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

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4 views

VEGA LTE A is malfunctioning and cannot open

My phone VEGA LTE is malfunctioning and can't open. First it was restarting every 5 seconds, then later on can't control it so I let it do that so the battery will then be drained. Later on I checked ...
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0answers
7 views

Battery problem

solve my problem Samsung mobile galaxy s duos 2 problem set battery problem new battery but same problem 100% to 42 % mobile set functioning and after 40% to 39% present charging time set off and ...
0
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0answers
50 views

Make my phone stop charging at certain percentage?

Background I am using my rooted phone like a server; it is plugged in on charger 24*7. Neither charger nor battery becomes hot after battery reaches 100%, unless I use phone which confirms battery is ...
0
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1answer
9 views

My Phone isnt working

I havent used my LG Volt phone for a couple of months because i bought a ios phone. My ios phone broke and i tried charging my LG Volt phone over night and turning it on no response. I tried taking my ...
1
vote
1answer
23 views

Can access Fastboot, but it isn't working. Software issue?

First of all, thanks for taking the time to read this. I know it's a long post, I'm just trying to be as detailed as possible. I've a Moto G XT-1032 that stopped working a couple days ago. It has ...
0
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1answer
35 views

How to decrease screen brightness without draining extra battery

I am currently using ZenFone 5 now with android OS 5.0. Even though I've set my brightness to the lowest but it is still too bright for me, and it's battery capacity is low too... so is there any ways ...
0
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0answers
16 views

Phone won't charge at all!

My ZTE blade buzz phone won't charge at all. When connected to a wall socket(using own charger) , the charging indicator shows up, but percentage stays at 0%. I tried charging it from PC using it's ...
0
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0answers
5 views

Share battery charge in home network

Is it possible to share the percentage in my home network to integrate it in openHAB (smart home software). Example: the charger turns on, when a tablet or phone goes low and turns off at 80-90%
3
votes
1answer
33 views

Phone only works with busted battery

I have a Samsung Galaxy S3. A few days ago I noticed that the phone shut down on it's own, but when I plugged it to a charger it showed that the battery still had 20%. When I removed the battery I ...
0
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1answer
26 views

battery charge stops at 99%

My phone is Kyocera Hydro Icon, running Android 4.4 After using it for almost a year, recently charging its battery stops at 99%, indicated by the battery icon and the corresponding LED staying red ...
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0answers
11 views

Is the local phone date saved with the battery?

I just changed the batter of my phone, and after I restarted it, the date was set to 0 (1. January, etc.). When I connected it to the internet, it corrected itself. This hasn't happened to me before, ...
0
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1answer
36 views

Nexus 5 battery inaccurate

My Nexus 5 is very inaccurate with its battery life, it will usually die at about 90-85% but occasionally it goes to ~40% before dying. is there anyway for me to tell it "Hey! You have 0% battery, fix ...
0
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1answer
25 views

Android Tablet Won't Stay Off

I have a Cube U30GT Mini tablet with Android 4.1.1, kernel 3.0.8, Rockchip rk3066. This tablet won't stay off unless the battery is dead. Doing a normal "Power Off" just reboots the tablet. If the ...
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2answers
83 views

Nexus 5X no “Charging rapidly” on original (stock) charger

After 7 months LG Nexus 5X now doesn't show "Charging rapidly" but only "Charging". Ampere app shows 1700 - 2100 mA max. Overall charging time now 50% longer than initially was. In accordance to ...
0
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0answers
79 views

Location is always running by android system in app ops

When i look at application permission tab location request of maps google play services and android system keeps running everytime. I guess these apps didnt behave like this before and it eats ...
0
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0answers
35 views

Elephone P7000 - Battery heavily dropping even with new battery and new OS

I have a Elephone P7000 (a year old) and since months I try to fix the issue of having my battery to drain extremly fast after a certain point like this I tried this: Replace the battery. Reset ...
0
votes
1answer
26 views

Samsung won't turn on past the logo screen

My Samsung S4 mini won't turn on past the Samsung logo screen. I've tried holding down the down power and menu button at the same time and clearing the cache partition thing and rebooting it from ...
0
votes
0answers
22 views

replacement battery for HTC ONE MINI not working correctly

help...I replaced the battery in my HTC ONE MINI with a advertised OEM replacement battery. When the phone is connected to it's charger, the red light comes on briefly, then starts and continues to ...
0
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0answers
31 views

Device stopped charging or detecting USB

This is weird, i was developing on android studio and then suddenly my device stopped detecting USB, i tried rebooting and now device lost detecting USB and even Charger. totally no icon when plugged ...
1
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0answers
44 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 ...
0
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0answers
21 views

OS Services are causing WiFi modem to wake up

I bought a Note Edge and currently I'm using Android 5.1.1 on it. It works flawessly so far, except the fact that OS Services are constantly waking up modem every second, when the screen is on. It ...
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 ...
0
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0answers
20 views

Galaxy Tab Coma Bricked?

I have a Samsung Galaxy Tab Pro 10.1. It turned off and did not turn back on, how can I recover it? Details: It is not jailbroken. It was running the Samsung firmware that comes with the automatic ...
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0answers
59 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 ...
0
votes
1answer
281 views

Why does ulrdispsvcfastwl wakelock keep draining my battery?

I am using Slimkat ROM on a Nexus 5 with At&t. My battery life has been excellent with this ROM. Recently I've been getting a ulrdispsvcfastwl wakelock that will keep the phone awake continuously ...
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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. ...
0
votes
1answer
45 views

Interchanging battery with a higher capacity battery

My Redmi 1s has a battery capacity 2050mAh (BM41). And the upgrade of the phone is Redmi 2 with capacity 2200mAh(BM44). Can I use this battery if it fits in my device? Will it creates any software ...
0
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0answers
52 views

Incorrect battery status on Lenovo K3 Note

I am experiencing issues with my phone's battery. Once the phone is charged to an extent, say, 80 percent, if I restart it, it shows remaining battery less than 15 percent. And after using it for some ...
3
votes
1answer
222 views

Where are the battery capacity files located?

Background My current device Huawei Honor 6 comes with a 3100 mAh battery. I was therefore surprised to see 3C Toolbox Pro report the capacity as 4000 mAh. I mailed the developer of the app and his ...
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3answers
83 views

Nexus 7 (2012) won't charge or start after a series of problems

A year or so ago, I bought an old Nexus 7 that was very slightly used (I took it off my girlfriend's hands). Everything worked fine, but I barely ever used it. Two days ago I broke it back out. I ...
1
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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 ...
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votes
1answer
53 views

Does it hurt battery life to not fully charge and disconnect?

Dears, I think the question is quite clear from the title: if I charge my device and let it charge not fully but say, 60% and disconnect, does that hurt battery life? If so, what are the ranges you ...
8
votes
1answer
123 views

Is battery consumption linear?

I am benchmarking an app using the batteryhistorian. The result is a chart where every percentile is a "tick". After I've measured the battery consumption and let the battery drain to half, I would ...
0
votes
1answer
59 views

How to find out which apps are draining the battery?

I'm not sure when it started, but my phone is draining its battery even when being charged. It's likely to be caused by some apps I installed recently. How to find out which apps are causing the ...
0
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0answers
41 views

Lg magna keeps on turning off and then gets stuck on lg logo

my Lg Magna android works fine.. but 5days before it started to boot and then got stuck on lg logo.. i tried to hard reset it..! now after 5 days again i am facing the same problem..! this time took ...
1
vote
1answer
48 views

Help me save battery, BBS dump included

I got fed up with my Android battery life and thought I should use it only when really required. Hence, I installed minimum number of apps. I have runtastic, runkeeper, gps status toolbox, ...
-1
votes
2answers
143 views

Is auto sync really killing my battery?

I have been digging the archives for eternity to find that Location Services and Auto-sync (assuming we ignored other factors such as Bluetooth etc -- because my focus is mainly about auto sync) are ...
0
votes
0answers
11 views

Is auto-sync really the biggest battery killer? [duplicate]

I have been digging the archives for eternity to find that Location Services and Auto-sync (assuming we ignored other factors such as Bluetooth etc -- because my focus is mainly about auto sync) are ...
0
votes
2answers
30 views

My tablet is not turning on

I have a tablet not two years old, a few days ago it was left in a hot truck for about two days. Now it won't go past "fast boot menu". I have tried everything, I even tried charging it and the ...
3
votes
2answers
63 views

How can I tell if I need to replace my battery?

I have a refurbished Galaxy S3. Sometimes it charges to 100% while powered off, but reports 51% as soon as I start it up. Lately, it goes down to 50% or lower even right after charging. I haven't ...
-2
votes
1answer
63 views

Lost Android's OS

I bought a Moto G (1st gen). It was upgrading and had around 1% battery and was charging, but simultaneously I unplugged the charger and the mobile turned off and now it's not turning on. It's not ...
1
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0answers
102 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
votes
1answer
52 views

Automatically enable/disable data mobile

Mobile data have enabled all the time drastically reduces the battery, is there any way to automatically turn on mobile data for 5min and then turn off this each (~)1 hour?
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 ...
1
vote
0answers
133 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
1answer
99 views

NFC battery draining through constant use

Does putting a device that constantly checks/uses NFC affect/drain the battery? One example is Dimple IO which puts NFC buttons on the back of your phone.
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-...
1
vote
3answers
136 views

Does my battery seriously have a problem or do I have a virus?

This notification keeps popping up on my phone and I don't know if it's real or not, it reads: "Battery has been infected by 6 serious problem! Install DU Battery and all problems will be wiped out."
0
votes
1answer
100 views

Will charging a phone with a different USB *cable* affect the battery life?

I recently realized that I've been using the wrong USB cable to charge my Moto X Play(2015) for probably a couple weeks. The phone is specifically designed to charge very quickly with its' default ...
0
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0answers
116 views

Where is the “Process Stats” screen in Marshmallow?

In earlier versions of Android, there was a screen called "Process Stats" inside the "Developer options". But it seems to be missing on Android Marshmallow. Does anyone know if its been moved or ...