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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4
votes
1answer
3k views

Which uses more battery? 4G lte internet or Wi-Fi?

I usually am within range of my Wi-Fi hotspot, and am using a Samsung Galaxy Note II. I've always wanted to know whether I'd have better battery-life if I was to turn off Wi-Fi? I have unlimited 4G ...
4
votes
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
votes
0answers
245 views

Tasker keeps device “awake”

The "Awake" from the battery page is always full when Tasker is not disabled. I only have some profiles that run on Screen on and off (turn off wifi, change display brightness) Anyway the fact that ...
0
votes
0answers
612 views

Verizon Note 4 battery drain after Lollipop Update

I just had my Verizon Samsung Galaxy Note 4 upgraded to Lollipop 5.0.1 two days ago. I have not been able to get the battery fully charged since then. It charges extremely slowly. When charging ...
0
votes
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? ...
0
votes
1answer
189 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) ...
0
votes
0answers
172 views

Moto G second generation Lollipop auto dialing issues and battery draining pretty quickly

Moto G second generation Lollipop auto dialing issues and battery draining pretty quickly. Even when the screen is locked the phone auto dials the last called number. how to fix this issue? also ...
0
votes
2answers
99 views

Battery-tracking app

I have a Galaxy SIII on Jellybean that's about a year old. I've never had any battery issues with it. The last three days, it's been at 80% when I go to bed at night, and completely dead in the ...
0
votes
1answer
176 views

Battery draining within seconds

I have a Samsung Galaxy S II GT-I9105. My problem is battery draining. It works normally after I charge it to full, but as soon as the battery percentage hits 30%, draining accelerates and will go to ...
0
votes
0answers
177 views

SGS2: Terrible battery life, I've tried everything I could think of

About 2 months ago, my gf started experiencing an odd problem with charging her Samsung Galaxy S2. While it was connected on charger and on stand-by, it would charge only 5% in like 2-3 hours. ...
1
vote
2answers
17k views

How to make rooted android phone faster and avoid battery drain

I have rooted by Samsung S dous s7562 (645 RAM single core 1ghz processor)phone using Kingo Android root desktop App. I decided to root my phone as it was very slow . I have already done the ...
0
votes
1answer
122 views

Network quality related battery discharge

I'm seeing a ridiculous battery drain on my Android/Samsung Galaxy S4 seeming to correlate with network traffic/signal change (see images below). Please keep in mind that the phone sits idly on my ...
0
votes
1answer
92 views

My battery dies very quickly [duplicate]

I've had this issue a couple of months ago too but then I could fix it by turning off an option at my WiFi settings. Now the problem is back but it my previous solution doesn't work. I own a Samsung ...
1
vote
2answers
7k views

Battery of Samsung Galaxy S5 drained in 5 hours on Android 5.0

I received the over the air android 5.0 update a week ago for my Samsung Galaxy S5. I installed the update and since that the my fully charged battery is depleted in 5 to 8 hours. Before the battery ...
0
votes
1answer
152 views

How to replace Nexus 5 battery?

As we all know, the battery in the Nexus 5 is sealed inside the phone chassis and cannot be replaced by the owner the way other phones' batteries can be. I am not particularly in favor of ...
1
vote
0answers
538 views

Enterprise (802.1x) WiFi causing excessive battery drain?

In the past week, realised that WiFi at work (using 802.1x auth) has been draining my battery like crazy. Here are some stats I took over the past few days: Case Connection Duration ...
1
vote
1answer
639 views

edit : battery drain *MYSTERY*

UPDATE 06/02/2015 i have a Galaxy Grand Duos and i constantly faced battery drain issues. after MANY ideas to what the problem could be, (even by samsung service), i decided to root the phone and ...
68
votes
4answers
159k views

Battery Life and First Time Charging on Li-ion Batteries. Myth? [closed]

"Ok you bought a brand new mobile phone with brand new battery, after checking its working ok kindly switch it off and charge it fully (100%) then start using it. IT WILL INCREASE YOUR BATTERY LIFE.", ...
0
votes
1answer
242 views

Galaxy S5 Battery Drain

Galaxy S5 (unrooted) My battery drain isn't dreadful yet, but it isn't getting better. I can't narrow down what is causing it. I have tried keeping my sync turned off, keeping google location ...
0
votes
2answers
2k views

App showing battery charge based on its voltage

I have a xt894 with Android 4.3. I bought an extended 3800mAh battery (Mugen) but the droid doesnt recognize it properly. I tested a couple of battery manager apps, but I dint find what I am ...
10
votes
2answers
36k views

How do I recalibrate the battery of my phone?

After a year using my phone, I noticed the battery drains too fast, but after shutting down I manage to make it work again for a couple of minutes before it shuts down automatically. I read that to ...
18
votes
3answers
19k views

Google Services is killing my battery by keeping phone awake

In the last few days my Galaxy S3 has gone from lasting 12-13 hours to about 6 hours. On checking the battery monitor it seems to suggest that the phone is constantly staying awake and that Google ...
3
votes
3answers
363 views

Phone kept awake for half an hour after arriving home

My Moto X (2014) running Lollipop 5.0.1 sometimes starts chewing through battery upon arriving home after being away (or, possibly, getting back on a wi-fi connection is the trigger?). It does this ...
0
votes
1answer
852 views

Contacts Storage process consumes more than 53% of battery life

My battery doctor app points to "Contacts Storage" which is a native Android process as the chief consumer of battery life. Can't disable the process because no other app can reach or display my ...
0
votes
1answer
50 views

Is it appropriate to heat the device using CPU when it's cold?

If I want the device to heat up for some reason (to warm my hands, to keep the display responsive below 0 centigrades, to avoid battery frost damage), is it appropriate to load all cores of CPU and ...
1
vote
0answers
35 views

How can I monitor Android device's battery status through LAN or the web?

I would like to know if there is a way to monitor the battery status of different Android devices across a LAN network. Ideally it would be a web browser interface that shows the battery level of each ...
1
vote
1answer
144 views

Samsung Galaxy S2 new battery dying too quickly

I'm trying to figure out if the new battery is faulty or if there could be something else causing the battery to charge the whole night and then die after half a day. If I take out the charger while ...
1
vote
1answer
670 views

HTC One M8 Charging Issues

I just wanted to check if my HTC One M8 is working fine, I just got it and it's brand new but the battery runs out in 4 hours of non stop use and mobile data usage and when I charge it, it charges at ...
2
votes
2answers
3k views

Are the Battery Doctor and/or CM Family Suite app(s) needed? [closed]

I've got an HTC One M8 with KitKat 4.4.4 until Lollipop 5.0 comes out in January. I'm a convert from Apple iPhone Gen 1 all the way up and this is my first Android device ( which I love BTW ). With ...
1
vote
0answers
192 views

Device randomly restarts and has battery drain after .apk file installation

I'm developing an Android app, and at the moment I let to install as an .APK file from my webpage to my close friends. On the device of one of them, the installation causes an error and the App ...
1
vote
3answers
4k views

Nexus 5 whole battery drained in a single night

I charged my phone to 100% before going to sleep. I used it for only few minutes and found out my phone was off in the morning because all the battery was drained. I charged it and saw battery stat ...
1
vote
1answer
262 views

Battery drain RATE alert?

i've used multiple generations of Nexus devices, some more stable some less. It seems like there is always some combination of hardware, system image and installed app set that creates a situation ...
5
votes
4answers
7k views

Android Antivirus Software (solution and battery life relevance)

Is there a security solution for Android that's vastly regarded as "the best" one at the moment or is it like in the PC world where there are 3-4 which are "the best"? Also, what should I expect to ...
0
votes
1answer
63 views

Camera battery consumption report

I am using a Xperia Z3 with android 4.4.4. I can't find how much battery is consumed by the camera app. I tried with the included Power Management-> battery usage option but can't find it there.
0
votes
1answer
59 views

Battery Draining Faster than expected

Can someone help me take a look at my stats? I was wondering why my phone is draining faster than I thought it would. As you can see, it's down 98% and Screen is on for just 7M in 23minutes time. ...
0
votes
1answer
166 views

Charging issues for Samsung Galaxy S2

Just wanted to see if anyone knows what is going on with my Samsung Galaxy S2. The problem is that when I fully charge the phone normally at night I have sometimes turned the phone off after it is ...
1
vote
1answer
133 views

Battery Life of the Samsung Galaxy Note 3 with andriod 4.4

Since the update on my Note 3, I have noticed a decrease in battery life. So my questions are, does the 17% increase in performance come in a decrease in battery life? Is it 4.4 using up more ...
1
vote
4answers
9k views

Battery drain on Galaxy Note-I after updating to Jelly Bean

I have Galaxy Note-I (N7000), and upgraded to Jelly Bean 4.1 today. The battery drains fast. Do we expect any update from Samsung on the battery drain issue, or do I need to downgrade to ICS?
5
votes
2answers
3k views

Google Search App Draining Battery on KitKat

I am talking about the app that shows up as "Google Search" in the Battery statistics. My Phone is a Nexus 4 on KitKat. This app draws a lot of battery, up to 50% in idle standby. It also has a ...
1
vote
0answers
18 views

Is it safe to leave the charger connected to the tablet through the night, or that it will shorten battery life [duplicate]

I have a Chinese tablet with a red indicator while charging, which turns orange when it is fully charged. Is it ok if it remains connected to the charger after charging is complete?
5
votes
1answer
3k views

How does the Android OS estimate remaining battery time?

Is it known how the Android OS estimates time to failure / remaining battery charge? I am doing a school project about battery estimation on mobile devices but have not been able to find any ...
8
votes
1answer
15k views

Is there an efficient way to calibrate the battery than using some apps?

Is there an efficient way to calibrate the battery of my tablet in order to prove or disprove the very low battery backup than using some Apps.? The context is that my tablet is giving a very low ...
3
votes
4answers
2k views

my samsung galaxy 2 battery is draining to fast!

I have an Samsung Galaxy S2 GT i9100. I have had it for quite a time, but today I noticed something strange: First my battery had not been charging while I was sleeping: when I woke up I had only ...
0
votes
3answers
3k views

MOTO E battery drops suddenly to 0%

My moto E phone is not even a month old and already i'm having a HUGE problem with it. I charge my phone to full battery, sometimes during a whole afternoon or night. Then in the morning or at 100% i ...
1
vote
1answer
2k views

Can I turn off all “Notification” of all apps, services in Android phone?

I found tips to improve battery in this link: http://www.gottabemobile.com/2012/10/30/hurricane-sandy-crisis-map-puts-shelters-storm-info-alerts-power-outages-on-mobile/ In this link - author said we ...
0
votes
1answer
1k views

Can a Custom ROM affect the performance of my battery?

My Device is Samsung Galaxy S4 I9500. A week ago, I flashed a custom ROM on my Device, now my phone's battery drains out even if the phone is on stand by. Previously, it degraded but not so ...
1
vote
1answer
718 views

Neo V with 4.0 ICS update — battery problem

My Sony Xperia Neo V battery performance has gone down very badly after upgrading to ICS. It mainly happens when I have my mobile data/internet turned on. How can I improve the battery performance?
1
vote
0answers
233 views

How can I troubleshoot what is causing 'Android OS' to eat up lots of battery?

Are there steps I can take to rule things out eventually leading to a root cause? I am currently using the latest Dirty Unicorn ROM on a Nexus 5. For the same of argument, consider the case where ...
1
vote
1answer
118 views

Can I run apps with similar function?

Recently I have installed Juice Defender and Greenify. Unknowingly I ran both of them. The result is pretty great (battery almost stopped discharging). Battery levels stood constant for hours when my ...
1
vote
1answer
526 views

How to list apps, which have a permission to access the camera?

I am experiencing the problem with the mm-qcamera-daemon on a Nexus 5 with 4.4.4, as described in this question. I would like to know if there is a way to see which apps have a permission to access ...