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.

192 questions with no upvoted or accepted answers
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21 views

New Samsung Note 9 battery charger compatibility

I just bought a new Samsung Note 9 (Exynos 9810). Little did I know that the model I ordered was the EU version and not the US version, so the charger I received was unusable with any of my power ...
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15 views

What is solution for automatic battery draining?

I'm using Asus Zenfone Max Pro M2. Running on pie. It has 5000 mah battery. It should long last upto two days. But hardly getting one day battery backup. Even for minimal use. And battery ...
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15 views

How to to do background restriction to all possible apps in Adaptive Battery?

In Settings > Apps, we can tap each app and apply battery background restriction. But, how to to apply background restriction to all possible apps in Adaptive Battery? Is it possible via an app or ...
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11 views

Can you judge a battery by idle up time?

Is how long a pixel phone lasts when idle an indication of the battery health. For instance, is the graph below a reliable indication that this particular pixel xl has a healthy battery?
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15 views

Multiple chrome tabs impact

I am interested in finding out how much impact on battery usage,data usage and memory/ resource drain does occur on my Android 8.1 (Oreo) when I have multiple instances of apps ( facebook 3 pages ...
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267 views

How can I change Android refresh rate using ADB?

I'm having serious battery drain on my phone. I've tried stopping apps but I don't think it's helping. So I wanna ask if is it possible to change the Android refresh rate or the frame rate without ...
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11 views

Bravia engine 2, turning off to save battery?

As the title suggest does turning off Bravia engine 2 helps in prolonging battery life? I don't know how engine works or what it does (does it enhance picture and videos only in gallery app or ...
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110 views

HTC desire 530 battery drains fast

I tried everything to prevent my battery from draining, but noting seams to help. I've tried a new battery, power saving apps, getting rid of apps. Is this a software issue? Would a rom help with the ...
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342 views

Does Digital Wellbeing affect battery life when the phone is not used?

I know the point of this app is to reduce usage of the phone (specific apps), which results in longer battery life. And maybe reduces battery usage a little by making the screen black and white, when ...
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35 views

Battery charge drops very quickly while internet connection is on

There are many questions like this, but mine is slightly different from those. I am facing these weird problems with my phone, which are beyond my calculations: My phone's battery charge drops very ...
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38 views

Huge battery power consumption with one particular SIM card

I have a Vodafone SIM card in an Android phone. In that phone, there is a 2000 mAh battery. I had noticed that the battery was discharging very fast, about 2%/hour when idle! At that time, no battery ...
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1answer
349 views

Is there any way to mass background restrict app battery usage?

My Pixel 2 has been experiencing severe standby battery drain (last night it went from 95-30 while I slept), and I'm pretty sure it's one of my apps' faults since it doesn't happen when I reboot the ...
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165 views

Extraordinarily fast battery consumption

I have been using Xiaomi Mi Max (4/128) (now running on MIUI 10.2.1.0) for over two and a half years and as the time passed, my battery started to die pretty quick - I used AccuBattery to check the ...
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793 views

Does Huawei's super charging affect the battery?

I have a Huawei P20 pro and it came with a "super charger" that can take full charge the phone's battery really quickly. Sometimes in less than an hour. I wonder if this affects the battery's ...
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335 views

How to add apps to “Ultra power saving” mode (UPSM)

The Samsung "Ultra power saving" mode is very useful to increase battery time, and when you are on an emergency. However, functionalities are too much limited. At least I miss note taking app and ...
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41 views

How to disable sensors on-demand to reduce power consumption?

Nowadays, any Android device has a big sensor amount implemented. It is true that most of the sensors do not require a considerable amount of power for their operation. But the sum of the power ...
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1answer
42 views

Do Samsung batteries actually charge to 100% capacity?

My understanding on Li-on batteries is that they don't like to be charged to 100% capacity and that it can prematurely degrade the battery. Something to do with voltage increasing and heat at the last ...
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1answer
30 views

How to reduce power consumption? - Honor 7

so I have an honor 7, had it over 2 years now. It has seen better days, I need a new phone however don't have the money as of yet. The phone must always be connect to a charger, using a fast charging ...
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52 views

Restart charge from powerbank on rootet phone

A have rooted android 4.3 device and charge it from power bank. Charging stop after 100% and not continue after phone discharged until i unplug and plug again usb connector or push butoon on powerbank....
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1k views

Why “unmonitored apps”? How to monitor app's power usage without restricting it?

I want to allow a certain application to run on background even in power saving mode (because I need timely notifications). I guess the only (?) way to do it on Android 7 is: Settings -> Device ...
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1answer
530 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 ...
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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 ...
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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 ...
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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. ...
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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 ...
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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 ...
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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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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 ...
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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% ...
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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 ...
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3k views

CELL STANDBY Battery Drain

When I got the phone (a5 2017) it was all great, the battery was fantastic I was so happy I got that phone. But lately I saw that my battery was draining pretty quickly, so I checked the battery ...
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1answer
246 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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1answer
25 views

Why does 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
248 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
68 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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1answer
176 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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1answer
14k views

What does the setting “Standby intelligent power saving” do?

I have purchased a new phone, Alcatel Pixi 4 (5") running on Marshmallow. It has enabled by default a setting called "Standby intelligent power saving" in the Battery settings, but I can't find (...
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1answer
208 views

Killed my phone by USB tethering

I couldn't connect to a WiFi network over my laptop so I used my phone to connect to the WiFi network instead and activated USB Tethering. When I started, the battery was empty. I started charging it ...
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36 views

How to configure an Android smartphone not to lock itself too quickly?

I am alone at home, working on my laptop. The phone lies nearby on the table. Occasionally somebody texts me, I take and unlock it to see what's up. Then, after I put it away, in 15 seconds it turns ...
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1answer
3k views

Why is my News & Weather app using so much data (and battery)?

I'm running Android 6.0 on an HTC M9. In the last 13 days, my News & Weather app has used 1.37GB of data. In that same period, Google Play Store used 1.22GB. For a few weeks now I have had ...
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1answer
50 views

Nexus 5 battery inaccurate

My Nexus 5 is very inaccurate with its battery life, it will usually die at about 90-85% but occasionally it goes to ~40% before dying. is there anyway for me to tell it "Hey! You have 0% battery, fix ...
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1answer
473 views

New CPU spinning problem

I have a number of phones, a few droid 3's running 2.3.4 and some samsung S2s running 4.0.4, that all at the same time started having the exact same problem last week. They just started spinning cpu. ...
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1answer
377 views

Android Batterystats Report

I'm working on a research project about Android smartphones power consumption. Using "adb shell dumpsys batterystats" interesting stats can be obtained. For example: Statistics since last charge: ...
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1answer
280 views

Does You Android drains battery after system update?

I've recently received 2 updates for my Samsung Galasy S5 (SM-G900F) Android 5.0 There was security patch 2015-05-01, and some other update. I can not prove that, but my battery drains like 3x ...
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1answer
553 views

Are wakelocks only when screen is off?

If so, can I block all third-party app wakelocks since I want the apps to run only when my screen is on? I understand that this would break some functionality like receiving whatsapp messages when ...
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467 views

My Redmi 2 Prime's battery usage is inconsistent after OS reinstalls

Recently after I updated my phone to MIUI7 the battery increased from 9 hours internet browsing backup to 10 hours and 4 minutes for Internet Browsing backup. But after I tried to roll back the OS to ...
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1answer
67 views

Android lollipop Wi-Fi murders battery

I have an unrooted galaxy S6, Verizon, and Android 5.1.1 on it.Each night I fully charge my phone, and it never leaves my pocket after 6 am or gets used until 2 pm. At 2, the battery may be around 90%...
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1answer
727 views

Marshmallow: Apps NOT battery optimized still seem to doze off

I have a Nexus 6P. I have disabled battery optimization for a few apps and yet those apps still seem to doze off. Specifically those apps are 1) a sip client (csipsimple and bria) and 2) pushover. ...
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533 views

How Doze (marshmallow feature) work during playback?

We know that Doze mode starts the 'ultra power saving' when the device isn't moving. But what happen if we leave the device on a table playing music with the screen off? EDIT: I experienced the ...
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925 views

How does the android system calculate remaining battery time

I am aware that the Android OS when calculating time left it cannot really calculate true usage, and an A.I. algorithm that would learn how you use your phone and give better estimations would ...