• Battery discharge when on but unconnected

    From bp@www.zefox.net@21:1/5 to All on Wed Mar 6 02:03:12 2024
    What's a reasonable battery discharge rate for an iPhone 6
    that's powered on but in airplane mode with WiFi off?

    I expected one or two percent per day, but it seems quite
    a bit faster. After two or three weeks it's ~50% and falls
    a percent every couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.
    Maybe I got a dud? Is there a simple test?

    Thanks for reading,

    bob prohaska

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  • From Alan@21:1/5 to bp@www.zefox.net on Tue Mar 5 18:39:12 2024
    On 2024-03-05 18:03, bp@www.zefox.net wrote:
    What's a reasonable battery discharge rate for an iPhone 6
    that's powered on but in airplane mode with WiFi off?

    I expected one or two percent per day, but it seems quite
    a bit faster. After two or three weeks it's ~50% and falls
    a percent every couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.
    Maybe I got a dud? Is there a simple test?

    Thanks for reading,

    bob prohaska

    2% per day for 3 weeks would be 42%, so I'm not seeing that you
    expectations are much different from reality.

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  • From Jolly Roger@21:1/5 to bp@www.zefox.net on Wed Mar 6 03:41:04 2024
    On 2024-03-06, <bp@www.zefox.net> <bp@www.zefox.net> wrote:
    What's a reasonable battery discharge rate for an iPhone 6
    that's powered on but in airplane mode with WiFi off?

    I expected one or two percent per day, but it seems quite
    a bit faster. After two or three weeks it's ~50% and falls
    a percent every couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.
    Maybe I got a dud? Is there a simple test?

    If the battery isn't genuine it often won't perform nearly as well as a
    genuine battery. You get what you pay for, which is why I usually just
    let Apple do it.

    --
    E-mail sent to this address may be devoured by my ravenous SPAM filter.
    I often ignore posts from Google. Use a real news client instead.

    JR

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  • From Alan Browne@21:1/5 to bp@www.zefox.net on Wed Mar 6 16:35:19 2024
    On 2024-03-05 21:03, bp@www.zefox.net wrote:
    I expected one or two percent per day, but it seems quite
    a bit faster. After two or three weeks it's ~50% and falls
    a percent every couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.
    Maybe I got a dud? Is there a simple test?

    Not likely this is a problem - you can check the battery state under
    settings, Battery | Battery Heath (Actually not sure the iOS v. in the
    iPhone 6 supports this).

    Review active apps, some run more than you would think.

    For example I forgot to stop a recording app [Sensor Log], (gyro, accelerometers, GPS, etc.) and it brought down the battery pretty quick.
    Either stop it recording or kick out the app and that stops.

    Otherwise, if in normal use it lasts more than a day, it's probably fine
    (my iPhone 6 would go 2 - 3 days under my normal use; your normal use
    may be different).

    --
    “Markets can remain irrational longer than you can remain solvent.”
    - John Maynard Keynes.

    --- SoupGate-Win32 v1.05
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  • From bp@www.zefox.net@21:1/5 to Alan Browne on Thu Mar 7 15:48:22 2024
    Alan Browne <bitbucket@blackhole.com> wrote:
    On 2024-03-05 21:03, bp@www.zefox.net wrote:
    I expected one or two percent per day, but it seems quite
    a bit faster. After two or three weeks it's ~50% and falls
    a percent every couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.
    Maybe I got a dud? Is there a simple test?

    Not likely this is a problem - you can check the battery state under settings, Battery | Battery Heath (Actually not sure the iOS v. in the
    iPhone 6 supports this).

    Review active apps, some run more than you would think.

    For example I forgot to stop a recording app [Sensor Log], (gyro, accelerometers, GPS, etc.) and it brought down the battery pretty quick.
    Either stop it recording or kick out the app and that stops.

    Otherwise, if in normal use it lasts more than a day, it's probably fine
    (my iPhone 6 would go 2 - 3 days under my normal use; your normal use
    may be different).

    It seems to last several days at 100% and then abruptly plummet, with
    no use by me.

    It turns out there is a "battery health" option. It reports no "activity"
    in the past five days, but two "battery usage" events, one reporting
    nearly 50%, though of what isn't clear (green, could it be charging?).

    I notice there's a "low power mode", but I thought turning on airplane
    mode and turning off wifi would supercede that. Am I mistaken?

    Thanks for tipping me off about the battery health feature, I'll watch
    more closely in the future.

    bob prohaska

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  • From Jolly Roger@21:1/5 to bp@www.zefox.net on Thu Mar 7 16:52:16 2024
    On 2024-03-07, <bp@www.zefox.net> <bp@www.zefox.net> wrote:

    I notice there's a "low power mode", but I thought turning on airplane
    mode and turning off wifi would supercede that. Am I mistaken?

    Yes, you are mistaken. Low Power Mode does more:

    <https://support.apple.com/en-us/101604>

    --
    E-mail sent to this address may be devoured by my ravenous SPAM filter.
    I often ignore posts from Google. Use a real news client instead.

    JR

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  • From Alan Browne@21:1/5 to bp@www.zefox.net on Thu Mar 7 17:54:55 2024
    On 2024-03-07 10:48, bp@www.zefox.net wrote:
    Alan Browne <bitbucket@blackhole.com> wrote:
    On 2024-03-05 21:03, bp@www.zefox.net wrote:
    I expected one or two percent per day, but it seems quite
    a bit faster. After two or three weeks it's ~50% and falls
    a percent every couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.
    Maybe I got a dud? Is there a simple test?

    Not likely this is a problem - you can check the battery state under
    settings, Battery | Battery Heath (Actually not sure the iOS v. in the
    iPhone 6 supports this).

    Review active apps, some run more than you would think.

    For example I forgot to stop a recording app [Sensor Log], (gyro,
    accelerometers, GPS, etc.) and it brought down the battery pretty quick.
    Either stop it recording or kick out the app and that stops.

    Otherwise, if in normal use it lasts more than a day, it's probably fine
    (my iPhone 6 would go 2 - 3 days under my normal use; your normal use
    may be different).

    It seems to last several days at 100% and then abruptly plummet, with
    no use by me.

    It turns out there is a "battery health" option. It reports no "activity"
    in the past five days, but two "battery usage" events, one reporting
    nearly 50%, though of what isn't clear (green, could it be charging?).

    I notice there's a "low power mode", but I thought turning on airplane
    mode and turning off wifi would supercede that. Am I mistaken?

    Two things...

    Low power mode does a bunch of "little things" to reduce power draw.
    CPU clock frequency is reduced, perhaps the display is dimmed, some
    background tasks are run less often, etc. and so on.

    Airplane mode should prevent the radios from transmitting (which
    typically draws power) - so not a bad thing to do as the phone will not
    respond to outside connection requests (mail push, message interchange,
    etc. and so on).


    Thanks for tipping me off about the battery health feature, I'll watch
    more closely in the future.

    the other "thing" of course is to re-start the phone, charge it up, use
    it normally for a few days and see how it behaves.

    --
    “Markets can remain irrational longer than you can remain solvent.”
    - John Maynard Keynes.

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From bp@www.zefox.net@21:1/5 to Jolly Roger on Sat Mar 9 15:18:41 2024
    Jolly Roger <jollyroger@pobox.com> wrote:
    On 2024-03-07, <bp@www.zefox.net> <bp@www.zefox.net> wrote:

    I notice there's a "low power mode", but I thought turning on airplane
    mode and turning off wifi would supercede that. Am I mistaken?

    Yes, you are mistaken. Low Power Mode does more:

    <https://support.apple.com/en-us/101604>

    I note that
    "After you charge your iPhone or iPad to 80% or higher, Low Power Mode automatically turns off."

    I wonder if low power mode can be persuaded to stay on. Remembering to turn it on
    after each charging session is something likely to get fumbled eventually.

    Thanks very much for the reference!

    bob prohaska

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  • From Jolly Roger@21:1/5 to bp@www.zefox.net on Sat Mar 9 17:29:49 2024
    On 2024-03-09, <bp@www.zefox.net> <bp@www.zefox.net> wrote:
    Jolly Roger <jollyroger@pobox.com> wrote:
    On 2024-03-07, <bp@www.zefox.net> <bp@www.zefox.net> wrote:

    I notice there's a "low power mode", but I thought turning on
    airplane mode and turning off wifi would supercede that. Am I
    mistaken?

    Yes, you are mistaken. Low Power Mode does more:

    <https://support.apple.com/en-us/101604>

    I note that "After you charge your iPhone or iPad to 80% or higher,
    Low Power Mode automatically turns off."

    I wonder if low power mode can be persuaded to stay on. Remembering to
    turn it on after each charging session is something likely to get
    fumbled eventually.

    If that's what you want, sure:

    <https://www.howtogeek.com/692199/how-to-keep-low-power-mode-enabled-permanently-on-your-iphone/>

    Personally, I have no need to permanently limit myself in that way.

    --
    E-mail sent to this address may be devoured by my ravenous SPAM filter.
    I often ignore posts from Google. Use a real news client instead.

    JR

    --- SoupGate-Win32 v1.05
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  • From bp@www.zefox.net@21:1/5 to Jolly Roger on Sun Mar 10 00:46:38 2024
    Jolly Roger <jollyroger@pobox.com> wrote:
    On 2024-03-09, <bp@www.zefox.net> <bp@www.zefox.net> wrote:
    Jolly Roger <jollyroger@pobox.com> wrote:
    On 2024-03-07, <bp@www.zefox.net> <bp@www.zefox.net> wrote:

    I notice there's a "low power mode", but I thought turning on
    airplane mode and turning off wifi would supercede that. Am I
    mistaken?

    Yes, you are mistaken. Low Power Mode does more:

    <https://support.apple.com/en-us/101604>

    I note that "After you charge your iPhone or iPad to 80% or higher,
    Low Power Mode automatically turns off."

    I wonder if low power mode can be persuaded to stay on. Remembering to
    turn it on after each charging session is something likely to get
    fumbled eventually.

    If that's what you want, sure:

    <https://www.howtogeek.com/692199/how-to-keep-low-power-mode-enabled-permanently-on-your-iphone/>

    Personally, I have no need to permanently limit myself in that way.

    I agree, that doesn't seem like ideal behavior for a phone that's
    carried for emergencies. Needing to call, under duress, and having
    to re-configure the phone to place the call doesn't sound great.

    Still, it's an interesting feature that I would never have
    discovered if you hadn't told me.

    Thanks for writing,

    bob prohaska

    --- SoupGate-Win32 v1.05
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  • From Zaidy036@21:1/5 to bp@www.zefox.net on Sun Mar 10 13:55:33 2024
    On 3/5/2024 9:03 PM, bp@www.zefox.net wrote:
    What's a reasonable battery discharge rate for an iPhone 6
    that's powered on but in airplane mode with WiFi off?

    I expected one or two percent per day, but it seems quite
    a bit faster. After two or three weeks it's ~50% and falls
    a percent every couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.
    Maybe I got a dud? Is there a simple test?

    Thanks for reading,

    bob prohaska


    My question is why carry a cell phone with its power on in this
    condition? The only connection left is Bluetooth.

    First turn off Bluetooth besides Airplane Mode.

    Second go to Settings > General > Background App Refresh and shut off
    what you do not want running when ever the iPhone is powered on but off.

    Then recheck battery usage over time before the drastic step of low
    power at all times.

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From bp@www.zefox.net@21:1/5 to Zaidy036@air.isp.spam on Sun Mar 10 19:47:12 2024
    Zaidy036 <Zaidy036@air.isp.spam> wrote:

    My question is why carry a cell phone with its power on in this
    condition? The only connection left is Bluetooth.


    The phone is carried mostly for emergency outgoing calls.
    Originally I tried keeping it turned off, but it kept powering
    up and staying that way after charging. Turning it off was just
    a nuisance. Making it stay powered off during charging seems
    elusive, so I started asking about alternative stragegies.

    In the end it looks like charging it and then turning it off
    remains the path of least effort.

    Thanks for everyone's help on a counterintuitive request!

    bob prohaska

    First turn off Bluetooth besides Airplane Mode.

    Second go to Settings > General > Background App Refresh and shut off
    what you do not want running when ever the iPhone is powered on but off.

    Then recheck battery usage over time before the drastic step of low
    power at all times.


    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From Jolly Roger@21:1/5 to bp@www.zefox.net on Sun Mar 10 22:26:45 2024
    On 2024-03-06, <bp@www.zefox.net> <bp@www.zefox.net> wrote:
    What's a reasonable battery discharge rate for an iPhone 6 that's
    powered on but in airplane mode with WiFi off?

    I expected one or two percent per day, but it seems quite a bit
    faster. After two or three weeks it's ~50% and falls a percent every
    couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.

    If it wasn't an Apple-authorized shop, you almost certainly got a cheap
    and/or counterfeit battery replacement rather than a genuine battery
    from Apple. Very often they don't perform nearly as well.

    --
    E-mail sent to this address may be devoured by my ravenous SPAM filter.
    I often ignore posts from Google. Use a real news client instead.

    JR

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From Alan Browne@21:1/5 to bp@www.zefox.net on Sun Mar 10 18:41:04 2024
    On 2024-03-10 15:47, bp@www.zefox.net wrote:
    Zaidy036 <Zaidy036@air.isp.spam> wrote:

    My question is why carry a cell phone with its power on in this
    condition? The only connection left is Bluetooth.


    The phone is carried mostly for emergency outgoing calls.

    Get a cheap flip phone?

    Originally I tried keeping it turned off, but it kept powering
    up and staying that way after charging. Turning it off was just
    a nuisance. Making it stay powered off during charging seems
    elusive, so I started asking about alternative stragegies.

    In the end it looks like charging it and then turning it off
    remains the path of least effort.

    Charge to no more than 80% for this use case and re-charge if it falls
    to 20 - 40%.

    --
    “Markets can remain irrational longer than you can remain solvent.”
    - John Maynard Keynes.

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From Alan Browne@21:1/5 to Jolly Roger on Sun Mar 10 18:44:04 2024
    On 2024-03-10 18:26, Jolly Roger wrote:
    On 2024-03-06, <bp@www.zefox.net> <bp@www.zefox.net> wrote:
    What's a reasonable battery discharge rate for an iPhone 6 that's
    powered on but in airplane mode with WiFi off?

    I expected one or two percent per day, but it seems quite a bit
    faster. After two or three weeks it's ~50% and falls a percent every
    couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.

    If it wasn't an Apple-authorized shop, you almost certainly got a cheap and/or counterfeit battery replacement rather than a genuine battery
    from Apple. Very often they don't perform nearly as well.

    Very often batteries installed by specialty (non Apple approved! Gasp!)
    are just as good as the original article.

    A place near here does great business because they have a great
    reputation for just such.

    And I recently learned they now also do Apple Watch batteries which is
    great news as my SO's Watch is getting on ...

    --
    “Markets can remain irrational longer than you can remain solvent.”
    - John Maynard Keynes.

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From Jolly Roger@21:1/5 to Alan Browne on Sun Mar 10 23:52:29 2024
    On 2024-03-10, Alan Browne <bitbucket@blackhole.com> wrote:
    On 2024-03-10 18:26, Jolly Roger wrote:
    On 2024-03-06, <bp@www.zefox.net> <bp@www.zefox.net> wrote:
    What's a reasonable battery discharge rate for an iPhone 6 that's
    powered on but in airplane mode with WiFi off?

    I expected one or two percent per day, but it seems quite a bit
    faster. After two or three weeks it's ~50% and falls a percent every
    couple of minutes when used actively.

    The battery is about six months old, replaced by a local shop.

    If it wasn't an Apple-authorized shop, you almost certainly got a
    cheap and/or counterfeit battery replacement rather than a genuine
    battery from Apple. Very often they don't perform nearly as well.

    Very often batteries installed by specialty (non Apple approved!
    Gasp!) are just as good as the original article.

    As always: It depends.

    One thing's for sure, getting it replaced at an Apple-authorized shop definitely gets you an authentic battery.

    --
    E-mail sent to this address may be devoured by my ravenous SPAM filter.
    I often ignore posts from Google. Use a real news client instead.

    JR

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From bp@www.zefox.net@21:1/5 to Alan Browne on Wed Mar 13 16:55:19 2024
    Alan Browne <bitbucket@blackhole.com> wrote:
    On 2024-03-10 15:47, bp@www.zefox.net wrote:
    Zaidy036 <Zaidy036@air.isp.spam> wrote:

    My question is why carry a cell phone with its power on in this
    condition? The only connection left is Bluetooth.


    The phone is carried mostly for emergency outgoing calls.

    Get a cheap flip phone?

    The iPhone was a hand-me-down for free. The battery cost
    about $55 IIRC, after using a couple of years. The original
    had started to swell.


    Charge to no more than 80% for this use case and re-charge if it falls
    to 20 - 40%.


    Ok, I'll give that strategy a try.

    Thanks for writing!

    bob prohaska

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From bp@www.zefox.net@21:1/5 to Jolly Roger on Wed Mar 13 17:01:53 2024
    Jolly Roger <jollyroger@pobox.com> wrote:
    On 2024-03-10, Alan Browne <bitbucket@blackhole.com> wrote:
    On 2024-03-10 18:26, Jolly Roger wrote:
    On 2024-03-06, <bp@www.zefox.net> <bp@www.zefox.net> wrote:

    If it wasn't an Apple-authorized shop, you almost certainly got a
    cheap and/or counterfeit battery replacement rather than a genuine
    battery from Apple. Very often they don't perform nearly as well.

    Very often batteries installed by specialty (non Apple approved!
    Gasp!) are just as good as the original article.


    The shop that did the battery swap was suggested by the local AT&T
    store. It's certainly possible I got a lousy battery. That's why I
    asked about battery testing strategems.

    One thing's for sure, getting it replaced at an Apple-authorized shop definitely gets you an authentic battery.

    For an iPhone6 does an Apple-authorized battery replacement make sense?

    Thanks for writing!

    bob prohaska

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From Jolly Roger@21:1/5 to bp@www.zefox.net on Thu Mar 14 00:07:33 2024
    On 2024-03-13, <bp@www.zefox.net> <bp@www.zefox.net> wrote:
    Jolly Roger <jollyroger@pobox.com> wrote:
    On 2024-03-10, Alan Browne <bitbucket@blackhole.com> wrote:
    On 2024-03-10 18:26, Jolly Roger wrote:
    On 2024-03-06, <bp@www.zefox.net> <bp@www.zefox.net> wrote:

    If it wasn't an Apple-authorized shop, you almost certainly got a
    cheap and/or counterfeit battery replacement rather than a genuine
    battery from Apple. Very often they don't perform nearly as well.

    Very often batteries installed by specialty (non Apple approved!
    Gasp!) are just as good as the original article.

    The shop that did the battery swap was suggested by the local AT&T
    store. It's certainly possible I got a lousy battery. That's why I
    asked about battery testing strategems.

    The testing strategy is to simply pay attention to actual battery
    performance and the Battery Health display on your device.

    One thing's for sure, getting it replaced at an Apple-authorized shop
    definitely gets you an authentic battery.

    For an iPhone6 does an Apple-authorized battery replacement make
    sense?

    The only person who can answer that question is you. Apple tells you how
    much a new battery costs right on their website:

    <https://support.apple.com/iphone/repair/battery-replacement>

    --
    E-mail sent to this address may be devoured by my ravenous SPAM filter.
    I often ignore posts from Google. Use a real news client instead.

    JR

    --- SoupGate-Win32 v1.05
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