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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22 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 ...
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1answer
86 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 ...
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1answer
14k 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 ...
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2answers
1k 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 ...
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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, ...
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1answer
781 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 ...
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1answer
2k 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 ...
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0answers
56 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 ...
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1answer
38 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% ...
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2answers
3k 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) ...
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2answers
17k 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°...
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2answers
882 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 ...
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1answer
4k 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 ...
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1answer
49 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).
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1answer
3k 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 ...
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1answer
922 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 ...
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2answers
871 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. ...
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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) ...
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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 ...
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0answers
604 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
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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 ...
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0answers
187 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,...
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1answer
436 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 ...
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0answers
487 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.
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2answers
2k 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 ...
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1answer
110 views

Why is my phone's battery draining automatically?

I am using a Samsung Galaxy Core prime for about 3 years. The problem is that firstly, it gets charged very slowly (takes 7-8 hours to get fully charged) after that battery backup is fine, nothing ...
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2answers
1k views

What exactly happens to a multi-core CPU when a device goes into deep sleep?

What exactly happens to a multi-core CPU when a device goes into deep sleep? Do all cores go to sleep or do the cores keep running at the lowest frequency?
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1answer
2k views

Inserting Single SIM Card into a Dual SIM Phone

I understand phones having Dual SIM card slots use more battery. However, if we use only one SIM in a dual SIM Phone, will the battery still be drained out quickly? What If i choose not to use/insert ...
2
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1answer
1k views

Are there benefits to using Greenify with Android Nougat?

Greenify by Oasis Feng (donation package) is a well-regarded tool to manually and automatically freeze apps that are not in use. Typically, Greenify's benefits are to: increase battery duration ...
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0answers
47 views

Is Samsung S6 battery usage screen inferior? Alternatives?

I've started experiencing bad battery drain on My S6. The last time I had to diagnose battery drain was long time ago on an LG G2 that I'd rooted. It had a really good battery diagnostics showing ...
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1answer
49 views

Power saver or shutdown - which conserves charge better?

If I want to leave my phone undisturbed for a few hours but want to conserve as much charge as possible, should I leave it shut down or in Android's power saver mode. Also say I want to check the ...
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1answer
218 views

Google App & Google Play Services Draining Battery in Cyanogenmod

I have an old Sony Xperia Z I want to use in my car to use Spotify/ Google Maps/ Google Navigation/ Android Auto. The phone is running Cyanogenmod 13.0-20161219-NIGHTLY-yuga / Android 6.0.1 (...
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1answer
299 views

Music Players with Equalizer Almost Killing Battery on nubia

It's a nubia Z9 max Elite (NX518J) equipped with Qualcomm's Burndragon 810 SoC running nubia's stock ROM. I just installed and tried out Poweramp and it's amazing. However my phone got hot ...
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0answers
58 views

Very low battery-life in specific WiFi

Hello fellow Android Enthusiasts. I have a problem that has been bugging me for a very long time: Whenever I leave devices at my workplace overnight, the battery is completely drained the next day. ...
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0answers
411 views

How can I make Android M stay connected to a weak wireless network?

I recently switched from an older device running CyanogenMod 11 (Android 4.4 / Kitkat) to a newer device running CyanogenMod 13.1 (Android 6.0 / Marshmallow). Both with this device and with others, ...
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0answers
410 views

Android Wear causing battery to quickly drain

I'm currently using a Zenwatch first generation alongside a Samsung Galaxy S6 Edge on Android 6.0.1. Both devices are always fully updated. The problem is that when my smartphone is connected to the ...
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2answers
367 views

Why can't this application be deactivated after screen is locked?

I recently installed WhatsApp. I thought it would be clever to deactivate it while my screen is locked to save battery: data can update when I have my screen active. But it looks there is something ...
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1answer
449 views

How can you measure your battery drain rate?

Even turned off and with no background apps, my battery drains FAST. I would like to know how fast my drain rate is compared to other phones to find out if I should replace the battery. What are some ...
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1answer
34 views

Why does the Samsung S60 draw so much power?

I've been recording the current draw from my s6 using ampere- the absolute lowest i can get is 100mah (screen at minimum brightness and airplane mode). The highest is around an amp with the screen on. ...
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1answer
105 views

Battery drainage is pretty high

Ok so, my screen battery draining stats is 122%, Android system 52%, Android OS 27%, Media Servers 25%, and suprising ly my games 25% or below. How to fix this? Cause if you combine all the ...
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0answers
48 views

consuemd power for Android phones in adhoc mode

I want to know the following information: 1-The consumed power by the smartphone when send/receive beacons when connecting with other device in adhoc mode. 2-Is the consumed power is the same for ...
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1answer
252 views

Long term battery capacity degradation

I've had a Nexus 6P for about 14 months now and recently I discovered the app AccuBattery, for those not familiar one of the features is to estimate the capacity of your battery by taking measurements ...
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1answer
2k views

Calibrating/Correctly draining an Extended Battery

I recently purchased an extended battery for my ailing Galaxy S4. It's supposedly rated at 4000 mAh over the previous 2600 mAh OEM battery. First time I threw it in, I turned on the phone, chucked in ...
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1answer
69 views

Battery draining fast

I have Samsung Galaxy S2 GT-I9100, I had purchased new battery three days before and charged until it's full, after an hour I found my mobile switched off. I would like to know the how to rectify this ...
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2answers
124 views

What is the best state to leave an Android device in?

I have a Moto E phone. I use it as a tablet to run apps, not as a phone, so I do not always need to leave it on. Is it more likely that the device will last longer if I shut it off whenever I am not ...
2
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1answer
2k views

Battery capacity wear-down, and its relationship to charging practices

As an Android user with many devices I'm usually not very concerned about battery, but Nexus 6P with Snapdragon 810 is somewhat notorious for its short battery life, so it makes me start to actually ...
17
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3answers
40k views

Automatically limit (stop) battery charging at a given percentage

Device : Moto X Play ( Rooted, Stock, Android 6.0.1, msm8916 Board, XT1562) Why do I want to limit charging ? ( Let's leave out whether my reasons are valid or not and accept that I want to, if you ...
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3answers
4k views

Are battery monitors accurate ?

I use GSAM battery monitor. i have flashed a few roms, I get this reading: ~91% battery. 460ma current consumption with regular use(full brightness). 3:40 hours time left(avg last 5 minutes). ...
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4answers
4k views

Relationship between CPU Usage and Battery Usage

I'm comparing the resource consumption of two Android Apps. App A uses accelerometer App B uses both accelerometer and gyroscope After reading these sensors, these apps does some processing on ...
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1answer
188 views

Samsung s7 battery drain

So my Samsung has been extremely overheating and not holding a charge. It went from 80 to 30 in under a hour. I checked the battery usage section in my settings and it say "10378" is using 81% of my ...

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