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

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0answers
75 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 ...
0
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0answers
15 views

How to dim the screen on an Android phone without locking? [duplicate]

Given a phone with a password, the screen turns off and the phone locks by single pressing the power button, or if the sleep time-out is reached. The user then must enter the password to get access. ...
-1
votes
1answer
119 views

Set Battery Saver Always On

On Android 6, the battery saver automatically turns on when the battery is low and off after charging. I would like it remain on all constantly without having to manually turn it back on. How can I do ...
4
votes
2answers
1k views

How to fix a sudden increase in battery drain?

My Moto G phone (3rd gen; Android 6.0) used to charge rapidly and last over a day. I upgraded it from Lollipop to Marshmallow in mid-February and it still performed well. However, for the past 3 weeks ...
0
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0answers
84 views

Samsung Galaxy S3 LTE Bricked and not charging (gray battery)

Some time ago i had problem with my Samsung S3 LTE, namely, after some time the phone started to flash screen, lose signal and finally crash. The problem lasted about 2 months but I belittled it and ...
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1answer
45 views

What does the phone do when it runs out of battery but it has an alarm scheduled? [duplicate]

Does it power off completely or go into a deep sleep state?
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0answers
183 views

HTC One (M8) blinking red notification light

So after replacing the battery in my One (M8) with a new one from eBay, the notification light just blinks orange when charging. When swapping back to the battery before replacement, it, at least, ...
-1
votes
1answer
37 views

Full Charge Notification

When my battery is fully charged I would like a Notification Sound. It used to make a certain tone.I went to my settings, and tried to find it there but it gave me no information to do it. I tried ...
0
votes
2answers
321 views

Infamous Marshmallow WiFi battery drain

Yes, the infamous battery drain bug. I've tried every fix in the book and I can't solve the problem. I've got a Nexus 4 with Chroma (1/18/2016 build) and Hell's core(3.4.0-hC-b87-M) (Marshmallow). I ...
1
vote
1answer
944 views

Fast Charging by Qualcomm 3.0- impact on battery?

I am thinking of buying HTC one A9 My only concern is with fast charging . I have read this thread How does fast charging work? and understood the downside is mainly on battery life. Accepted answer ...
2
votes
1answer
137 views

Marshmallow battery optimisation not working on Moto G

I recently got the Marshmallow update on my MotoG 2nd gen (2014). I was hoping that my battery will last longer if I enable battery optimisation. But I cant seem to enable it. I can go to the battery ...
3
votes
1answer
133 views

Android definition of charge cycle?

Battery life is measured in number of charge-discharge cycles. Charge Cycle wiki says Apple Inc. clarifies that a charge cycle means using all the battery's capacity, but not necessarily by full ...
1
vote
1answer
56 views

Nexus 6 Powered On Strangely

Earlier today, when trying to power on my Nexus 6, I had a strange thing happen. I normally power on my phone when it is still plugged in to the charger, and I tried doing that today, but after ...
3
votes
1answer
425 views

Bluetooth Battery Level on Android Marshmallow

I'm using LUXA2-Lavi O In-ear Wireless Earphone on my Nexus 6P with latest Android – Marshmallow and I cannot find where I can see battery level for my Bluetooth device, I am however able to see ...
5
votes
3answers
232 views

Why does my phone automatically power off when there is still 2% battery?

My Moto X Play on Android 6.0 would automatically power off when the battery displays 2% remaining. When I try to turn it back on, I would get a "low battery" symbol, which means my phone didn't ...
1
vote
1answer
73 views

phone is stuck on welcome screen (samsung galaxy note 2) when using other battery

hi i have a samsung galaxy note 2 n7105 and i have 2 batteries. when i am using battery A, everything boots okay but when i use battery B it is stuck at the samsung logo and will not go on. sometimes ...
1
vote
1answer
65 views

galaxy s5 says battery temperature too high too low! [duplicate]

help me please. my galaxy s5 won't charge it says the battery temperature is too high or too low. i used to change my battery but when the new battery runs out of life and when i try to charge it, the ...
0
votes
0answers
26 views

HTC Desire died at full charge

I have a HTC Desire 510. I use it mainly for talking, texting , social media , etc. Yesterday I used the Desire for my normal (heavy) texting. I noticed the it was not draining it's battery like it ...
1
vote
2answers
52 views

What should I do after installing a new battery?

I'm going to take the plunge to take apart my One (M8) to replace it's battery tomorrow and I was wondering what I should do to increase its battery life right off the bat. Should I charge it to full ...
0
votes
1answer
48 views

Strange battery graph

A friend's Motorola Moto G (titan) on Android 5.0.2 (Stock) shows this really weird battery graph. Does anyone know what's going on here or how to fix it?
2
votes
1answer
72 views

Initial Charge Problems

I bought my Android last January and I forgot to charge it for 8 hours. What will be the effect on my Android and battery life? ( battery type is Lithium Polymer)
0
votes
0answers
45 views

Chrome 48.0.2564.95 Battery Usage

I have been dealing with an issue where Chrome eats my battery like now tomorrow (I'm lucky if my phone will even charge because of how much it uses), and none of the solutions I have found have ...
0
votes
1answer
134 views

Samsung Galaxy GT-P7510 won't charge

I have a Samsung Galaxy Tab GT-P7510/M32 32 GB. I can't get it to charge. I plugged charger in one time and showed the battery was empty and had a yellow triangle with exclamation point point in it. I ...
1
vote
2answers
90 views

How does Samsung's “quick charge” work?

How do the batteries work? Will those batteries have a shorter lifespan? Will the "quick charge quality" get worse over a period of time? And why aren't there other companies using this technology?
1
vote
1answer
209 views

Powering Samsung J7 using an external DC power supply

I would like to turn on Samsung J7 using an external power supply. The problem is that it uses 4 pin (+,*,-,*) to connect to its battery. The first pin is the positive and the third one is the ...
1
vote
1answer
522 views

Xiaomi Redmi 2 Pro Battery Issues

I have a Redmi 2 Pro, and it works fine, except for some issues with the battery. If I charge it to 100% before I disconnect the charger and go to sleep, by the morning it may go down only to 98%, but ...
0
votes
1answer
188 views

Why Samsung Galaxy Ace GT-S5830i shows only a battery icon instead of booting?

I have a Samsung Galaxy Ace GT-S5830i smartphone I got from a friend some months ago. It had basically no issues, but today morning when I attempted to turn on (it was charged almost all night), what ...
0
votes
1answer
145 views

My Redmi 2 Prime's battery usage is inconsistent after OS reinstalls

Recently after I updated my phone to MIUI7 the battery increased from 9 hours internet browsing backup to 10 hours and 4 minutes for Internet Browsing backup. But after I tried to roll back the OS to ...
7
votes
1answer
213 views

Do modern Android devices regulate AC mains power similar to a laptop?

There have been a lot of discussions about lithium-ion battery life across the internet. However, within these discussions I have found contradictory details about the way power is regulated between ...
0
votes
2answers
188 views

Can't charge/power on Nook HD+

The device won't power on. The screen and status light show no indication of activity when pressing or holding the power button (or any button / pairwise combination of buttons for that matter). The ...
4
votes
3answers
430 views

What is the standard voltage and current levels for an android battery?

I am using Micromax Canvas Nitro A310; recently, I bought a new USB cable and it seems its not doing the job as required. My phone is not getting charged as it was before. Either it takes too long ...
0
votes
2answers
2k views

How to connect Samsung J7 via USB but disable charging?

I would like to know if is it possible to connect my smartphone to a pc via USB without charging it? It would be very useful to be able to disable charging (but still allow USB tethering, ADB ...
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 ...
2
votes
0answers
207 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
1answer
116 views

Battery drains every time screen is turned on

I just bought a new phone, it is Android 4.4.2, but it seems that it has a problem with its battery. Every time I turn on the screen, the battery drops 1%. For example, the battery is 30%. then I ...
0
votes
1answer
329 views

Marshmallow: Apps NOT battery optimized still seem to doze off

I have a Nexus 6P. I have disabled battery optimization for a few apps and yet those apps still seem to doze off. Specifically those apps are 1) a sip client (csipsimple and bria) and 2) pushover. ...
0
votes
0answers
35 views

How to check the log of last charge history in gsambattery monitor

I have been looking for logs of gsambattery monitory to see how my phone performed in last charges and not just the current one or the overall performance. Please help me with this.
0
votes
0answers
51 views

Droid Turbo battery life issue on Android 5.x

After my Droid Turbo got the update to Lollipop this past summer, battery life has tanked. I used to fairly easily get through a day and a half of normal (for me) usage. Immediately after the update, ...
7
votes
1answer
583 views

Battery Stats Are Vastly Incorrect

After updating to 6.0.1 (MMB29K) from 6.0.0 (MRA58R) I have come to face a very odd and never seen before issue. My battery stats are wildly wrong. My stats show 4k% or higher and no battery stat ...
0
votes
1answer
111 views

Android phone is turned off at 52% battery

I have got a Samsung Galaxy Grand Neo Plus with Android 4.4.4. When the phone reaches the 52%, it turns off and I can't turn on it again because the battery is at 0%! I think this could help: When I ...
5
votes
2answers
244 views

Bought a new battery, do I need to calibrate it?

My original battery is bloated and is dying quickly after a full charge so I now bought a replacement. Do I need to calibrate this new battery using a calibration app?
-1
votes
2answers
291 views

I have moto g 1st gen charging very slow

I have Moto G 1st Gen now the problem is charging is very slow it takes about 3 2 and half hours to full charge what to do now? should i buy new battery..??
1
vote
1answer
226 views

How can I force my device to pull more watts from charger?

I have three devices, Nobis nb7022 s, droid mini, asus memo pad 7 (me170cx). I am using a charger that has a rated out put of 2000ma. The nobis draws 8 to 10 watts from the wall outlet. the droid mini ...
0
votes
0answers
274 views

Cyanogenmod 12.1 Battery Drain + Android is starting… optimizing app + Bootloop

I have PhilZ Recovery installed and Cyanogenmod 12.1 for my Lenovo A536 anyway last night my phone died due to low battery and when I charged it using a wall charger(My rom doesn't support offline ...
4
votes
1answer
129 views

Battery level always 42%

I purchased a second hand nexus 5 to find out that the battery indicator is always showing 42% and never updates, regardless of the actual battery charge level. I tried replacing the battery with ...
0
votes
1answer
80 views

Nexus 7 (wifi) 2012 won't charge past 11%

So I turned on my nexus after maybe a year of inactivity. It was just in my cupboard, mostly because I installed a unstable mod and just wouldn't work. But I was able to fix it. And now it won't go ...
0
votes
0answers
68 views

Troubleshoot 6P that does not Doze

Got my 6P a few days ago, and it just won't Doze. It loses 50-60% battery overnight. The sum of percentages used by the different apps are way below this. I've installed some apps and switched to ...
-1
votes
1answer
131 views

Lg g4 battery problems

My LG g4 has recently started losing battery very quickly and it is charging slowly with its original charger, sometimes it doesn't even charge. So I want to know what caused this because I want to ...
3
votes
0answers
284 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 ...
0
votes
1answer
147 views

How Doze (marshmallow feature) work during playback?

We know that Doze mode starts the 'ultra power saving' when the device isn't moving. But what happen if we leave the device on a table playing music with the screen off? EDIT: I experienced the ...