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

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4
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0answers
598 views

Battery life in Samsung Galaxy 3

I recently updated my Samsung Galaxy 3 to Android 2.2 . After the update my fully charged battery dies in just 3 hours(without any use) and around 1 hour if I use it (talking,browsing etc). I am using ...
3
votes
0answers
145 views

Large difference in battery discharge, when Nexus 7 is on and off

My father got a brand new Google Nexus 7 II (2013) LTE tablet few weeks ago. Ever since first use, he was complying about battery discharge rate. Few days ago, I did some measures and I'm quite ...
3
votes
0answers
390 views

Android stuck in downloading mode

So what happened is that my mobile (Galaxy S4 - GT-9500) ran out of charge. When I plugged in the charger and tried to turn it on, it went directly to what I think is the recovery mode (Android logo ...
3
votes
0answers
551 views

Nexus7 Stuck in Reboot Following Full Discharge

I am experiencing the same symptoms as described in the following: " Nexus 7 is stuck in reboot loop after full discharge " My Nexus 7 is full discharged. I have it connected to Factory AC-to-USB ...
3
votes
0answers
293 views

Verizon Galaxy Nexus Discharging When Plugged In Even After USB Replacement

I've got a Verizon Samsung Galaxy Nexus that as of a few weeks ago quit charging - in fact it quickly drains the battery (discharges 2% / minute if not more) while plugged in. I tried different ...
2
votes
0answers
19 views

How to prevent S3 from turning on when charging

I'm trying to charge a new battery with my phone turned off. As soon as I plug the phone in to the wall charger, the screen turns on and the phone tries to immediately boot instead of staying on the ...
2
votes
0answers
254 views

500 charge limit on wireless charger for Nexus 4 / 5 (QI)

I recently bought a QI compatible charger for my Nexus 5. On the box it states, that the wireless charges up to 500 times. I don't understand why the charger is only able to charge my phone 500 times. ...
2
votes
0answers
205 views

time_in_state wrong value

I've been using apps like "BetterBatteryStats" and "CPUSpy" to see what CPU states my phone is most frequently in, but both are reporting the wrong clock frequency. I can only assume they are using ...
2
votes
0answers
169 views

Prevent complete charging?

I'm looking for a way to prevent my phone from completely charging every time it is connected to my computer. I want to reduce the battery's capacity loss, as it is non-replaceable, and it seems to me ...
1
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0answers
30 views

Battery charging however phone not turning on

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 ...
1
vote
0answers
130 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
0answers
48 views

Faulty battery status indication

I have a Huawei Honor U8860 with Android ICS. I use two Mugen Power batteries. I always use one battery until it's empty, then charge it to full while using the other battery. Recently Android battery ...
1
vote
0answers
99 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 ...
1
vote
0answers
207 views

Does GPS cause the phone to get hot?

I am using a Moto G device and I have noticed that when I turn on applications that rely on the GPS Waze or Mapquest, the device gets hot. As in hot to touch. I was previously using a Samsung Galaxy ...
1
vote
0answers
39 views

Phone turns off at random

I have a note 1 N7000, and each time the screen began flickering and after that it shut down. This got worse after flashing a cyanogenmod rom. By plugging in the charger the battery seemed empty, but ...
1
vote
0answers
212 views

Samsung Galaxy Note 2 wont charge while on and battery is discharging

So after reformatting my phone, resetting to defaults, nothing has seem to work. I even took it to my cell provider to see the tech, they didn't do anything. Whats weird is that it had 20% and so i ...
1
vote
0answers
5k 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 ...
1
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0answers
31 views

Samsung tab charging

Tab gt7500 battery went flat while downloading and now does not want to charge with supplied charger or via computer
1
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0answers
135 views

Strange Behaviour of HTC One X battery

maybe someone recognizes my problem or has had it himself. My problem is as follows: Normally I turn my phone of over night. Battery Monday evening 50%, Tuesday morning 23% Battery Tuesday evening ...
1
vote
0answers
70 views

Android battery mucking up

I have an unusual problem with my galaxy s4 battery. Screenshot (click for larger variant) Sometimes when the battery level is 85% it can shut off and when I turn it back on it can go straight to ...
1
vote
0answers
62 views

Why battery “sags” on my device and how to fix/workaround it?

Sometimes my device shows "No SIM card" status and "0%" battery and soon powers off (even if I manage to quicky connect it to USB). After powering back on it works more or less as expected. Why ...
1
vote
0answers
101 views

Exotic case of Galaxy Nexus not booting

Symptoms : Put battery into Galaxy Nexus (tried with two different including a brand new one) Plug cord to USB host or charger Large battery charge indicator icon appears in the middle of the screen ...
1
vote
0answers
227 views

Phone interrupted during first charge, battery damage?

Got my new Sony Xperia Go and after draining its initial power, plugged it in to charge. Red light was on, but the battery icon did not show that it was busy charging. So I unplugged it and ...
1
vote
0answers
963 views

Samsung Galaxy III screen turning on by itself and draining battery

Even though I haven't received any notifications, the screen on my Samsung Galaxy III keeps turning on and draining my battery. What's causing this?
1
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0answers
377 views

Inconsistent battery status and poor battery performance after ICS update on HTC Sensation 4G

Recently I updated my HTC Sensation 4G from GB to ICS via official update. After ICS update, I am facing many types of problems in my phone: Battery drain - 100 to 0% within 2 hours while browsing ...
1
vote
0answers
1k views

Battery Problem in Samsung Galaxy Tab GT-P7510

I have a Galaxy Tab 10.1 (GT-P7510) with Android 3.2 and I have the following problem: I can´t turn on the tablet. I tried all the different ways with the power button, pressing 5, 10 , 100 seconds, ...
0
votes
0answers
24 views

Bizarre New Battery Behavior in GT-I9300

After my old battery puffed up, it was time to buy a new one for my Galaxy S3 GT-I9300. After I got my new battery, I put it in and turned on the phone as I had some urgent messages to check. I was ...
0
votes
0answers
81 views

Android Lollipop update on Nexus 4

Ever since I have upgraded to Android lollipop, I'm facing the following issues: Location services not working/updating Alarms not working Texts not getting delivered/getting sent 3-4 times Phone ...
0
votes
0answers
9 views

battery problem while restarting

My battery shows that it's 50% and after restarting my phone it's become 30% And in second time it was 40% and after restart it becomes 5% any one know the reason ?? Device samsung galaxy grand neo ...
0
votes
0answers
23 views

How to recalibrate the OS for an external battery?

I recently bought an external non-standard 7000 mAh battery for my Samsung Galaxy S3 but the phone doesn't seem to recognize it. Is it possible that the phone needs to be reconfigured or recalibrated ...
0
votes
0answers
175 views

“Removed User” Draining Battery Nexus 5, 5.0

The other night I noticed my Nexus 5 had changed the wallpaper and that all my settings and desktop items were different. I had no idea what was going on, so I went into settings and discovered I was ...
0
votes
0answers
54 views

LG-P990 (optimus 2x) with CyanogenMod 7 turns off suddenly and battery indicator goes straight from 100% to 0%

I installed CM7 on my LG P990 five months ago and it worked well. Yesterday, I was watching a video on YouTube and my phone turned off suddenly. It didn't want to turn on, and then my battery dropped ...
0
votes
0answers
34 views

Refurbished Droid RAZR MAXX issues

I have had a droid RAZR MAXX for about a year now, and I recently had to get a refurbished one which is giving me a lot of issues, but I cannot return on warranty. Problems include: Fully Charged ...
0
votes
0answers
37 views

Call is not logged if phone dies before answering

If my phone battery is almost dead and I get a call the phone just shuts down after a second or two (due to battery depletion). After I give it some juice and turn it on I don't see the caller in my ...
0
votes
0answers
25 views

same phones different vendor change in power usage

My wife and I both have Galaxy S5 phones. Mine is ATT and her's is by Verizon. Both were purchased as unlocked phones, both have performed very well. Up until about a month ago both of us had really ...
0
votes
0answers
63 views

Samsung galaxy 3S, battery is good, phone won't charge or power up

I have a samsung galaxy 3S, about a week ago it rebooted itself, since then it will won't charge or turn back on, I have tested the battery to see if it was that, the battery works perfect, I have ...
0
votes
0answers
25 views

ServiceProvider eating my battery after SIM unlocking

I had my Samsung Galaxy S3 SIM unlocked last week. It runs a rooted Android 4.1.2. Since then, I've noticed that ServiceProvider is consuming much more battery that I have ever noticed before. Can ...
0
votes
0answers
131 views

Samsung Galaxy Tab 4

I opened chrome and it shoots a notification that if I don't stayed in the page that it was opened, my battery's gonna die. The page was "top3androidapps.com". HELP. I don't know if it's a virus, i ...
0
votes
0answers
33 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 ...
0
votes
0answers
71 views

Battery voltage

I've just bought a replacement battery for my phone, it's exactly the same 1200 mAh 3.7v however when I look at apps showing battery info they say the battery voltage is 4mv. So what does this mean? ...
0
votes
0answers
30 views

Why does Battery Doctor say my battery is 50% charged while Android says 23%?

Battery Doctor says my battery is 50% charged while Android says 23%: Is there any reason why? I use a 4200mah Extended Battery on Samsung Galaxy SIII with Android 4.1.2.
0
votes
0answers
18 views

BatteryManager inner workings

I recently installed linux on a Sony Xperia Neo (on SD), but the Android kernel remains under the hood. I've only changed kernel initrd to boot off the SD's Debian. The real question is: ¿What is ...
0
votes
0answers
659 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 ...
0
votes
0answers
59 views

My nexus 4 is awake 79% of the time… help?

So it's been some days my phone is keeping awake 79% of time. Below is the WLD screenshot. Screenshot of "Wakelock Detector" (click image for larger variant)
0
votes
0answers
20 views

When my android shuts down due to depleted battery, is there any recommended cleanup?

My Galaxy S3 has stopped charging via USB cable. Its a hassle but not a terribly big deal - I bought 6 batteries and two battery chargers and I always have a few fully charged batteries in my pocket. ...
0
votes
0answers
142 views

Wiko Iggy draining too battery and strange log in the Android Developer Tool

My girlfriend complain that her Wiko Iggy (stock jelly bean 4.2.2 and stock rom) drain too much battery. I usually develop android app with ADT and my galaxy nexus, but today I tried her mobile. My ...
0
votes
0answers
118 views

How much “Keep awake” is normal for Google Services?

How much, in general, of "Keep awake", and "Wakeups" is normal for Google Services? When should I be alerted that something is wrong? For example, would 2 hours of "Keep awake" be normal for ...
0
votes
0answers
84 views

Android auto power up after getting minimum Charge

When my Samsung android phone is power off and battery is completely out of charge and after that connecting the device with charger it do not start automatically. Do anyone can give me a solution ...
0
votes
0answers
184 views

The Media process drains the battery frequently, or how to identify a process trying to use the Media?

From time to time I face with a strange issue on my Samsung Galaxy Nexus having the battery almost drained. If this happens, the battery status reports that the process called Media ...
0
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0answers
24 views

Is it possible to infer ambient temperature from battery temperature?

A few questions here and at Stack Overflow make battery temperature available for the inquiring minds: Get temperature of battery on Android How does Android obtain battery temperature Yet, I'm ...