davidch

Q: iPhone 4S 5.0.1 Update Improves Battery w/ Settings Reset

After installing the update make sure you reset all setttings. I have done a few updates now  and  have had much better  sucess after settings reset all. Standby drain has been virtually eliminated from 2-4% hr before update. It is located in settings/reset//reset all settings. You loose some wifi and desktop settings, but data, apps, etc remain intact.

Posted on Nov 11, 2011 5:33 PM

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Q: iPhone 4S 5.0.1 Update Improves Battery w/ Settings Reset

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  • by rluu,

    rluu rluu Nov 18, 2011 12:18 AM in response to davidch
    Level 1 (0 points)
    Nov 18, 2011 12:18 AM in response to davidch

    Continuing from my original post on page 11, after following the advice from davidch.

     

    Overnight battery drain was originally around 20% is now only 3% which is about the same on my 3GS which I've had for about 2 years and the battery life is still just about as good as when i bought it.

     

    I had 12% remaining today..with:

     

    Usage: 6 hours, 15 minutes
    Standby: 22 hours 12 minutes.

     

    I consider this to be very good and thanks davidch for the advice! I leave location services off and only turn on 3g when I need to use it. Most of my usage is iPod, E-Mails, Websurfing, 15 minute facetime, about 3 dozen texts, camera apps such as instagram and in iPhone editing plus a bunch of calls.

  • by yk_producer,

    yk_producer yk_producer Nov 18, 2011 1:15 AM in response to davidch
    Level 1 (0 points)
    Nov 18, 2011 1:15 AM in response to davidch

    Hi David,

     

    I tried doing the method indicated however when resetting I was never prompted with "set up as new phone" just took me straight into "set up wifi connection".

     

    I'm guessing this means it hasn't been done properly? It won't give me the option to set it up as a new phone.. All of the settings changed- went back to default I assume?  But I'm curious as to whether this is still going to work? Any reason why it won't give me an option to set up as new phone??

     

    Any help would be much appreciated.

     

    Many thanks.

  • by psyhodelfin,

    psyhodelfin psyhodelfin Nov 18, 2011 1:23 AM in response to yk_producer
    Level 1 (0 points)
    Nov 18, 2011 1:23 AM in response to yk_producer

    I just call to apple and what they said is that problem is more deeper then they were thingking. They working on 5.0.2 update. So let's wait as all this method of resetting etc is just or waist of time.

  • by davidch,

    davidch davidch Nov 18, 2011 5:57 AM in response to biglew8
    Level 1 (5 points)
    Nov 18, 2011 5:57 AM in response to biglew8

    biglew8 wrote:

     

    davidch - Are these numbers good? I followed your instructions and recalibrated the battery at least 4 times.

     

    Usage: 6 Hours, 0 Minutes

    Standby: 1 Day, 0 Hours

    Battery is now fully drained.

     

    Thank you!

     

    look pretty good too me.  enjoy your iPhone

  • by davidch,

    davidch davidch Nov 18, 2011 5:59 AM in response to chaboogie
    Level 1 (5 points)
    Nov 18, 2011 5:59 AM in response to chaboogie

    chaboogie wrote:

     

    today my recorded useage was 2 hrs 56 mins 1 day 1 hr STANDBY... any idea if those are decent number? ohh and im at 50% battery

     

    that sounds good.  enjoy your iPhone

  • by davidch,

    davidch davidch Nov 18, 2011 6:00 AM in response to kingboss
    Level 1 (5 points)
    Nov 18, 2011 6:00 AM in response to kingboss

    kingboss wrote:

     

    so im at work after a full day of regular use, i'm at 42% usage is 3 hrs and 15 minutes and 14 hrs standby, what do u guys think ? i think its pretty good.

     

    that sounds good.

  • by davidch,

    davidch davidch Nov 18, 2011 6:02 AM in response to biglew8
    Level 1 (5 points)
    Nov 18, 2011 6:02 AM in response to biglew8

    biglew8 wrote:

     

    davidch - Are these numbers good? I followed your instructions and recalibrated the battery at least 4 times.

     

    Usage: 6 Hours, 0 Minutes

    Standby: 1 Day, 0 Hours

    Battery is now fully drained.

     

    Thank you!

     

    looks normal.. enjory your phone

  • by davidch,

    davidch davidch Nov 18, 2011 6:06 AM in response to ram130
    Level 1 (5 points)
    Nov 18, 2011 6:06 AM in response to ram130

    ram130 wrote:

     

    I don't think disabling time zone in system services is required anymore. I found that just disabling Set Automatically in date and time prevents the time zone from using gps. I think you get more battery drain by disabling those system services because they might be generating error logs for not finding the location because you disable their permission.

     

    So try it and tell me if you notice a difference in battery life. Enable Setting Time Zone and disable Set Automically in date and time for a day. I'm curious to see your results. 

     

    Ramon

     

    you could be right.  i have not had a chance to research that yet. it was definitely causing some issues with the original 5.0.0 release, but may have been fixed with the 5.0.1 update.  i just recommended to turn it off to be conservative, but will look into it when i get a chance.  let me know your results

  • by davidch,

    davidch davidch Nov 18, 2011 6:08 AM in response to yk_producer
    Level 1 (5 points)
    Nov 18, 2011 6:08 AM in response to yk_producer

    yk_producer wrote:

     

    Hi David,

     

    I tried doing the method indicated however when resetting I was never prompted with "set up as new phone" just took me straight into "set up wifi connection".

     

    I'm guessing this means it hasn't been done properly? It won't give me the option to set it up as a new phone.. All of the settings changed- went back to default I assume?  But I'm curious as to whether this is still going to work? Any reason why it won't give me an option to set up as new phone??

     

    Any help would be much appreciated.

     

    Many thanks.

     

    yes, this does happen sometimes on "reset all settings", but i have not seen it myself.  others users that did not see the "set up as new" option, performed the reset again and saw it on the second try.

  • by viewfly,

    viewfly viewfly Nov 18, 2011 6:19 AM in response to davidch
    Level 1 (30 points)
    Nov 18, 2011 6:19 AM in response to davidch

    I did not get the 'set up as new' option either, but it clearly reset all my settings. My battery 'drain' improved (after the deep discharge cycle) even beyond what I considered a good battery usage on my 4S.

     

    Thanks davidch!

     

    Regarding the battery drain issue, we are all waiting for 5.0.2. But in the meantime, what I'm not seeing a lot of people report is their phones warming up. A few do, but with such massive drains, that is a lot of energy expended, and I would think the phone would get warm (as it would when I had my mail corrupted and the activity wheel just keep spinning).

     

    It makes me think the main part of the issue is battery calibration, where the phone 'drains' and shuts down, but in fact the battery is still pretty well charged. And Davidch's fix seem to be the answer for most.

     

    Is this true, do most of you that lose 50% or more in a few hours, not experience an overly heated or warm phone?

  • by davidch,

    davidch davidch Nov 18, 2011 7:02 AM in response to viewfly
    Level 1 (5 points)
    Nov 18, 2011 7:02 AM in response to viewfly

    viewfly wrote:

     

    I did not get the 'set up as new' option either, but it clearly reset all my settings. My battery 'drain' improved (after the deep discharge cycle) even beyond what I considered a good battery usage on my 4S.

     

    Thanks davidch!

     

    Regarding the battery drain issue, we are all waiting for 5.0.2. But in the meantime, what I'm not seeing a lot of people report is their phones warming up. A few do, but with such massive drains, that is a lot of energy expended, and I would think the phone would get warm (as it would when I had my mail corrupted and the activity wheel just keep spinning).

     

    It makes me think the main part of the issue is battery calibration, where the phone 'drains' and shuts down, but in fact the battery is still pretty well charged. And Davidch's fix seem to be the answer for most.

     

    Is this true, do most of you that lose 50% or more in a few hours, not experience an overly heated or warm phone?

     

    veiwfly,

     

    your welcome and glad hear it worked out for you also.  it does dramatically improve the standby drain in my experience for most users having the issue.  in my personal opinion, it is definitely a system level "software" issue (processes, etc) that causes some sort of battery calibration problem.  it seems the 5.0.1 update fixes the problem, but the settings and calibration were also damaged by the issue.  by resetting and recalibrating, everything gets fixed for most people.

  • by dwgord,

    dwgord dwgord Nov 18, 2011 7:11 AM in response to viewfly
    Level 1 (0 points)
    Nov 18, 2011 7:11 AM in response to viewfly

    viewfly, I am having the rapid battery depletion on my 4g iphone. I notice my phone gets a just little hot during charging, but I think it was doing that at times before the update.  However, since the update it seems to charge up surprisingly fast. Would that be an indication that the battery is still pretty well charged?

     

    FWIW, I went to the Los Gatos Apple Store yesterday and got minimal help (e.g., suggestions to turn off location services, turn off Auto-brightness, manually retrieve mail). The two "geniuses" I spoke with did  not appear to be up to speed with this issue at all. One guy said he'd not heard of this issue with 5.0.1, but  the woman admitted she has the same problem on her personal phone.  After showing the guy davidch's solution, he didn't seem able to explain to me the impact of Reset All Settings, so he said to completely drain and charge the battery 3 times in a row (which sounded a bit Wizard of Oz-ish to me, but hey, I'm not an expert). If that did not work, he suggested a full backup and restore. If that did not work, he suggested getting a new phone under warranty.

  • by davidch,

    davidch davidch Nov 18, 2011 7:20 AM in response to rluu
    Level 1 (5 points)
    Nov 18, 2011 7:20 AM in response to rluu

    rluu wrote:

     

    Continuing from my original post on page 11, after following the advice from davidch.

     

    Overnight battery drain was originally around 20% is now only 3% which is about the same on my 3GS which I've had for about 2 years and the battery life is still just about as good as when i bought it.

     

    I had 12% remaining today..with:

     

    Usage: 6 hours, 15 minutes
    Standby: 22 hours 12 minutes.

     

    I consider this to be very good and thanks davidch for the advice! I leave location services off and only turn on 3g when I need to use it. Most of my usage is iPod, E-Mails, Websurfing, 15 minute facetime, about 3 dozen texts, camera apps such as instagram and in iPhone editing plus a bunch of calls.

     

    rluu,

     

    good to hear it worked for you.  you battery looks very good now in my opinion.  glad to have helped

  • by viewfly,

    viewfly viewfly Nov 18, 2011 7:32 AM in response to dwgord
    Level 1 (30 points)
    Nov 18, 2011 7:32 AM in response to dwgord

    dwgord,

     

    A warm phone during charging is normal since you are rapidly putting energy into the battery. Likewise a rapid battery drain (and you didn't say how rapid yours is) would produce excess heat too. You can get this by having long phone calls for example.

     

    It you are having a rapid 'drain' without heat produced, the phone software may only think the battery is draining, but it may not. Unfortunately, to save a battery, the software shuts down the phone, not the actual  state of the battery.

     

    I would ignore the apple genius advice, and not due a restore. Rather follow davidch method instead. A full discharge/recharge should be done afterwards, and after that about once per month or few months (as per apple recommendations, and dell, HP, etc, etc).

     

    Rumors are that 5.0.2 will be out late next week...but try davidch's method now if you are having big problems.

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