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iPhone 6 very slow with IOS 11 update

After receiving IOS 11.01.1 on my MGCT2LL/A1522 (iPhone 6), my phone is super slow. Apps hang, then close (like the Starbucks app), my purchased music would just stop in the middle of a song, then I had to close the app and re-open.

In general, everything is very slow to respond, and I have rebooted twice.


Any suggestions

Posted on Oct 1, 2017 5:02 PM

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Question marked as Top-ranking reply

Posted on Oct 3, 2017 9:22 PM

Many apps unresponsive. Phone also running extremely warm and battery draining very quickly. Turning off background app refresh makes no difference whatsoever. Hard reset has no effect. I have 78GB free.

733 replies

Nov 30, 2017 2:07 PM in response to liv0123

Have you ever heard of Volkswaggon?


Think about it - the company doing the test is the same one which benefits from bad test results. Don't get me wrong - i love my iPhone - but I certainly don't think they are as pure as the driven snow. They have everything to gain and nothing to lose by giving their customers slightly skewed results. Until they get caught, that is.

Nov 30, 2017 2:31 PM in response to IdrisSeabright

I kinda tend to agree with others, here.

Shouldn't L-ion batteries in iDevices last more than 2-3 years?

All of my iDevices still have their original batteries.

My 2010 1st gen iPad STILL is working on its original battery which is approaching 8 years old!

My iPad 2 and 3 models are still running on their original batteries which are nearly 6-7 years old!

I, also have a 2008 iPod Touch and the L-ion battery in THAT iDevices is still going! That is nearly a 10 year old device STILL working on its original battery!

So, what’s up with the batteries in newer iDevices?

I hope my Li-ion battery in my 2015 iPad Pro gets more than 2-3 years of life!

Nov 30, 2017 2:33 PM in response to MichelPM

"Should" and "will" are two different things. Note that Apple tested the battery in question and found it wanting (meaning below 80% capacity). Whether it should last longer or not is irrelevant; it didn't. There are various reasons it might not have; for example, charging it with a non-approved USB power source can damage it. Also, battery life is not measured in units of time; it is measured in units of full charge cycles. A full charge cycle means going from 0% to 100%, so if you charge it to 100% when it is at 50%, and do it twice, that is one full charge cycle. iOS batteries are rated for 500 full charge cycles. If you run the battery all the way down every day and then charge it overnight that would yield a life of 500 days, or about 17 months. Most people aren't that hard on their phones, but assuming it is charged at, say 50% on average, it's life would be about 2 3/4 years.

Nov 30, 2017 2:45 PM in response to Lawrence Finch

My point is my older devices are getting 2-1/2 to 3 times what Apple is currently rating their newer Li-ion batteries at!

My iPad 2 and 3 models get regular use. Not as much as my iPad Pro, but still fairly regularly.

My 6th gen iPod Touch gets a workout, too!

My 2008 iPod Touch and my 2010 iPad only see occasional use for the past 3-4 years.

Yet, the LI-ion batteries in all of my older iDevice are STILL going!

Is Apple using lesser quality, inferior Li-ion batteries in their very expensive mobile devices, now???

I guess there’s no knowing for sure, but based on my all my iDevices, I’m slowly inclined to believe Apple is using lesser quality Li-ion batteries, now.

Again, no way to know or verify this.

Nov 30, 2017 6:04 PM in response to MichelPM

MichelPM wrote:


I kinda tend to agree with others, here.

Shouldn't L-ion batteries in iDevices last more than 2-3 years?

Maybe. Maybe not. I spent twenty years in the cellular industry. I saw batteries die in less than a year. I saw batteries that last for five or six or more years. In my experience, after two years, it's always worthing considering a failing battery as a cause of issues. Given the number of iPhone 6 models sold, I'd say there's going to be not insignificant cohort starting to see battery failures around now.

Nov 30, 2017 6:10 PM in response to IdrisSeabright

Idris, I have many of the same issues discussed in this thread, slow response time, typing in Messages showing a substantial lag, apps slow to open and respond and so on. After reading this most recent thread I d/l Battery Life and it analyzed that my battery wear level was diminished by a whopping 9% and my battery life was 88% of capacity. So I can vouch that there are no tin-hats, no mass plague affecting batteries and no mass death simultaneously affecting all our batteries. I suggest rather that there is something to the observations of the "customers" who probably represent a small percentage of the actual population affected.

Nov 30, 2017 6:26 PM in response to Newlaw1995

Newlaw1995 wrote:


So I can vouch that there are no tin-hats, no mass plague affecting batteries and no mass death simultaneously affecting all our batteries.

No, there is no mass plague affecting batteries. That's absolutely correct.


I suggest rather that there is something to the observations of the "customers" who probably represent a small percentage of the actual population affected.

No one has ever said people aren't having a problem. People are describing a symptom and then deciding that the problem is iOS 11. In actually, people have problems with their phones for different reasons. Some people probably have bad batteries. Some people probably have other problems. But, insisting that the problem must be iOS 11 even when a hardware test indicates something else, is not going to get the issue resolved. You start with the symptoms, do the troubleshooting and determine what the real cause is.

Dec 1, 2017 8:33 AM in response to IdrisSeabright

I don't know what the point you are trying to express, but it's as obvious as day and night that millions of iPhones became junk after updating from iOS10 to iOS11. There is no point to discuss that, it's a fact (obviously you may keep insisting that this isn't), but I asked all my friends who have iPhones (5s, 6, 6s) all say that they hate their phones, they became total crap. That's it. If it's not iOS11 fail as you are trying to say, then there seem to be only one other possibility - iPhones are crap that have a timebomb in them to force people to update their phones to latest hardware.

Dec 1, 2017 9:13 AM in response to ppss83

BINGO! And who designed that software 'timebomb'? The very hardware & software manufacturer that any iPhone owner is obliged to go to for a diagnostic test to tell them whether or not their hardware is failing. Yes, the very same company that stands to benefit from the answer. This is not 'tin hat' territory, it is real and happened when Apple came out with the iPhone 6 - the 'required' software updates on all phones rendered the iPhone 4 & 5 virtually useless because they slowed to the point of uselessness.


I'm not a conspiracy theorist, just a realist. I accept the reality but it doesn't mean I have to believe Apple is any more ethically pure than any other manufacturer trying to sell more product. How profitable would Apple be if their customers only upgraded their phones by choice? The problem is, Apple builds their hardware to require replacement every few years - it is not optional. Don't think for one nanosecond that planned obsolescence isn't a significant part of their growth model.

Dec 1, 2017 2:21 PM in response to AlistairDrinkwater

Worth a read. It addresses the reality of the situation and ways to help:

http://bgr.com/2017/09/19/ios-11-features-iphone-how-to-speed-up/

"Apple has another big release that takes place today. That’s right, iOS 11 will be released to the public on Tuesday, and hundreds of millions of iOS devices around the world will instantly have access to it. Thankfully, iOS isn’t like Android where people have to wait months before they can actually install new updates.

iOS 11 is packed full of new features, enhancements, and behind-the-scenes tweaks that combine to dramatically improve the iPhone and iPad experience. Of course, iOS 11 also has some changes that people won’t appreciate, and a potential slowdown on your iPhone is likely at the top of the list. Don’t worry though, because in this post we’ll give you a few different ways to speed things back up..."


http://bgr.com/2017/09/19/ios-11-features-iphone-how-to-speed-up/.

"First things first: after you update your iPhone to iOS 11, don’t panic. Your phone is going to slow down and your battery life will take a hit for at least a day or two as your phone re-indexes. After that, you’ll see a marked improvement in speed and battery life… probably.

Where speed is concerned, some older iPhone models will never run as fast on iOS 11 as they did with iOS 10 installed. Efficiency improvements in upcoming iOS 11 updates could help things down the road, but right now you’re stuck. That said, there are a few things you can do to speed your phone back up if the slowdown starts to get to you..."

Dec 1, 2017 4:49 PM in response to liv0123

Greetings. I'm back to report that my phone has continued to present issues, primarily when attempting to open the email app and messages. Since performing a complete system restore, the phone 6 plus 64GB has degraded to the point where I can't rely on it any longer. I installed a battery app which indicated my battery is "bad" so I'll install an new battery and report back. I seriously doubt this will help. The Sprint techs suggested burning the firmware as a last resort. Stay tuned... and don't let the buggers on this group get you down. The day will come when their certainty is challenged by their own observations and research; and no one believes them. Ha!

iPhone 6 very slow with IOS 11 update

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