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.

learn more… | top users | synonyms (3)

0
votes
0answers
85 views

Huwaei Mate 2 - Randomly shutting off

So i have a Huwaei Ascend Mate 2 and it will be charged and randomly shut it's self off and i have to do the power + volume up to get it to boot again i had to recently replace the screen and yes i've ...
2
votes
1answer
301 views

Why don't the percentages on the battery chart add up to anywhere near 100%? [duplicate]

I'm trying to figure out what's using my battery life by looking at the battery page in Settings. (I don't know if this screen is Cyanogen specific, or a stock Android feature.) Here's a recent ...
0
votes
1answer
93 views

Android showing battery at 100% even when left for straight 10 hours in night

Just started using an Android phone and left it overnight to see how long it would last. After about 10 hours the battery is still at 100%, so could there be some kind of delay when it comes to the ...
0
votes
0answers
2k views

Battery draining faster after recharging on Galaxy S4 Mini

I'm struggling with my Samsung Galaxy S4 Mini. Actually the battery is very good and since I don't use my phone a lot, it lasts pretty much 2 days when I let it die and full recharge it. The issue ...
1
vote
0answers
933 views

How to permanently disable mediaserver service?

I am trying to permanently disable the notorious power hogging mediascanserver or mediaserver (whatever it's better known) service on a rooted Jiayu S3. Here are my ADB commands: su pm disable ...
19
votes
1answer
8k views

How does Android obtain battery temperature?

I am curious about the way Android phones obtain the battery temperature. Android has an API called BatteryManager which provides the value of instant battery temperature, but is there an actual ...
0
votes
0answers
14 views

Droid overheats frequently following large files upload

I have a Droid with no SD-slot, a non-replaceable battery, and not that much on board memory (16GB of memory but less of that is usable) which means that memory clearing has to be done frequently and ...
0
votes
0answers
14 views

Do all apps close when I delete my recent apps history? [duplicate]

I searched for this on Google several times, and I couldn't find any answer on stackexchange, so here i go. I have a brand new Nexus 6, with Lollipop of course. But I never really get the recent apps ...
1
vote
0answers
1k views

Why does the Kernel and Android System/Android OS drain my battery?

3 hours since unplugging my phone, and at light usage it's at 61%. It is the kind of problem I've had with my previous phone, and I have with my current phone, often starting a few months in and ...
1
vote
1answer
2k views

Notification led's generic consumption?

Okay I know that all phones got different hardware, and that leads uses just a little power. But. What if I set my led notifcation speed to high (like the light will pulse faster)? How much would ...
1
vote
2answers
1k views

Battery life indicator has failed

A week or two ago my battery life indicator for my Motorolla Atrix 4G has ceased to working properly. The indicator indicates the battery drains ridiculous fast and it's inaccurate. I'll fully ...
2
votes
3answers
4k views

How long device has been running since last charge?

In Android Lollipop, how do I see how long it has been since the last time I charged the battery? I mean I can get the approximate time by eye-balling the graph shown in Settings -> Battery. But, is ...
233
votes
6answers
60k views

Does constant charging harm my Android cellphone?

I usually disconnect my cellphone from the charger some time after it's fully charged because I'm afraid the battery could lose capacity over time if I don't. However, I believe modern electronics ...
2
votes
1answer
188 views

How to preserve battery while trekking remote locations?

I will use my phone while trekking in a remote area and want to conserve its battery. I won't have phone or wifi networks, but I want to record my track using Google's My Tracks and take photos. How ...
0
votes
0answers
23 views

Samsung Galaxy S2 battery drainage

Been having this issue for a while, before, it used to not even operate without being on the charger, and it would stick on 0% battery. When i take off the charger it would turn off immediately. I ...
1
vote
1answer
818 views

30-40% battery drain at night

I am using unlocked Samsung Galaxy S5 G900F model for 1 year. It working fine. But for 3-4 months I cannot keep my phone on overnight. It drains battery to 30%-40%. I have tried all possible solution ...
0
votes
1answer
3k views

Battery life issues on Xperia Z1 after Lollipop update

Since the update of my Xperia Z1 to Lollipop (5.0.2), my battery life is horrible! It takes a very long time to charge it to 100%, and I can only use my phone for a few hours. How can I fix it ?
14
votes
4answers
1k views

How can I improve the battery life on my device? [duplicate]

Possible Duplicate: What can I do to increase battery life on my Android device? My Desire is absolutely great, but with my usage the battery life is really a big problem. I have a few ...
1
vote
1answer
108 views

IM-A870L Radio Interface Layer broke down

I am having this weird problem with my Vega Iron since a couple of days. Past 2 days the battery was down and phone shut off. I put it to charging and when I came back after couple of hours, the led ...
5
votes
2answers
9k views

Google Services battery drain on Galaxy devices

Here are screenshots from my three Samsung Galaxy devices: Samsung Galaxy S3 (left) and Samsung Galaxy S4 (right; click images for larger variants) Samsung Galaxy Note 10.1 2014 (click image to ...
1
vote
1answer
685 views

Is it possible to force enable the battery saver mode in Android Lollipop?

It is possible to automatically enable battery saver mode in Android 5.0 when the battery hits 5 or 15%. However sometimes it would be nice to enable this mode by hand. e.g. when the battery is still ...
0
votes
0answers
203 views

Battery quickly discharged after installation of Lollipop

I have Samsung Galaxy Tab S 10.5. Recently I've updated it to Lollipop 5.0.2 through Odin. Then problem with battery have arisen: charge falls on one percent each three minutes when brightness is ...
1
vote
0answers
195 views

High battery use by apps under location services. But location mode is set to battery saving

Under Settings > location in my phone, the apps listed under recent location requests say High battery use. However the location mode is set to Battery Saving (Networks only). I thought high battery ...
1
vote
0answers
1k views

Why does my unplugged Nexus 5 keep shutting down after any app usage?

I bought a Nexus 5 a year ago and it has been running fine. After the Lollipop update, my phone has started crashing. Even though the phone has enough battery, if I run any app for like 5 minutes (it ...
1
vote
0answers
829 views

Samsung S3 neo battery life started to reduce rapidly from 2 days

I am using a galaxy s3 neo phone from almost 8 months, from two days I was using my computer internet in my mobile through usb. Then yesterday night while sleeping the battery was 47 percentage , and ...
0
votes
2answers
84 views

Prevent battery from overheating

I have the habit of leaving my phone in charge all night while I'm sleeping, but I've read that this is going to make the battery last less time. Would it be possible to automatically stop charging ...
1
vote
2answers
1k views

Can Telegram notifications be disabled?

Can you disable Telegram notifications somehow? I am seeing a huge battery consumption since last few weeks and after upgrading to Android 5.0.2. After one day of use battery app is reporting that ...
0
votes
0answers
207 views

Battery life indicator issue on Alcatel One Touch Fierce 2

I have Alcatel One Touch Fierce 2. When I charge my phone to 80%, within 10 minutes it's on 75, and as soon as it hits 50, it drops down to 1 and up and down over and over again. What's wrong with my ...
0
votes
3answers
473 views

How to check if my battery is OK?

I use my phone mainly for wifi use and I know it is a battery hog. However, what I would like to know is how much time it takes for the battery to charge. I guess it is supposed to take like 4 mins to ...
0
votes
1answer
2k views

Tablet idle issue in New Nexus 7 (2013)

Lately my new nexus 7 table's battery has been draining incredibly fast during idle. I noticed that the "tablet idle" item in the battery life menu is the highest out of all of them (sometimes up to ...
-2
votes
1answer
29k views

Unusual battery drain on note II [closed]

My Note 2 battery is driving me insane. I have been using my Note 2 for like 2 months. And I had been following the recharging cycle where you only charge the battery when it reaches 5% or less and ...
2
votes
1answer
55 views

Does the GPS hardware draw power when no app is using it?

That is to say, does the hardware itself do any periodic updating/searching for satellites, etc, if there an no running apps which require GPS information? If so, what sort of effect does it have on ...
11
votes
3answers
36k views

2G versus 3G: Does it really save battery?

I often hear the recommendation that fixing your device to 2G saves a lot of juice compared to using 3G. Is that true? Or is it really a myth?
0
votes
0answers
43 views

Settings while debugging for battery optimization

I just got my new LG G2 4.4.2 and since I will debug in it a lot, I want to know what settings should I use in order to harm less my battery. While in debug mode, I have 5 options: Charge phone ...
1
vote
5answers
7k views

Is there a way to automatically turn off wifi?

I have an LG P990, and I recently upgraded it to ICS. Since that, the charging is much slower and energy consumption is much faster. I could live with it, I charged it at work and at home too. ...
2
votes
1answer
258 views

Is slow charging bad for the battery?

I know that charging the battery too fast can overheat the battery and shorten battery life. But is charging it slowly, e.g. from a USB 2.0 cable plugged to a laptop, also harmful for the battery? I ...
0
votes
1answer
358 views

What are the ways to increase device Screen On Time?

I have a device with 2500 mAh battery and I usually get around 3hrs+ Screen On Time. Are there ways to gain some more juice...? [I am a rooted user, so any method (root/non-root) are welcomed.]
0
votes
1answer
2k views

Is it feasible to install 3000 mAh battery to MMX A89 mobile?

Device : MMX A89 OS : ICS 4.0.4 Battery : 1400 mAh Is it feasible install 3000 mAh battery to MMX A89 mobile? As internet is ON on mobile so it's getting drain within 6 to 8 hours and I am not ...
2
votes
2answers
8k views

Battery performance of Dual SIM phone running only one SIM

Does a dual-SIM Android phone running only one SIM yield almost the same battery life as a single-SIM phone? Will both the radios be running all the time regardless of whether both the SIMs are ...
1
vote
0answers
367 views

After updating to 5.0, default E-Mail drains battery

Recently I've updated my Sony Z1 Compact to Lollipop and noticed that battery is drained much faster than it was in KitKat. ~50% of battery usage is by builtin E-Mail app, here are the stats: I ...
2
votes
0answers
62 views

Why is the battery usage graph so useless? [duplicate]

Is it just my phone (Nexus 5, 5.1) or did the battery usage graph become useless in Lollipop? I've attached a graph from today that, at first (and second) glance, makes no sense at all. This is after ...
9
votes
1answer
2k views

Battery percentages per app nowhere near total

when I look at my Nexus 5 with android 5.1. battery screen, I can see something like this: Screenshots (click images for larger variants) Sum of all per-app percentages in list is 10. However as ...
0
votes
0answers
693 views

Galaxy S6: Why is “cell standby” consuming battery when “airplane mode” is on?

I just got a Galaxy S6 (Android 5.0.2) and I'm trying to figure out why, when I check the Battery information in Settings, I see that "cell standby" has consumed a lot of my battery (and the ...
0
votes
1answer
161 views

Nexus 5 with android 5.1 has battery life issue

I have Nexus 5 with android 5.1. The phone is fully discharged per day. Although I only make a few calls per day. How to fix it without downgrade to adnroid 5?
0
votes
2answers
1k views

Samsung Galaxy S3 Battery dies extremely fast

My SGS3 had an extremely nice and pretty long battery life until a week ago I used a music download app to download some music. After this I get common notifications like this. And it's scary cause ...
2
votes
1answer
735 views

Even with WiFi turned off it is still the biggest battery drainer (S5 Mini)

I have a Samsung S5 Mini and today I noticed that even when WiFi is off, it is still the biggest battery drainer (oscillates between 20-23%). I also noticed that yesterday the battery drain was much ...
5
votes
1answer
2k views

Does switching user accounts in Lollipop affect battery life or performance?

I recently updated my Moto G2 to Android Lollipop via OTA update. I've successfully installed the update(around 500mb i guess). I saw the new feature of adding new Guest and New user acccounts just ...
3
votes
1answer
352 views

Battery Drain from mysterious wake locks

I have an huge battery drain issue on my OnePlus One running Android 4.4.2 on stock ROM CM11s O5Q with FrancoKernel R35. I googled and searched so many times but couldn't find anything and I am really ...
-1
votes
1answer
81 views

My galaxy S2 battery loses all of it's charge in about 6 hours of minimal use

I switched over to an old phone (like a really old phone) from a windows phone, due to the limitations of that app store. However, I have noticed that it quickly discharges with not much use. I have ...
0
votes
1answer
61 views

Will updating the kernel reset the phone memory?

I updated my OnePlus One phone to the company-owned system, Oxygen OS. The battery now is miserable - it depletes within 5 hours. I am looking for a solution to fix that without wiping and ...