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Questions tagged [battery-life]

Questions about Battery life (how long each charge last) or/and Battery Durability (how long until it needs to be replaced) should use this tag.

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votes
1answer
536 views

Cannot add gmail to unmonitored apps (battery usage) to get notifications in battery saving mode

I want to have instant Gmail notifications even in battery saving mode (which typically blocks apps from background CPU/network usage). I found these amazing instructions for Android 6, however when I ...
1
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1answer
951 views

Thousands of NlpWakeLock entries eating through my battery when on WiFi, but Location Services are off

I get several thousand entries a day of the NlpWakeLock under Google Play Services (I'm using Wakelock Detector Free). It's draining my battery significantly. I have found it occurs when I'm connected ...
1
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1answer
56 views

How long will battery last, assuming no usage

Short question: How do I find how long my battery will last, taking into account the current settings (Airplane mode, Battery saver, etc) I have enabled, and assuming I do not use it? Detailed ...
0
votes
1answer
69 views

Does the average cellphone battery protect against overcharging or deep discharging?

It's known that Lithium Ion batteries are damaged by overcharging or deep discharging. While I've seen an Xposed module which prevents the phone from charging the battery above 90%, I'm wondering if ...
6
votes
5answers
18k views

How to limit charging to 60%

My UleFone Armor 2 has 4700 mAh, but I would like to limit it to 60% to reduce battery ag**g. The battery in more and more phones is not user-replaceable thanks to Apple's toxic influence on the ...
1
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1answer
46 views

On Android 7, when using a TTS engine, would power use show for the engine itself or the app using it?

For example, would power use be attributed to a navigation app or Pico?
1
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0answers
371 views

Understanding Excessive Battery Drain on Note 8 (Nougat 7.1.1)

I'm suffering from excessive battery drains on Note 8, Nougat 7.1.1. The battery drain is excessive when on idle mode/when the phone is asleep. I have installed BetterBatteryStats (gave it all ...
1
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2answers
6k views

What resets the battery stats

I'm looking at the "Battery" section under "Settings", and there's two major sections: a graph that shows how full the battery has been over some period Which apps have used the most battery power ...
1
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0answers
21 views

presumably faulty battery level reading in Android 6.0 on an LG G4

I have been recently experiencing battery level drops, and to my understanding my observations may have not been documented in the same way earlier by other users. The phenomenon is similar to what ...
1
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0answers
102 views

Phone only turns on when it's plugged in but then works normally

The problem regards a cheap 5.1-based Android phone, manufactured by a company named Manta. A few days ago it randomly shut off on its own and it was impossible to turn it on because it got stuck on ...
0
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1answer
22 views

Moto G4 Play Churning Through Batteries

I have a G4 Play which I used the @#(* out of for nearly a year, until I dropped it into the toilet for 2 or 3 seconds before getting it out. The battery and SIM fell out and I put it in rice for the ...
1
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1answer
99 views

Change battery percentage at which phone turns off

I'm trying to completely discharge an LG G2 D800 with Android 4.1; however, the phone always shuts down at 2%, so it's impossible for me to go down until the absolute zero. How could I change this ...
2
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2answers
7k views

How to tame “Phone Idle” battery drain on unrooted device?

I use AccuBattery and Kaspersky Battery Life to measure energy consumption. Kaspersky Battery Life shows, that all the tasks use minimal energy. AccuBattery Pro shows, that phone uses 5-10 mAh. This ...
1
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2answers
124 views

Significant battery drop/reboot, but only in cold weather (+5°C/+41°F) with camera - expected behaviour or battery defect?

Disclaimer: This is not a duplicate, I've looked at these questions but none are applicable(temperature) or provide an adequate answer. Recently I've realized that my 15 month old LG G4 seems to ...
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2answers
58 views

How does the S flip case work?

I know that the magnets turn the phone on and off, but what about the time/date display on the case? Does the case somehow use the phone's battery to display those? If so, does it not drain the ...
1
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1answer
37 views

Improving horrible screen-on battery life

My HTC 10 is doing horribly when it comes to screen-on battery life after its update to Android 8.0. Average screen-on battery time is 1 hour and 15 minutes. I've tried most I could: turning off ...
1
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0answers
89 views

Why “System Update” app of “android 6.0” is draining battery

I am using Yu Yunicorn (5530) android phone. It has android marshmallow update. Recently I noticed when I put the phone on charging it takes long time to charge and never goes to 100%, also during the ...
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0answers
1k views

Galaxy Note 4 Battery Drain, Have Been Able to Narrow Cause Down to SD Card. Suggestions?

I've had my Galaxy Note 4 AT&T model for a little over a month now. I got it pre-owned, but even so it works great, almost as if brand new. With the exception of the battery life. I've noticed ...
2
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0answers
32 views

Battery Level Instant Drop

Recently, muy phone has had several instances of instant battery level drop; not as in quick drain, but rather, immediate drop. I've been able to document these two occurrences : Between the first ...
1
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1answer
1k views

Replacing a new capacity battery and re-calibration

I am using redmi 2 for about 3 year and it's battery is dead. It was using 2200 mAH battery. So I went to local vendor and bought a copy battery with the rating of 2000 mAH. Now the new battery ...
0
votes
1answer
2k views

What do the app “usage” times in battery settings represent, exactly?

I'm trying to figure out a way to track app usage on my phone without downloading an app that is going to share my personal data. At the bottom of Battery settings, there is a list called "App usage ...
0
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0answers
33 views

How can I get one month of battery time for an IOT application?

I like tinkering with Arduino and similar prototyping platforms for IOT applications. Often I want to read a sensor value and send it to some cloud service and repeat this, say, once every hour. ...
1
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0answers
430 views

battery drain when phone idle

I'm using LG G4 H818 with android 6.0 All of the sudden my battery started to get drained when I'm not using it at all, mostly over night. For example, it goes from 100% to 45% over night when I ...
0
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0answers
2k views

Strange system app called Helper eating too much battery , data , CPU and freezing device

My phone usually work well until recently it turned out that battery gets really hot and camera Section that the phone starts popping that I should remove battery . when I look at battery usage I ...
0
votes
1answer
57 views

Does disabling mobile data when I'm connected to wi-fi conserve battery?

I always do this out of habit, but it recently occurred to me that Android might be clever enough to automatically turn it off when I've got wi-fi access. Is it?
0
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0answers
18 views

How to solve Inaccurate battery status after removing battery

My phone battery is just about 2 months old. It can last for many days without browsing and over 12hours streaming HD videos on YouTube. But something is strange. Any time I remove the battery ( high ...
0
votes
1answer
22 views

Does using multiple gps tracker use much more battery?

If I run several GPS tracking apps at the same time, like strava, ski tracks, my tracks, for example, does the battery drain much faster then using a single gps tracker? Basically what I'm asking, is ...
13
votes
1answer
6k views

Why would I automatically share usage and diagnostics data?

In my Android settings (Version 6) I have the option to activate "to automatically share usage and diagnostics data". I suppose that this will help certain developpers - and of course Google - by ...
3
votes
2answers
737 views

How do I stop my device from sending my location to Google every second, even when the location setting is off?

How do I stop my device from sending my location to Google every second, even when the location setting is off? (Which is illegal because I declined Google from taking my location data because I ...
0
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0answers
1k views

How to block all wakelock and wakeup events of Google Play Services running Android 4+?

Android 4+. With some apps as betterbatterystats, I identified that many wakelock of Google Play Service is eating my battery when my device is in deep sleep. I already study this phenomena further, ...
0
votes
1answer
676 views

Galaxy note 8 battery drain with mobile data

I've confirmed that battery drain issue in my Note 8 is because of mobile data and hotspot. I have evidence. Here is battery usage with mobile data and hotspot ON. AOD was OFF As you can see it ...
0
votes
1answer
1k views

Do android phones have hardware chips for encryption? If it's software only, then what is the performance/battery impact?

Do android phones have hardware support for the OOTB full phone encryption or is it entirely done in software? If there are phones which have hardware support for encryption then where could I find a ...
0
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0answers
44 views

Is there a way to detect if there is a power management issue with an android phone?

Is there a way to detect if there is a power management issue with an android phone? I'm rooted on KitKat if that helps. The phone in question is a galaxy note 4 if it makes a difference. The ...
0
votes
1answer
35 views

How does Android keeps track of how much battery each specific apps used?

How does Android keeps track of how much battery each specific apps used? For example, if you go to battery usage on android phone, it will say something like: Display 70% Whatsapp 25% Browser 3% ...
1
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2answers
2k views

Enable/disable Background Execution Limits for all apps

Official guide on Background Execution Limits (new feature introduced in Android 8 Oreo) has a note: Note: By default, these restrictions only apply to apps that target Android 8.0 (API level 26) ...
-1
votes
2answers
8k views

What does Discharging means on battery?

So I checked CPU - Z then I saw my battery status is discharging Which scared me a little so I am here to ask..what does it mean? Technology: Li-Ion Health: Good Voltage: 3722mV Temperature 32.0°...
0
votes
2answers
618 views

Galaxy Tab A's Bluetooth draining battery when Bluetooth isn't on

My Samsung Galaxy Tab A just upgraded to Android 7.1. My battery life decreased dramatically after the update. What used to give me days of battery life now only lasts me hours. I checked my battery ...
1
vote
1answer
2k views

Battery saving - WhatsApp

My WhatsApp messages have been delayed and I believe it is because of the power saving being on. I want to keep it on because my battery drains, but WhatsApp does not seem to be in the unmonitored ...
0
votes
1answer
45 views

Switched off device is kept charging for a long time? Is this okay?

Is it harmful for a switched off device to be kept charging for a long time? If yes, I would like to know why. (Not a very deep explanation but just a plain explanation as I am not an expert).
0
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1answer
2k views

How to put Android phone into “deep sleep” using Tasker?

I have a Sony Xperia Z running factory Android 5.1.1 I'd like to use in my car for navigation/ music. I've installed Tasker & configured it to start Spotify playing on power & turn off ...
0
votes
1answer
848 views

Battery draining extremely quickly Galaxy S7

My phones battery was draining extremely quickly a few moments ago, around 1% per 2 seconds. It's been doing this fairly often but when I go to device management and clean everything it usually stops ...
0
votes
2answers
721 views

How to troubleshoot/debug slow phone that burns battery?

My phone is a Samsung Galaxy S5 mini, so it's getting old by industry standards. Until a few months ago, it was doing fine, but recently the battery life and response time have drastically degraded. ...
0
votes
1answer
2k views

100% CPU load, battery drain with no app minimized/running in the background

I have a Xiaomi Redmi Note 4 S625 global variant (4/64GB). Like a day or so ago, I noticed a quick battery drain (from 100 to 24% after a whole night idle and 2 - 3 hours of heavy use the next day) ...
4
votes
1answer
2k views

I have something called mdnsd draining my battery, but I don't have firefox, I just use the basic browser what other apps cause this issue?

My battery has been getting drained lately, when I look, something called mdnsd is draining a good chunk of power, about 10% of the power draw second only to the screen in power draw. I've looked ...
2
votes
0answers
533 views

Google Play Music draining humongous amounts of battery

Around a couple of weeks back, my phone battery started draining really quickly. In the battery settings view, I could see that Google Play Music is consuming huge amounts of battery. I have tried ...
2
votes
1answer
1k views

Continually scanning for network drains battery, but I've got network?

My Google Pixel's battery has been draining rapidly the last few days. When I look at the battery usage chart, it shows almost-entirely red for "Mobile Network Signal". That makes sense: scanning for ...
1
vote
0answers
181 views

Battery Drains Way Too Quickly. What's Going On?

I know there are many forums and posts already discussing battery issues, but I am posting here because I would like constructive and detailed feedback. I have a S7 Edge running Nougat 7.1 not rooted,...
0
votes
1answer
384 views

Installing Google play services without flashing

Can installing Play Services rather than flashing GApps ? I know that play services drains battery. Flashing GApps makes it as a system app and byusing greenify(as root) reduces the battery usage made ...
1
vote
0answers
426 views

CPU-Z shows all cores stopped

Is there anybody could help me explain this situation? By the way, something malicious I don't know (not cpu-z) cause battery drain whereas anti-virus software tells nothing.
1
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2answers
1k views

Hibernate apps, but have them wake up periodically for a short time

Many of us Android users have probably already heard of Greenify – an app that can automatically hibernate apps as soon as you turn off the screen. That even works while keeping their GCM ...