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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2answers
927 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
355 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
45 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
45 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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0answers
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 ...
1
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1answer
205 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 (...
0
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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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0answers
57 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. ...
3
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0answers
177 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
404 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
283 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
357 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
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. ...
1
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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
45 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 ...
0
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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
1k 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
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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2answers
117 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
votes
1answer
1k 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 ...
10
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3answers
26k 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
3k 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
3k 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 ...
0
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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
206 views

How can I check my battery health (do I need a new battery)?

Is there a way to see if my android phone needs to have it's battery replaced?
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1answer
3k views

com.google.android.gms destroying my battery

Something happened around two months ago. Since then, 2 or 3 times per day the app com.google.android.gms begins to consume battery like crazy (rooted Android 4.4 in a Galaxy Note 4). I think this is ...
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2answers
387 views

How should I charge my phone ( avoid fast charging)?

I've recently got a new Samsung Galaxy A5 (2016) running Android 6. It's great, but I'm not sure how to charge it properly. By using the charger that came with the phone I get a notification saying "...
0
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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 (...
2
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1answer
488 views

Is the fast charge safe for long-term usage with Li-Poly battery?

Phone: Honor 8. Question: Supposing I have Li-Poly battery, will the fast charging via provided Huawei Quick Charge 9V/2A charger affect the battery life? Citation from the official site: 9V/2A ...
3
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1answer
11k views

Battery life difference for 5 GHz vs 2.4 GHz WiFi - which is better

Are there any difference for phone battery life when connected to 5 GHz access points vs connecting to the same at 2.4 GHz?
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1answer
36 views

How to lower battery consumption on a S6 edge

Im not sure on what site I should be asking this. So my phone is an s6 edge and it consumes too much energy. Im curious of how we can reduce the phone consumption using some app or root option I can ...
6
votes
3answers
40k views

Does 4G consume more battery than 3G if I don't use it for data?

Each generation of G consumes more battery [( 4G compared to 3G or 2G) or ( 3G compared to 2G) ] than the previous one when used for data, since more complex algorithms are required to process higher ...
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0answers
17 views

Is it possible to limit power supplied by host connected with OTG cable? [duplicate]

Is it possible, to lower the power that is supplied to the devices through the OTG Cable by messing around with the host? My Galaxy S3 is the host and this connection is draining battery well to fast,...
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1answer
224 views

Task Manager and profiler for Android Wear apps

I have three questions about Android wear apps. Is there a way or app for closing individual apps on Android wear ? I tried Task Manager for Android wear but it doesn't work on my LG Watch R. how ...
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0answers
124 views

Lollipop - Google Play Services is murdering my battery when roaming

I'm on vacation in America, and ever since I got here, my Samsung Galaxy S5 running stock Lollipop (no updates pending) has been burning through its battery at about 1% per minute (with the screen off)...
0
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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 ...
1
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2answers
288 views

Why can a new battery suddenly drop its charge?

I've been using my Lenovo A328 for less than a year, when its battery started suddenly dropping its charge from ~80% to 15%, then even to 3% and less and the phone switched off. I've now replaced the ...
2
votes
1answer
7k views

Android smartphone battery suddenly drained twice as fast than usual

I own an Android smartphone that I'm very little using (even to phone!), so since I got it (about one year) I use to be notified for charging it only once every other day. (the only notable service ...
0
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2answers
3k views

Can I prevent my S6 from reducing brightness at 5% battery?

My Samsung Galaxy S6 with Android 6.0.1 always dims the screen when hitting 5% remaining battery. This is very bad in bright sunlight because the screen gets so dark that it's impossible to use the ...
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2answers
2k views

Galaxy Note 4 turns off at about 15% remaining battery capacity

I've been using my Note 4 for more than 2 years now and I'm absolutely happy with it, except for that one issue: the battery indicator on top does not match the real remaining capacity of the battery. ...
1
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1answer
51 views

Does auto-disabling WiFi based on GPS fences save battery life?

I came across an IFTTT recipe that auto-disables WiFi on android when leaving a geographic area. The idea being that it save battery life since it wouldn't try to use WiFi elsewhere. Does this idea ...
1
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0answers
426 views

Asus ZE551KL Wifi Battery Drain when turned on but barely using it

I recenty bought an Asus Zenfone 2 Laser (ZE551KL) with Marshmallow. Battery wasn't good from the start but it got worse and worse, mainly because Wi-Fi uses up to 2/3 of a full charge. I don't watch ...
2
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1answer
2k views

STAMINA / Ultra STAMINA mode on Marshmallow?

Since the update to Marshmallow, I can't find the STAMINA or Ultra STAMINA modes in the options or app drawer. While there now is a option that seems to do a equivalent of the STAMINA mode, I presume ...
11
votes
3answers
6k views

Ideal charging / discharging percentage for maximum battery life?

One of my friends has a relatively new Samsung smartphone. He has this app that notifies him whenever the charging is up to 80%, and tells him to unplug the charger. He tells me that it will increase ...
10
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0answers
871 views

Doze behaviour on Nougat (7.0.)

Doze behaviour has been changed in Nougat. Doze is implemented in two stages When a device is on battery power, and the screen has been off for a certain time, the device enters Doze and applies ...
1
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1answer
3k views

How to fix /system/bin/sdcard process draining battery?

After noticing a huge decrease of my battery life, I used the application GSam Battery Monitor to find the origin of the problem, and discovered that the process /system/bin/sdcard was using about 90% ...
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2answers
2k views

Is it beneficial to turn off GPS (or turn location to battery saving) in Marshmallow?

Usually, I turn off GPS sensor (or set it to battery saving mode) where I am familiar with, or in the room. However, I noticed that when I flashed a new ROM, say Cyanogenmod or OmniROM, I found that ...
1
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0answers
145 views

Too much draining of battery at night

I have Samsung Galaxy core gti8262 rooted. And smoothly running on custom rom. I am having the battery issue in night my phones battery drains suddenly from 80% to 40-35%.I don't know why is this ...
2
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0answers
143 views

“10387” using up battery

I have absolutely no clue what this process is. I've never seen it before, and I check the battery usage tab a lot. I'm worried it's a virus or something, although I do have CM Security installed, I ...