 AM

Reply
130 replies

Sep 22, 2014 1:14 PM in response to raghuseeth1

I'm having the same issue about the battery drain. It takes less than 4 hours to completely drain my battery with very minimal use. I've also noticed it takes longer to fully charge and my 'unofficial' apple chargers no longer work. I've tried everything to minimize battery usage: soft reset, hard reset, turning off location services, reducing brightness of screen, not looking for wi-fi, handoff off - I've even uninstalled the app that was the highest percentage of battery usage and nothing works.

I hate that the solution to a draining battery is NOT using certain features of the phone - afterall, that's the point of having an iPhone, right? Very frustrated.

Sep 22, 2014 2:26 PM in response to GarciaSheffield

I'm having the same problem with my new iPhone 6. iOS 8 seemed to be fine on my iPhone 5S before I got the 6 on launch day. Definitely needs to be fixed. I could take my phone off at 9, leave work at 6:30 and still have a battery life of 80% or greater. First day back at work today, same hours, same setting, same usage and my battery is currently at 44% with an hour left at work. Unacceptable. Need to get it fixed.

Sep 22, 2014 3:20 PM in response to raghuseeth1

Same battery issue, no trouble with bluetouth. I am recharging my phone continuously now. Using an external usb battery for on the go.

If I take it out of the charger it is dead in 3-4 hours without location services, background refresh, or using it at all except for calls.

This wasn't a problem before the GM or official release. Been running beta since it was released.

I have an iphone 4s. Has worked without fault until now.

Sep 22, 2014 5:16 PM in response to raghuseeth1

I Had the same on one occasion. Looked up what was causing it in the settings usage area and found that siri was the culprit. Had chewed 24% of my battery. More than anything else. I wasn't even using Siri. At some point when I removed my phone from the power source I think the "hey Siri" function continued. Don't know if your using it but might be worth trying. I had to do a reset to get everything back to normal.

Sep 22, 2014 8:10 PM in response to raghuseeth1

Similar issue with my iPhone 4S. I went through this when iOS 7 first came out, and it took Apple about 2-4 weeks to issue a patch that seemed to sort of fix the issue. I say sort of, because drain in iOS 7 was always higher by a bunch than iOS 6 (at least for me). But that update at least improved things from draining 1% per minute, to allowing me to get a full day of light use. So, I have faith that Apple will soon issue an update that will fix this issue too. Apple engineers do read these forums, and even contacted me last time to install a diagnostic app. Now if only they would also bring back the beloved (and sorely missed) Camera Roll along with the battery fix, I am fairly sure that peace on earth won't be far behind!

Sep 22, 2014 8:26 PM in response to raghuseeth1

Hi there,


I, too, have been experiencing battery life issues. I also have been having icloud issues. Occasionally, my messages app would run slow and I decide to close the app (by double tapping home button and a flick). However, as soon as I close my messages app, my phone begins to slow down and erases all my contacts and messages once the app is reopened; they all comeback after 10 minutes or so. And worse, my phone then begins to heat up and the battetry drops like crazy. I might have occasional apps open like snapchat, contacts, and safari. No games, maps, or any tracking-required apps open. I got to this page from an Apple blog forum and I hope me sharing this will get some attention by Apple.


I know this is a bug that Apple needs to address so I'm hoping it gets fixed. But I went to an Apple store anyway to see if they have had people come in with similar software issues. The Genius just said, "Have you checked you background app usage? You could have applications that are taking up a lot of battery that might be causing some of these problems..." (*rolling my eyes*).


edit: I have an iphone 5

Sep 22, 2014 8:27 PM in response to Krakor

I have a year-old iPhone 5 32GB. I upgraded to iOS 8, and took all the recommended steps to preserve battery life such as turning off background app refresh and reducing screen brightness. My battery made it through the day reliably up until last week, after the upgrade it drops 10% per hour on standby, with no apps running, and then the phone SHUTS DOWN at 12% battery remaining. What the ****, Apple? If you're going to sabotage my old phone to make me buy a 6, don't be so overt about it.

ios 8 battery drain issue and Bluetooth issues

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