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Q: iOS 8.4 slow wake on iPad Air 2

After upgrading to iOS 8.4, I noticed that there is a 1-2 second delay before the screen turns on after waking it up.  This generally happens if my iPad has been locked for a few minutes and I'm certain that this wasn't present in iOS 8.3.  Has anyone else noticed this behavior?  I'm going to submit a bug report to Apple, but wanted to reach out to the community first...

iMac, Mac OS X (10.7.1)

Posted on Jul 1, 2015 4:07 PM

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Q: iOS 8.4 slow wake on iPad Air 2

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  • by SergZak,

    SergZak SergZak Aug 13, 2015 7:27 PM in response to dougitdesign.com
    Level 5 (7,368 points)
    iPad
    Aug 13, 2015 7:27 PM in response to dougitdesign.com

    dougitdesign.com wrote:

     

    All the issues pointed out in this thread still exist. None of them have been fixed.

    Slow wake from homebutton

    glitches with rotation

    slowness and glitches with 5 finger pinch gesture

    Thanks for your input.

  • by dougitdesign.com,

    dougitdesign.com dougitdesign.com Aug 13, 2015 7:31 PM in response to SergZak
    Level 1 (0 points)
    Aug 13, 2015 7:31 PM in response to SergZak

    Somebody had to rock some direct truth, this thread seemed to be lacking in both truth and directness...oh these Apple support forums!

  • by SergZak,

    SergZak SergZak Aug 13, 2015 7:32 PM in response to dougitdesign.com
    Level 5 (7,368 points)
    iPad
    Aug 13, 2015 7:32 PM in response to dougitdesign.com

    I posted specific instructions for testing the rotational issue...hopefully others will follow those instructions and test correctly and we'll get some valid input.

  • by dougitdesign.com,

    dougitdesign.com dougitdesign.com Aug 13, 2015 7:38 PM in response to SergZak
    Level 1 (0 points)
    Aug 13, 2015 7:38 PM in response to SergZak

    I saw that. Much appreciated. You are rocking the truth, it is others with less help and more non sequitur type of replies. Cheers to the spotlight pointed on the unfixed broken stuff.

  • by Alberto frog,

    Alberto frog Alberto frog Aug 14, 2015 1:08 PM in response to dougitdesign.com
    Level 1 (0 points)
    Aug 14, 2015 1:08 PM in response to dougitdesign.com

    just updated my iPad Air to 8.4.1 and noticed rotation stopped working and there was a noticable lag before the home screen appeared after pinching an app shut.

     

    I have reduced motion enabled

     

    i solved the problem by disabling reduced motion, rebooting the iPad and then enabling reduced motion again..

     

    hope it helps with your issues too

  • by AppleQer,

    AppleQer AppleQer Aug 15, 2015 3:06 AM in response to Alberto frog
    Level 1 (29 points)
    Desktops
    Aug 15, 2015 3:06 AM in response to Alberto frog

    I just updated my iPad Air 2 to iOS 8.4.2 and so far, my problem seems fixed i.e. it wakes from sleep without delay.

  • by w3dk,

    w3dk w3dk Aug 19, 2015 11:24 AM in response to AppleQer
    Level 1 (4 points)
    Aug 19, 2015 11:24 AM in response to AppleQer

    Where did you get iOS 8.4.2 from? I only "upgraded" to 8.4.1 yesterday (from 8.3) on my iPad Air 2 after getting an on-screen prompt. After which I immediately noticed this mildly annoying 1-2 second delay when waking from sleep! (I do find it bizarre that when using the smart cover there is no apparent delay; as reported earlier in this thread!)

     

    I've checked for any newer "Software Update" - there is no update, "Your software is up to date".

     

    When Googling for iOS 8.4.2 all I can find are reports suggesting that there probably won't be an 8.4.2 update?

  • by SergZak,

    SergZak SergZak Aug 19, 2015 4:01 PM in response to w3dk
    Level 5 (7,368 points)
    iPad
    Aug 19, 2015 4:01 PM in response to w3dk

    w3dk wrote:

     

    Where did you get iOS 8.4.2 from? I only "upgraded" to 8.4.1 yesterday (from 8.3) on my iPad Air 2 after getting an on-screen prompt.

    I'll assume made a typo on the iOS version number. Regardless, the issue is still not fixed in iOS 8.4.1

     

    Testing procedure follows below. For those that want to test to verify the issue, please follow the steps exactly.

     

    You need an iPad Air 2 to test (any model will do).

     

    1. *Unlock screen rotation under Control Center*

    2. Enable "Reduce Motion" (turn the slider ON) under Settings/General/Accessibility

    3. Lock the iPad using the Sleep/Wake switch (if you have a Smart Cover on the device, leave the cover opened)

    4. Wait a full 20 seconds

    5. Unlock the iPad using the Sleep/Wake switch or Home button (any orientation is fine) *use only the sleep/wake switch or Home button*. If you wake the device using a Smart Cover, the rotational issue does not materialize

    6. Rotate the device back and forth between portrait/landscape/portrait/landscape (etc)

     

    If the screen rotates properly, the bug has been resolved under iOS 8.4.1

    If the screen does not rotate properly, the bug has not been resolved in iOS 8.4.1

  • by AppleQer,

    AppleQer AppleQer Aug 19, 2015 4:30 PM in response to SergZak
    Level 1 (29 points)
    Desktops
    Aug 19, 2015 4:30 PM in response to SergZak

    Sorry for the confusion. Yes, I meant iOS 8.4.1.

     

    I never had a rotation issue, only the wake issue. I initially thought the 8.4.1  update resolved the wake issue. It may have improved marginally, but it still seems slower than it was before iOS 8.4.0.

     

    I have already recorded the problem here http://www.apple.com/feedback/ipad.html which asked me about the OS version on my iMac, not just the iOS version on my iPad Air 2.

     

    This made me wonder whether the fact that I upgraded my iPad iOS via iTunes on a Mac running Lion caused the problem.

     

    Just to rule it out: have any of you downloaded the iPad iOS 8.4.1 update via iTunes on a Mac running YOSEMITE, and does the problem still occur?

     

    It is probably a long shot, but would be nice to rule it out.

     

    (I don't want to upgrade to Yosemite until I have to because it is not compatible with some of my software)

  • by SergZak,

    SergZak SergZak Aug 19, 2015 4:40 PM in response to AppleQer
    Level 5 (7,368 points)
    iPad
    Aug 19, 2015 4:40 PM in response to AppleQer

    AppleQer wrote:

     

    Sorry for the confusion. Yes, I meant iOS 8.4.1.

     

    I never had a rotation issue, only the wake issue. I initially thought the 8.4.1  update resolved the wake issue but it still seems slower than it was before iOS 8.4.0.

    Are you positive you don't have the rotation issue? Can you please test using the instructions I posted above? It will only take a couple of minutes...

     

    The OS you are running on your Mac or PC when updating iOS on your device has absolutely no effect on the installed update. The exact same iOS update file (.ipsw file) is downloaded for your device regardless of your PC's operating system. The only difference in the update files are the differing .ipsw files for the iPad Air 2 Wi-Fi and the iPad Air 2 cellular models. I am running Yosemite 10.10.5 and have the rotational as well as the delayed wake issue on my iPad Air 2.

     

    In my personal testing and experience, if you have the wake delay issue, you also have the rotation issue...you just have to know what to look for when testing. That is outlined in my post regarding testing the device above.

  • by AppleQer,

    AppleQer AppleQer Aug 19, 2015 4:58 PM in response to SergZak
    Level 1 (29 points)
    Desktops
    Aug 19, 2015 4:58 PM in response to SergZak

    OK go easy on me. I am not IT savvy.

    Could you please answer these questions:

    a) Are you confident that the update files are not modified in any way by the iMac's OS/iTunes before being downloaded into the iPad? (yes/no will do )

    b) Are you using the Wifi model? (your profile suggests "yes" - just confirming)

    c)  If I go through those steps you mention to test rotation, can you guarantee me that I will not lose that functionality? (I have no issues with my current settings and definitely want to revert to my current set up afterward)

    Thanks

  • by SergZak,

    SergZak SergZak Aug 19, 2015 5:12 PM in response to AppleQer
    Level 5 (7,368 points)
    iPad
    Aug 19, 2015 5:12 PM in response to AppleQer

    AppleQer wrote:

     

    OK go easy on me. I am not IT savvy.

    a. Yes, I am confident that the .ipsw files are NOT modified in any way

    b. Yes

    c. The only setting you'll be changing within Settings is the "Reduce Motion" setting. The Control Center setting simply locks/unlocks screen rotation since the Air 2 does not have the physical switch that is used to do so on older iPad models. I'm assuming you have Reduce Motion set to Off right now, which enables all the zooming in/out effects when closing apps, opening apps, etc. If this setting is Off, there is no rotational issue.

    When Reduce Motion is set to On, this disables all of the zooming in/out effects when opening/closing apps but also creates the rotational issue mentioned.

     

    After the test, simply change Reduce Motion back to Off and the rotational issue will no longer effect your iPad. You and your iPad will be fine...

     

    Not everyone (such as myself) likes all the fancy zooming in/out when opening closing apps so we set Reduce Motion to On to prevent it. However, with this setting set to On, the rotational issue/bug is enabled as well.

     

    Again, if you test, please follow every step and test as directed.

  • by AppleQer,

    AppleQer AppleQer Aug 19, 2015 5:21 PM in response to SergZak
    Level 1 (29 points)
    Desktops
    Aug 19, 2015 5:21 PM in response to SergZak

    Hi, thanks for the confirmation.

    I followed all of your steps exactly, and yes, I get the rotational issue with that configuration of settings.

    After turning Reduce Motion off again, the issue disappears.

     

    BTW, did the wake delay shorten somewhat on your device after updating from iOS 8.4.0 to iOS 8.4.1?

  • by SergZak,

    SergZak SergZak Aug 19, 2015 5:40 PM in response to AppleQer
    Level 5 (7,368 points)
    iPad
    Aug 19, 2015 5:40 PM in response to AppleQer

    I thought that you'd have the issue. Thanks for testing and verifying...see, it wasn't so bad. The problem is that many say they don't have any issue because of the fact that they have Reduce Motion turned off (which is the default setting) so they report no issue and/or they use a Smart Cover which when used to wake the device, negates the issue if you even do have Reduce Motion set to On.

     

    I have not updated any of my devices to iOS 8.4.1 yet. I am still on iOS 8.4.0 so I can't comment on the wake delay findings that you requested.

  • by AppleQer,

    AppleQer AppleQer Aug 19, 2015 5:47 PM in response to AppleQer
    Level 1 (29 points)
    Desktops
    Aug 19, 2015 5:47 PM in response to AppleQer

    Thanks,   and anybody else feel free to chime in as well

     

    the delayed wake is still irritating,  not happy....

     

    Did the wake delay shorten somewhat on your device after updating from iOS 8.4.0 to iOS 8.4.1?

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