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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1answer
12k views

Why are Dialer, Cell standby, and Phone idle killing my battery?

HTC G2 with Cyanogenmod 7.2.0, T-Mobile. It used to last all day, I'd always plug the phone in before bed and it would rarely run out of energy before then. Lately it runs out mid-day. Today I ...
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1answer
675 views

Can I prevent ICS browser from using CPU while in the background (without back-button exiting)?

I'm running ICS 4.0.3, and I notice if I have the Web app (default browser) open, but not in the foreground, it still uses a lot of CPU (25-50%), based upon the built-in Android Task Manager. Other ...
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1answer
314 views

App to show battery current or rate of change of voltage, short term info

Id like to have quick feedback about how what I do on my phone affects power usage, but cant seem to find a good widget or app for that out of the hundreds out there! Anyone know any? Thanks
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1answer
1k views

Xperia X10i slow

Did anyone experience the x10i to become very slow in any given day? After restarting work for few hours fine and then suddenly become. Battery drainage is also very quick almost 4hours of some ...
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1answer
726 views

Why is my battery life fluctuating?

I installed CM7 on my LG P500, and ever since the battery sometimes lasts 30 hours, sometimes for 8 hours, under the same usage and same power state (conservative). How can I fix this?
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0answers
3 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 ...
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0answers
55 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" ...
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0answers
34 views

How does battery charging apps work?

How does battery charging apps record 3 different stages of charging i.e., slow charging (0-70%), fast charging (70-95%) and trickle charging (95-100%) states? Does this mean when battery percentage ...
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0answers
32 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 ...
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0answers
233 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 ...
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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? ...
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0answers
76 views

“Battery too low to update automatically” message

My phone is less than a year old, and I really don't use it that heavily, but the battery life is terrible at times (not always). Sometimes, it will drain to single-digits (percentage-wise), and then ...
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0answers
92 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 ...
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0answers
37 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 ...
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0answers
66 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. ...
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votes
1answer
52 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 ...
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0answers
47 views

Nexus 7 max battery capacity dropped so fast

I own a Nexus 7 2012 running Android 5.0.2 Two months back when I installed battery doctor and checked my maximum battery capacity it showed 3950mAh. Uninstalled the app, yesterday I re-installed the ...
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1answer
51 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 ...
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0answers
374 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 ...
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1answer
198 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 ...
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1answer
78 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 ...
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1answer
219 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 ...
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1answer
41 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 ...
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0answers
144 views

Asus ME302C tablet charging problem

This is in continuation to my earlier question (Asus ME302C tablet charging forever and doesn't start). Somehow my account is messed up so posting new question. My ASUS ME302C tablet stopped ...
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1answer
69 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 ...
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0answers
191 views

Wake up to find that proximity sensor is on

Samsung note 2 KitKat 4.4.2 It happens repeatedly for the last few days Before sleep: fully charged, clean all the background apps, turnoff GPS turn on flight mode. The next morning, battery ...
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0answers
99 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 ...
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1answer
27 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.
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1answer
36 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. ...
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0answers
26 views

uncertain android battery backup

I have a Moto G XT1033 dual sim rooted and running Kitkat 4.4 (eagerly waiting to eat Lollypop ^_^) I have noticed strange battery backup Consider following situations 1. Normal apps running, 3G ...
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0answers
195 views

Battery drains on my LG G3 despite everyone saying it has a great battery life

So I have my LG G3 for 5 days and the battery life is not what i expected. I am not a real havy user, when I am home WiFi is turned on when I'm using the internet, data is always turned off like ...
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1answer
70 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 ...
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0answers
177 views

Nexus 7 2013 lost Battery calibration after the lollipop upgrade. Does anyone else face the same problem?

Did anyone experience battery level jumps from 50% to no charge in a matter of seconds? I believe it's a bug in the new update. My device is relatively new... About 4 months old...
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0answers
103 views

suspend backoff

How to get rid of suspend backoff wakelock. It seems to be consuming maximum battery as per betterbatterystats. and battery drains very quickly. i am on paranoid android 4.4.4 galaxy s2. this problem ...
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1answer
4k 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 ...
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0answers
91 views

Effect of Background Color on Battery Life in Android App

I am studying about the effect of different parameters of Android app on Power Consumption and tips for optimizing them . I came across this paper which states that ligh background color consumes ...
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2answers
1k views

Will launcher dry the battery quickly?

I like to install doldol launcher will it dry battery quickly? or maintain battery backup normal like default launcher?
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2answers
136 views

Battery Status problem

I recently updated my Note 8.0 Wifi from 4.1.2 to android 4.4.2, and shortly after that rooted it (But kept the stock 4.4.2, NO custom ROMs or anything...). Of course, as I knew, the battery ...
0
votes
1answer
148 views

Should I accept 2,5 year old Samsung Galaxy replacement battery?

I've just bought a "brand new" replacement battery for my Galaxy Nexus phone. When on-line store's package arrived, I was more than surprised (actually, shocked!) to find out, that battery's ...
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0answers
157 views

How do I see battery usage after a complete drain?

I'm having the classic problem of sudden battery drain, but the twist is that I can never catch it in the act. I just find my phone dead when I pick it up to use. When I go to the Battery section of ...
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1answer
331 views

Samsung duos remove and re-insert battery makes battery life sudden drop

I have a samsung duos i9082 without root. the battery life drop 10% - 50% when remove and reinsert the battery. So my question is. is this a battery problem or devices or software? Does replace a ...
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0answers
108 views

Samsung S3 mini battery discharges out of device quickly

Few days ago (I do not know since when exactly) my Samsung S3 mini started discharging really quickly (battery life only on 2G standby without phone/Wifi/3G usage only 10 hours). I removed the battery ...
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0answers
22 views

How is LTE data usage battery usage tracked, if at all?

I'm having a debate with a friend about how much battery usage LTE uses. In my experience, and apparently that of many people, disabling data grants a significant (30%) or so increase in battery life. ...
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0answers
162 views

Battery impact of Android always on wifi location scanning

Google Now is popping up a card that reads: Improve my location For more accurate location, let Google search for Wi-Fi connections, even when Wi-Fi is off. Is this likely to have an impact ...
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0answers
841 views

Is there a Battery Cycle Counter App?

I have an HTC One M7 (4.4.2) and battery life is starting deteriorate. It maybe that I have some misbehaving apps, but I'd be curious to find out the number of charge cycles my device has used since ...
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1answer
537 views

Charging Nexus 5 to 100% [duplicate]

Is it wrong to fully charge your android phone in general to 100% will it hurt battery life? and is it also to drain your battery to below 20% will it also hurt the battery life?
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0answers
309 views

Unexplicable battery draining on Galaxy Nexus

Okay, so first some details: Samsung Galaxy Nexus (GSM version) Stock rom (rooted) Brand new stock battery (1750mah) I started suffering from unexplainable battery draining a few months ago. And ...
0
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1answer
41 views

Android: Default Battery Percentage Level for individual services to switch off

We all know Android OS switches off services one by one when the battery reaches critical level. But is there any fixed battery level to cut down individual services. For example, Bluetooth will be ...
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0answers
178 views

Moto G battery drain by Google search

I have a Moto G and I have the Moto Assist enabled for sleep mode. Every morning I wake up, I see my phone has been kept in deep sleep as long as Moto Assist was enabled. After that time, even though ...
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0answers
74 views

How can I make my Android phone request (negotiate for) more charge from (with) the host PC?

Hello there is a wonderful Q&A here about detecting how much charge your phone is drawing from the computer host: How do you check how much power a USB port can deliver? In my particular case, my ...