Path: ...!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Jolly Roger Newsgroups: misc.phone.mobile.iphone Subject: Re: Hot iPhone 13 lost a lot of battery power within 3.5 hrs. Date: 4 Aug 2024 01:28:24 GMT Organization: People for the Ethical Treatment of Pirates Lines: 64 Message-ID: References: <6sudnZrE6o1PTjb7nZ2dnZfqn_idnZ2d@earthlink.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: individual.net Pvb+qYOO0DLWGFkpoHvwDwJUjrMk71hIX97Iqqly3U8OvbVNaL Cancel-Lock: sha1:eAW56+H18IbKhIjO221PnXu4+XY= sha256:SJqcIWRqlx/g4Q0qzP4lHW6tKCuWsHOe38CRG0HSXLM= Mail-Copies-To: nobody X-Face: _.g>n!a$f3/H3jA]>9pN55*5<`}Tud57>1Y%b|b-Y~()~\t,LZ3e up1/bO{=-) User-Agent: slrn/1.0.3 (Darwin) Bytes: 4391 On 2024-08-04, *Hemidactylus* wrote: > Alan wrote: >> On 2024-08-03 16:47, Ant wrote: >>> Jolly Roger wrote: >>> >>>>>>>>>> Weird/Odd. Hot iPhone 13's iOS v17.6 (updated from iOS v17.5.1 >>>>>>>>>> yesterday) battery power percentage dived from recharged 88% to >>>>>>>>>> 23% from 6 PM to 9:30 PM while out to eat dinner in a crowded >>>>>>>>>> restaurant and commute to there and back home. Battery >>>>>>>>>> statistics said it was hot to recharge at 88% max. Usage shows >>>>>>>>>> "Find My" and weak cellular using half in the background for the >>>>>>>>>> first hour, but after that was just "Find My". Battery health >>>>>>>>>> shows 89% which is normal for this iPhone from 2/1/2022. What's >>>>>>>>>> going on? Is this a new bug or something? :/ >>>>>>>> >>>>>>>>> Higher than normal battery drain is expected with a new version >>>>>>>>> of ios as the caches and indexes get refreshed. >>>>>>>> >>>>>>>>> Give it a day or so to settle down. >>>>>>>> >>>>>>>> Is it supposed to run even when on battery only when not at home? >>>>>>>> It would had been nice if it happened when connected to a power >>>>>>>> charger at home. :( >>>>>>> >>>>>>> It's normally not an issue and runs in the background. Occasionally >>>>>>> it drains more than normal for whatever reason. You seem to have >>>>>>> hit one of those occasions. >>>>>>> >>>>>>> Actually, you also mentioned weak cellular signal which is very >>>>>>> effective at draining battery power. >>>>> >>>>>> Absolutely. When the cellular (or WiFi) signal is low, the device >>>>>> boosts the radio power which naturally drains the battery faster. >>>>>> Combine that with the normal post-installation indexing and cache >>>>>> rebuilds, and you have a recipe for abnormally-high battery drain. >>>>> >>>>> I wished there was a way to tell iOS not to the indexes and rebuilds. >>> >>>> Not really, because you definitely want all of the benefits it provides. >>>> It's been a normal part of system updates for decades. Refrain from >>>> updating when you want peak performance. Simple. >>> >>>>> I know using airplane mode for disabling cellular would work, but it >>>>> was in the purse so... >>> >>>> So, you couldn't take it out and turn cellular off? Not sure I follow >>>> your logic. >>> >>> I didn't know it was overheating and draininage battery in it until after >>> getting home. >> >> Are you seriously suggesting you've never seen one of the numerous times >> it's been mentioned that immediately after an iOS update there can be a >> surge in activity? >> > The recent update didn’t impact my battery drainage much if at all. Did you forget he admitted the wireless signal was weak 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