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
1k 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 ...
4
votes
0answers
469 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 ...
4
votes
0answers
322 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 ...
3
votes
0answers
49 views

Nexus 4 Red Notification light with full battery

I have a problem with my Nexus 4. About once in a week it goes in the "deep hibernation mode" and shows this behavior: Red notification light on Nexus 4, won't power on, device unresponsive My ...
3
votes
0answers
4k views

Excessive data and battery usage with Samsung S7 on Android 6.0.1

Recently I bought a Samsung Galaxy S7. I had an S6 Edge, and no problems with Android OS data usage/battery drain. The big problem is, I don't know why, but Android OS is eating my mobile data and wi-...
3
votes
0answers
43 views

Series of application freezes and battery discharging fast after turning on flash in camera once

I have LG Optimus L9 P760, Swift L9 with Android system. Few days ago I was using my phone camera and turned on "flash" under settings for it (the lamp). When I wanted to take a photo, camera ...
3
votes
0answers
290 views

Why is a suspicious program draining my battery with GPS usage?

Phone : nexus 5 version 2013 Android version : 6.0 Kernel version : 3.4.0-g2aa165e Build number : MRA58N For the last few days, 10118 has been draining my phone's battery. It drains battery by using ...
3
votes
0answers
75 views

Is it possible to charge one discharged smartphone from other?

Suppose u are having 2 twin smartphones of same brand. one is fully charged and other one is fully discharged. My question is that Is it possible to charge one discharged smartphone from fully ...
3
votes
0answers
249 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
618 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
639 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 ...
2
votes
0answers
35 views

Is it possible to find out what is accessing the Bluetooth service?

Is it possible to find out what is accessing the Bluetooth service? Right now I have an issue in which my phone will drain after about 8ish hours. The Battery view is showing Bluetooth as the top ...
2
votes
0answers
210 views

Change color theme when battery saver mode is active

I'm using a Nexus 5 with stock ROM. When the battery saver mode activates, the notification and navigation bar's color turn to a bright orange. I find this color very distracting. Is it possible to ...
2
votes
0answers
13k 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 ...
2
votes
0answers
130 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. ...
2
votes
0answers
38 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
151 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 ...
2
votes
0answers
315 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 ...
1
vote
0answers
42 views

LG G2 wrong battery size report

I get a LG G2 with Android 5.0.2, and when I check the battery it says that the capacity is 1900mAh instead 3000mAh that is the real amount of battery capacity. I make a little research and found that ...
1
vote
0answers
58 views

Battery Percentage Recalculate (Not Calibration Reset)

When I'm busy and don't want to reboot, I put the android phone on charge and pull out the battery and put a charged battery in quickly (without reboot) But the battery percentage level does not ...
1
vote
0answers
26 views

2 years old Zenfone 5, how to control battery use?

Sorry for asking about such an overdone subject. Question is, I have a (as of now) 2 years old Zenfone 5. Android 4.4.2, ZenUI, not rooted (yet), Energy Management off, stock charger. ...
1
vote
0answers
56 views

Why does my OnePlus One draw 60% more current if I turn off the screen AFTER plugging it in?

It's pretty simple: If I turn off the phone's screen and then connect the wall charger, the power supply draws ~6W from the wall, and this doesn't change if I keep waiting. If I connect the wall ...
1
vote
0answers
100 views

alcatel onetouch FierceXL battery is draining too fast

I've only had my onetouch for 3 weeks now and all of a sudden the battery started draining rapidly, even when I plug it into the charger, and charging very slowly. If i use the phone at all when its ...
1
vote
0answers
131 views

Still gpsd drains battery on galaxy

There are a lot of questions about gpsd drains the battery on Samsung Galaxy noteIII. Most of them, including the official gpsd page, says that it is actually another application which uses gpsd and ...
1
vote
0answers
76 views

Galaxy S6 Battery Drop

I have a Samsung Galaxy S6, Stock ROM, running Android 5.1.1. Last night, as I was browsing on my phone before I fell asleep, my battery dropped from 19% to 15% in an instant, engaging power save ...
1
vote
0answers
591 views

Why “Services Exchange” drains my battery since Marshmallow update?

I have a simillar problem since Marshmallow. Unfortunately, as suggested I did clear the cache and I did a factory reset but the problem persists... "Services Exchange" continues to drain my battery ...
1
vote
0answers
361 views

Phone's battery is draining unusually fast even when not in use

The hardware I'm using: OnePlus One, bought late december 2014 Stock Cyanogenmod, version 12.1 - YOG4PAS1N0 (= Android 5.1.1) no apps to improve battery life in any way Basically, the battery is ...
1
vote
0answers
91 views

Unexpected crash / phone randomly turning off

i have a samsung s5 with lollipop installed. The phone seems to randomly turn off. The phone enters a boot loop until i plug the charger in. It has happened several times, but i don't know how to ...
1
vote
0answers
75 views

Nexus 4 red light of death. Unable to fix it (tried two possible solutions)

Using a 3-year Nexus 4, I started yesterday to suffer the red light of death issue. Firtsly, I open the unit, disconected and conected the battery, following the directions of: https://www.youtube....
1
vote
0answers
122 views

Android phones that don't require a battery to run properly

My Android phone apparently requires a battery in order to function. If I take out the battery before boot, it shows an empty battery with a question mark on it and refuses to boot no matter how I ...
1
vote
0answers
38 views

How do I test to see if a battery is good?

I have had such a nightmare with sprint. I'm not going into all the details but I ordered a battery for my htc 3d phone. I just want to get it up and running. I lost 10 days worth of texts and ...
1
vote
0answers
51 views

How can I prevent battery saver from disabling when the device is charging?

The battery saver functionality in Android 5.0 and 5.1 automatically turns itself off when the device is "charging". Unfortunately, when I'm charging my tablet from my car, most of the time the charge ...
1
vote
0answers
603 views

Figure out why the “System” process on Android is using a lot of CPU

I have a Samsung Galaxy S5 with Android Lollipop. My phone was feeling sluggish. Using an app called "OS Monitor", I see that the "System" process (not to be confused with "Android System") is using ...
1
vote
0answers
295 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 ...
1
vote
0answers
355 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?
1
vote
0answers
51 views

Battery down over night?

I only found a question where the cause of this problem was the exchange service. But in my case the battery went down from 80 to 9% over night, with 55% consumed by Android OS. What are the services ...
1
vote
0answers
88 views

New Galaxy S5 , Youtube is draining battery by 10 - 15%?

I recently got my S5 and when I look in the battery settings I see that youtube is draining a lot of my battery. I couldnt greenify it and I don't know what to do. Sometimes it goes up to 22%
1
vote
0answers
351 views

Galaxy S Duos is not charging properly

My Galaxy S Duos doesn't display a charging sign when I plug it in, even though it is charging fine. Secondly, when I use it while plugged in it charges very slowly. A 1% increase takes 4-5 minutes. ...
1
vote
0answers
37 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
0answers
102 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 ...
1
vote
0answers
250 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
2k views

Is there a battery cycle counter app?

I have an HTC One M7 (4.4.2), and the battery is starting to deteriorate. It may be that I have some misbehaving apps, but I'd be curious to find out the number of charge cycles my device has used ...
1
vote
0answers
570 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
57 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
315 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
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0answers
35 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
vote
0answers
171 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
79 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 0%...
1
vote
0answers
100 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
117 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 ...