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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2
votes
1answer
512 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 ...
6
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1answer
23k 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?
0
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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
46k 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 ...
1
vote
0answers
23 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,...
0
votes
1answer
231 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 ...
1
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0answers
128 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
votes
1answer
611 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
vote
2answers
379 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
9k 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 ...
1
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3answers
6k 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 ...
1
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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
vote
1answer
56 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
vote
0answers
433 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
votes
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 ...
18
votes
3answers
13k 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
votes
0answers
915 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 the ...
1
vote
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% ...
1
vote
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 ...
0
votes
0answers
150 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
votes
0answers
199 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 ...
1
vote
1answer
103 views

Reducing Android power usage

I have an Android app that accesses the camera and sends SMS messages. My problem is that the phone will be charged by a battery, so the power usage has to be the minimum. I realized that the screen ...
0
votes
3answers
2k views

Unidentified app using excessive battery

I have a battery drain issue with a stock Nexus-7 (2013), Android 6.0.1, up to date with monthly patches. The battery is losing 15-20% overnight. Turning WiFi off overnight doesn't reduce it, or not ...
1
vote
2answers
3k views

Samsung s6 edge battery drains super fast at 15%

My battery lasts normally during the day however I am observing a weird issue where when my phone reaches 15% battery warning. It discharges in few minutes which to me is counter intuitive. I had ...
0
votes
1answer
2k views

Is it safe to charge Galaxy j7 using Galaxy A5 charger?

A5 has 2900mA battery and a charger with fast charging capability and j7 has 3000mA battery with normal charging. Can I use that to fast charge the Galaxy j7?
4
votes
4answers
708 views

Google Play Store accounts for over 50% of battery use! Solutions?

Google Play Store alone accounts for 52% of my phone's battery use! I would think Google Play Store would only run when downloading or updating apps, or when checking if apps need updated. Since last ...
0
votes
0answers
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 ...
1
vote
2answers
163 views

Can I charge my phone with many different charger speed types?

I have a nexus 6p, and various different chargers which I bought for the phone. One is a slow USB charger (comes with the box). Another is a type c to type c cable connected to the AnkerCore 20100+ ...
1
vote
1answer
411 views

List main CPU consuming processes since boot

How to list the 10 main CPU-consuming process, not in instantaneous CPU usage %, but rather in CPU usage since boot ? i.e. : a process that peaks at 50% CPU during 10 seconds won't be listed a ...
3
votes
2answers
8k views

How can I turn off data when my phone's screen is off and only let data come back on once per hour or so to sync apps?

I have been using an app called Doze which turns off data when my phone's screen is off. I'd like to find a way that would turn off data when the screen is off but would turn on data once per hour or ...
1
vote
1answer
78 views

Find out available mobile network bands in my area and disable scanning for unused bands

I have an HTC 626g+ which was supposed to be released in India, but I'm using it in Russia, which probably has different cellular frequencies available. I've read on certain forums that smartphones ...
0
votes
1answer
220 views

Is there a way to automate data toggle on Galaxy S7 (Edge)

I recently bought a Galaxy S7 Edge. I've meticulously gone through settings for notifications, sync, permissions to eliminate things doing stuff in the background as much as I can find, but none of ...
2
votes
1answer
105 views

How do alarms work with Period Battery Optimization?

My G4 just got delivered an OTC update (V30c-FEB-11-2016, not sure why I just got it now), that contains the troubling text: The battery will now be optimized automatically when the phone or apps ...
1
vote
1answer
225 views

How can I get deep sleep -> coma for max battery life as comms platform?

I'm not an Androidite, just very curious. Arduinos have a timer-driven deep sleep mode that reduces their power requirements by 1000 or so. But it's a specialized and limited device, and a building ...
1
vote
1answer
1k views

How to decrease screen brightness without draining extra battery

I am currently using ZenFone 5 now with android OS 5.0. Even though I've set my brightness to the lowest but it is still too bright for me, and it's battery capacity is low too... so is there any ways ...
0
votes
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 ...
0
votes
2answers
66 views

What is the regular Nexus 5X autonomy?

I bought a Google Nexus 5X a week ago, and I'm surprised by the autonomy. Being 100% charged at 9:00 AM, at ~7:00 PM the battery is empty. I use about an hour of Spotify a day and Facebook & ...
2
votes
5answers
4k views

Samsung galaxy s5 battery Drainig fast

My device is the Samsung Galaxy S5 SM-9000H. Its battery drains very fast, even when the screen is off. It drains 70% overnight. The battery level becomes only 10% in the next morning, although the ...
0
votes
1answer
51 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 ...
0
votes
1answer
476 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. ...
2
votes
1answer
2k views

Samsung Galaxy Note 4: greyscale mode disappeared after upgrading to marshmallow [duplicate]

Today I've received the late Marshmallow 6.0.1 update. It has some unpleasant side effects: Battery is draining fast Greyscale mode has been removed A very ugly grey bar is showing whenever I switch ...
3
votes
1answer
1k views

Persistently or aggressively enabling Battery Saver

I love the Battery Saver feature. When I'm travelling or in other situations where reliable communication is more important than user experience, I want to always have it enabled, sometimes for days ...
0
votes
1answer
489 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: ...
1
vote
3answers
297 views

Mysterious battery drain

My battery has dropped more than the sum of the usage by all of my apps. Has anyone ever experienced this before, or know where the rest of my battery is going? Click image for larger version
1
vote
0answers
866 views

How to make Snapchat use less battery/network?

I barely use Snapchat, less than 10 text snaps per day, only one or two 300KB pictures, and I almost never watch nor send videos. I never use the rightmost activity (branded content). Despite this ...
2
votes
2answers
1k views

Force “Battery Saver” mode in Android Lollipop Cyanogenmod

Forcing "Battery Saver" mode seems to be possible via Settings -> Battery -> Battery Saver -> On using some Lollipop phones, but on my CyanogenMod 13.0-20150316 there is no such option: Is ...
0
votes
1answer
284 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 ...
1
vote
0answers
56 views

Charging Behaviour Changed After Using Car Charger

On a recent road trip, I used a car charger to re-charge the battery on my Nexus 5 phone. Ever since, I have noticed a significant increase in the time required to charge the battery, even when using ...
1
vote
1answer
9k views

Locking the speed of the cpu on an android phone

The battery life of my cell phone lasts for about 6 hours. About 2 days ago I downloaded the app CPUControl to reduce the speed of my CPU. This resulted in more than 20 hours of battery life. However ...
0
votes
1answer
242 views

Nexus 5X, Gmail draining battery after may update

Ever since the may update, the gmail app has been consuming a crazy amount of battery. My battery used to last like 16 hours, now it's only like 5 hours. Anyone else experience this?

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