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

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5
votes
4answers
959 views

Battery meter went crazy and now stays at 0%

I have a Samsung Galaxy Discover that worked fairly well until the last week or so. I ran the device down down to 0% - at which point the device shut off. I performed a full recharge and then ...
0
votes
1answer
6k 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
votes
0answers
14 views

Bettery Saver setting not sticking

In Android Settings, under Battery, there is a setting called Battery Saver. On multiple devices, changing that setting to On simply results in it changing back to Off within a few seconds. What is ...
1
vote
0answers
9 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 ...
0
votes
0answers
12 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 ...
0
votes
1answer
21 views

battery is getting discharged in one minute when it is around 30 %

My Samsung duos s 7582 is getting discharged very quickly in about a minute when the battery percentage shows in between 25 to 30 %. When the battery is fully charged it runs the mobile for 8 to 10 ...
1
vote
0answers
29 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 ...
0
votes
2answers
25 views

Prevent battery from overheating

I have the habit of leaving my phone in charge all night while I'm sleeping, but I've read that this is going to make the battery last less time. Would it be possible to automatically stop charging ...
1
vote
2answers
28 views

Can Telegram notifications be disabled?

Can you disable Telegram notifications somehow? I am seeing a huge battery consumption since last few weeks and after upgrading to Android 5.0.2. After one day of use battery app is reporting that ...
0
votes
0answers
73 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
vote
1answer
13 views

Measure the exact amount of battery usage within a period of time

I'm checking the effectiveness of using different cpu governors for my android phone under different conditions; The problem is that I can't be sure of the amount of battery usage for each ...
1
vote
2answers
440 views

Galaxy Tab 3 won't boot - dead battery?

I'm kind of disappointed, this morning I wanted to start my GT3 but I get this logo instead (sorry for the poor quality) : I've try AB testing with my Nexus 5 battery loader, both works on my ...
0
votes
1answer
43 views

How can I avoid applications from sucking my battery and bypassing my lock-screen?

I have now confirmed my suspicious... I will give you the example that just happened and motivated me to open this topic: I was at my computer, with my phone in my desk. Suddenly new Viber messages ...
1
vote
1answer
5k views

My phone is giving inaccurate readings of battery level

I have a Huawei u8160 running Cyanogenmod 7.2 . my phone is giving inaccurate readings of the battery charge level (e.g one day morning it was 33 that day evening it became 34 without touching the ...
0
votes
1answer
920 views

Ultra STAMINA mode bug on Sony Xperia Z3?

I had a long night yesterday, and at 5am my Xperia had like 10% of battery left, so I put it in Ultra STAMINA mode and fell asleep. This morning, the phone wouldn't turn on as the battery was ...
0
votes
0answers
18 views

Battery duration instead of battery percentage

I wonder if there is a way to modify my battery icon in order to present battery remaining in hours/minutes/etc and not in a percentage form
-2
votes
1answer
27k views

Unusual battery drain on note II [closed]

My Note 2 battery is driving me insane. I have been using my Note 2 for like 2 months. And I had been following the recharging cycle where you only charge the battery when it reaches 5% or less and ...
1
vote
1answer
4k 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 ...
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, ...
2
votes
1answer
148 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
1answer
279 views

How to get rid of “Battery not charging dialog”?

I have a Sony Xperia ZR phone with Kitkat 4.4.2 and when I watch HD movies on non-MHL TV connected to the phone using a HDMI-miniUSB cable with external power source auxiliary cable, I often see a ...
0
votes
1answer
1k views

Cannot charge due to low battery temperature on Lenovo P780

My Lenovo P780 won't charge because the battery warning always pop up & says that charging is paused due battery's temperature is too low. I have checked the battery's temperature & it is ...
-2
votes
1answer
52 views

Possible Virus?

This message keeps appearing on my phone. There are misspelled words, and my coworker who has the same phone has never had this issue.
0
votes
0answers
24 views

Phone turns off after few minutes of sleeping, and cannot be turned on

I just boaght a new Cubot S168 smartphone. Everytime I press power button to make my phone sleep after few minutes it automatically turns off and I cannot turn it on. It only can be turned on when I ...
0
votes
0answers
75 views

High Battery Drain with CM11 Stable on HTC One due to MediaServer

What's the best way to fix a high battery drain? I had been using an old nightly build on my HTC One (since no stable had yet been released for it), and I had no battery issues. Just sitting in my ...
0
votes
0answers
294 views

Galaxy S6: Why is “cell standby” consuming battery when “airplane mode” is on?

I just got a Galaxy S6 (Android 5.0.2) and I'm trying to figure out why, when I check the Battery information in Settings, I see that "cell standby" has consumed a lot of my battery (and the ...
2
votes
1answer
8k views

First battery charge on new tablet?

I got yesterday a Galaxy Tab 3 and I want to be sure what's the best way for the first battery charge. On the shop, they told just turn it on, wait for the battery to finish and then charge it to 100% ...
0
votes
0answers
30 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?
0
votes
1answer
22 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
votes
2answers
145 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) ...
0
votes
0answers
15 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 ...
0
votes
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 ...
29
votes
3answers
34k 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
votes
1answer
47 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
202 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
37 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 ...
1
vote
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
votes
0answers
529 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
vote
0answers
67 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 ...
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
80 views

How to enable battery percent in moto g2 [duplicate]

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
58 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 ...
1
vote
0answers
99 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
153 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
votes
0answers
42 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
votes
0answers
14 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
votes
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
343 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 ...