For questions related to batteries on Android devices. Questions about battery life should be tagged with [battery-life]

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0answers
13 views

Samsung Galaxy Star Shows Charging paused Due to Battery temperature too low

My phone stops charging because the battery temperature is too low, somebody told me to change the battery. How can I solve this problem?
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1answer
12 views

Nexus 4 charging/uncharging while plugged in

I have a problem when charging my nexus 4, I tried looking around to no avail. My problem is that when I have my phone plugged in to charge, it doesn't charge. Instead it flickers between charging and ...
2
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2answers
103 views

How to troubleshoot overheating and high battery drain in an Android Device?

Device info: Model : Micromax Canvas Nitro A310 Android Version : 4.4.2 Kernel Version : 3.4.67 Device Status : Rooted, Philz touch recovery, Xposed Framework installed Issue: My(relative's) ...
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0answers
9 views

Battery Problem

I am using Samsung Galaxy SII Plus Gt-I9105. My problem is that my battery indicators/Sensors are crazy. When I charge my phone, the battery indicators(3rd party app & a small text in the ...
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0answers
44 views

Does turning Bluetooth on use more battery than sending 1 byte of data every second with a long interval in between? [on hold]

I'm building an app that sends 1 byte of data every second for 30 seconds through Bluetooth. After 30 seconds there is going to be an inactive state that ranges from 15 seconds to 30 minutes where the ...
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2answers
1k views

Asus ME302C tablet charging forever and doesn't start

My Asus ME302C tablet was giving charging problem lately and is completely dead now and not starting up. Around 5 days back, its charging got stuck at 55% and it never went ahead even after charging ...
0
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0answers
15 views

Can my phone be affected if the charger explode while charging? [closed]

I was charging my Intex Aqua HD phone with a different charger and the charger explode. The battery blots after the explosion, and the phone became very hot. Can it affect the phone?
28
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3answers
33k views

Do I have to charge my phone before I use it the first time?

When I got my last phone, a SE k850i, I was recommended to charge it fully once before I even turned it on. Does this apply today as well, for my coming HTC Desire HD? Why was I recommended to do so ...
0
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1answer
46 views

Why does my battery show more charge before restarting than after?

My battery shows that it's at 50% and after restarting my phone it shows 30%. Another time it was at 40% and after the restart it became 5%. The device is a Samsung Galaxy Grand Neo, not rooted and ...
3
votes
1answer
175 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 ...
0
votes
3answers
3k views

Samsung S duos - showing charging symbol but percentage not increasing

I have samsung s duos. Suddently one day, when i was charging .. though the indicator shows charging, the battery level keep going down. I restarted mobile... still same issue. Then i tried with ...
-1
votes
1answer
29 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
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1answer
5k views

battery draining problem in samsung galaxy note 2

I've replaced my damaged battery with a new one in my samsung galaxy note 2, but it drains too quickly. After fully charging the battery, when I leave the phone without using it (the screen is ...
1
vote
1answer
3k views

Having serious technical problems / crashing on my Samsung i9300

I have a Samsung Galaxy S3 (i9300) that I've been using for slightly over a year. I am a rather heavy-duty user of the phone, and have used in intensively for that time. I do take care of the phone ...
0
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0answers
45 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 ...
1
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2answers
2k views

How much battery drain do push notifications cause on Android 4.1?

I've got an S3 on 4.1, and I have a lot of apps which have push notifications. This is convenient, but I want to know if 4.1 is set-up to use push notifications efficiently with regards to battery ...
0
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0answers
139 views

Google Play services using up battery - Why and how to fix it?

Why would Android devices have "Google Play services" using up the second-most amount of battery usage over a 24 hour period (second only to screen power)? On one device, I see "Google Play services" ...
1
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0answers
65 views

Battery charging however phone not turning on, after being in a puddle

A while ago I dropped my Samsung Galaxy S in a puddle, the phone came apart (the battery & back cover came off). I quickly wiped the parts and put them in my pocket (without turning it on), when I ...
3
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1answer
4k views

Looking for a consistent answer about battery calibration

This forum is full of questions about battery calibration. The thing is, that either I'm blind or one answers contradicts others. In particular: For example forums says, that battery should be ...
0
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0answers
71 views

How to enable battery percent in moto g2

At the time charging battery percentage will display on lock screen on my moto g2. How activate this percentage permanently in status bar aside battery symbol Will anyone please help me
0
votes
1answer
50 views

Massive battery drain after factory restore

I've been struggling the last couple of days figuring out a way to solve my mass battery drain issues on my android phone (Samsung Trend Android v 4.2.2). Since my time for finding a solution was ...
0
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0answers
59 views

Do applications run in user profiles that are not active / run in background profiles?

I configured 3 user profiles with each their own google account on my device (Nexus 5 with Android 5.1). When I switch the user profiles, do the applications keep running in the user profiles that ...
2
votes
0answers
84 views

Why does my Android 4.4.2 sudden have a battery drain (Wiko Bloom)?

I'm currently using a Wiko Bloom, with Android 4.4.2, using the latest manufacturer update. A few weeks ago I was trying out the Llama app and after a while I noticed that out of nowhere my battery ...
0
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0answers
32 views

is there a way to set battery save automatically at night?

I would like to enable the battery saving mode at certain time and disable it at another time every day, is this possible?
0
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0answers
12 views

should (or shouldn't) I clean the ram when I closed all applications?

This might be a bit of a general question but nevertheless: Performance wise: should I, when I kill all apps (or some of them) also clear memory? I know that android keeps a stack of apps ...
0
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1answer
1k views

How to calibrate a new Nexus 5 battery that's higher capacity than original?

Just got a KBTEL battery that's 3800 mAh compared to the original 2300 mAh nexus battery. I charged it dead overnight, and now its been running for more than 7 hours and the capacity shows below 5% ...
0
votes
1answer
212 views

Battery drains very quickly on Samsung Galaxy S5

I have purchased a Samsung Galaxy S5 from the store. I open it and I begin by charging it for the first time, but without turning it on. The battery was 61%, so I waited until 100%. After that, I ...
2
votes
1answer
597 views

Where is the battery animation called?

I have a tablet from China, it's a Q8H Allwinner. It is rooted, and I've browsed the internal storage for hours to find the battery animation, I found them at framework-res.apk... Now I want to find ...
0
votes
0answers
32 views

Why won't my tablet charge fully after continuous use of a different charger?

My Android tablet had a charger with output 5.0V 2000mA. Of course, it got damaged and I found another charger that suits the size. Its output was 5.0V 880mA. I used it for months. I noticed my ...
1
vote
1answer
3k views

Battery goes down from 100% to like 80-75% so fast

Why does my LG L90 battery goes down from 100% to like 80-75% so fast (about 30 mins) and then the battery lasts quite a while? Is it because the battery has been charged only a few times? Because I ...
6
votes
2answers
388 views

Display turns on at midnight?

Every day at midnight the display on my tablet (Asus Transforer TF101 ICS) turns on for a few seconds. Ordinarily, this wouldn't be a big deal, but I am using the Screebl application, which keeps the ...
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0answers
8 views

extending battery life [duplicate]

when a charge of the battery is disrupted (you urgently need to pop out and your phone was charging) is it better to charge again once you have the chance or do you wait until battery is low again? ...
1
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3answers
242 views

android app to shutdown below certain battery level

Does anybody know of an app or how to programmatically make my phone turn off when the battery level is below 50%? At the moment it does this when the battery level (or voltage) is critically low, ...
0
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0answers
26 views

Do Mi Power Banks Supposed to Charge via AC or USB Mode?

1) Using the common cable (power + data), does Xiaomi power banks supposed to charge via AC or USB Mode? 2) Is the OEM cable in included in the packed supposed to be "power + data" or "data-only"? ...
4
votes
1answer
1k views

Download Manager causes high CPU usage on Motorola Razr with stock Android 4.0

My Razr (Stock ROM 4.0) is very very hot. After some research I found com.android.providers.downloads is responsible, since it's using about 60% of CPU. I have tried killing it, and it respawns, ...
0
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0answers
47 views

Difference between task killer, battery optimizer, removing (slide out) open app

Recently I am pretty concerned about my battery and apps that eat up phone resources. These are the solutions I end up with: Free up RAM: clean master one tap boost. Grrenify that 'hibernate' apps. ...
1
vote
1answer
8k views

Battery Trickle Charging, good or bad?

What are the side effects of using apps that trickle charge battery. App like "Battery Doctor". It charges around 30-50 (varies with device) mins after battery is fully charged, which results in a bit ...
0
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0answers
43 views

Problems with Moto G (2nd Gen) Lollipop software update [duplicate]

It takes 10 hours to 100% charge. It occasionally hangs making it very difficult to handle. It's overheating badly when playing games. Lollipop software is causing too many problems after updating ...
0
votes
1answer
82 views

Should I charge phone overnight or let battery down to a minimum?

For many times I found myself in a situation, that my battery charge was about 25-30% when I was going to sleep. Since I was always told to not let battery down below 20% (correct me, if that's wrong) ...
9
votes
5answers
4k views

Is there a quick-fix for the Galaxy Nexus when it signals “charging” without beeing connected via USB?

My Galaxy Nexus goes into charging mode but when it isn't plugged in. The battery symbol then indicates a charging and when in suspend mode, the display turns on which drains battery rapidly. I am ...
0
votes
1answer
25 views

Is there a universal way for a circuit to detect battery life and report it to the stock OS? [closed]

It must be noted that I know very little about programming, and don't even own an Android device, however I am considering building one(Learning whatever it takes.) My question is simply, if I were ...
1
vote
0answers
34 views

How to troubleshot: IpcThreadState log spam / system_server eating battery

The last days, i encounter the issue of my phone draining its battery fast (about 10-15%/h when idle). I'm trying to see what's happening, there are no unusual or suspicious alarms or wake locks. ...
0
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0answers
10 views

android battery problem

I have had common problem when charging my phone with Android the battery reaches 90 percent and the time on battery resets to zero and 89 percent it remains on showing exact time on standby - is this ...
8
votes
1answer
20k views

How to set gmail sync frequency?

I want to know how often Gmail checks for new emails because I need longer battery life. How can I see/set this? I want to set it so that, for example, it checks for new mail every 10 minutes and ...
0
votes
0answers
168 views

Galaxy S5 keeps restarting

I have recently gifted a Samsung Galaxy S5 and every time I turn it on I face with message: check battery cover Something similar to this one But my main problem is that it restarts randomly ...
0
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0answers
47 views

Running an Android phone as a pure phone - disabling the computer part

This question is not about pre-installed apps but more about apps which are part of Android. What are all the apps (which come in the factory condition) which I can disable if I am planning to use an ...
13
votes
6answers
637 views

Wearing down battery as fast as possible

I am trying an experiment and I need to wear down my Droid Incredible's battery as fast as possible. What apps are known battery hogs? I've already beaten Angry Birds so that one is off the list for ...
1
vote
2answers
8k views

Turn off cell standby?

I have a Droid Charge, but I live overseas and it's not an international phone so I can only use it for wifi. It is constantly searching for a signal that doesn't exist and it's eating my battery up! ...
2
votes
1answer
70 views

Computing when on charger - long term effects on battery life

Donating your computational power for scientific projects is, in some cases, available for Android. One of them, the World Community Grid, states that "Using the application will not significantly ...
4
votes
2answers
70 views

is there a reliable source of charging current?

I am testing several chargers and cables to find the optimal combinations for a fast charge. I was so far using CurrentWidget and was getting just a few values, (independently of how much the battery ...