Questions tagged [battery]

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

292 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
1
vote
0answers
12 views

Honor 8 bricked after batter replacement

I replaced the battery myself. After finished, I trun on the phone, it vibrates once and the screen light up a little (hardly see it) but cannot boot. When I press and hold the power button, it turns ...
1
vote
0answers
98 views

Why does my Samsung Galaxy S8 Active no longer “Fast-Charge”?

I bought a refurbished Samsung Galaxy S8 Active in excellent condition about 6 months ago, and it came with the standard manufacturer-provided power adapter and cable for charging (Model: EP-TA20JBE, ...
1
vote
0answers
31 views

Keep android phone running for days

This is our situation: We have an android tablet that must run some stuffs for longer than one day (running videos, musics or other). For this purpose we attached our tablet to an external battery ...
1
vote
0answers
146 views

How to optimize all my apps in “Battery Optimization”?

I have xiaomi mi max 32gb -Multirom 8.4.26 I make all my apps "battery optimized" except these apps: (Greenify+amplify+powernap+Launcher+Appops+Magisk+ Xposed). But after rebooting my mobile, apps ...
1
vote
0answers
33 views

Is battery temperature reading, dependent on the ROM that is installed on the phone

On my original Android installation, the battery temperature was 31-37°C depending on what I was doing. Now I've installed a custom ROM and the temperature is usually 35-41°C. This 4°C difference is ...
1
vote
0answers
371 views

How to make Battery Saver Mode settings permanent?

And I have set my Battery Saver Mode settings as follows: $ adb shell $ su # settings put global battery_saver_constants "animation_disabled=true,vibration_disabled=true,adjust_brightness_disabled=...
1
vote
0answers
36 views

Phone dying at 23% charge

I changed the battery of my OnePlus one (original and new, from EBay). Everything went well, the new battery seems to do its job. But now my phone keeps turning off and vibrating at 23% charge.... If ...
1
vote
1answer
56 views

How long will battery last, assuming no usage

Short question: How do I find how long my battery will last, taking into account the current settings (Airplane mode, Battery saver, etc) I have enabled, and assuming I do not use it? Detailed ...
1
vote
0answers
19 views

Can I safely power on my Moto G2 LTE without the camera hw module?

I have recently dropped my phone and the flashlight and camera suddenly stopped to work. I suppose this is an hw failure, so I have ordered a new module. Meanwhile I noticed a huge battery drain (-25%)...
1
vote
0answers
68 views

What is the impact of (slow) wireless charging vs (slow) wired charging on the phone battery?

Can someone give me some feedback related to BATTERY LIFE in terms of wired vs wireless charging? I already know that fast charging CAN reduce battery life. Do we have any info on wireless charging? ...
1
vote
0answers
1k views

Battery drains very rapidly on my phone (Oppo F1). What could be the reason? (Please read details before answering)

There are no apps running in the background (I recently factory reset it, no third party apps have been installed except one or two; and I am sure they are not the ones draining battery) and I have ...
1
vote
0answers
73 views

Which process is locking the camera?

There is a problem with my UleFone Armor 2 with Android 7.0 Nougat: After using the camera some times, it stops working due to the inability to connect to the camera. I tried killing the camera ...
1
vote
0answers
384 views

Understanding Excessive Battery Drain on Note 8 (Nougat 7.1.1)

I'm suffering from excessive battery drains on Note 8, Nougat 7.1.1. The battery drain is excessive when on idle mode/when the phone is asleep. I have installed BetterBatteryStats (gave it all ...
1
vote
0answers
27 views

Enforce power saving mode for powerbank charge

If I charge my phone from wall, disabling power saving is no problem. But for a portable powerbank, I would still like power saving enabled. How can I enforce Android to keep power saving on during ...
1
vote
1answer
126 views

Change battery percentage at which phone turns off

I'm trying to completely discharge an LG G2 D800 with Android 4.1; however, the phone always shuts down at 2%, so it's impossible for me to go down until the absolute zero. How could I change this ...
1
vote
0answers
90 views

Why “System Update” app of “android 6.0” is draining battery

I am using Yu Yunicorn (5530) android phone. It has android marshmallow update. Recently I noticed when I put the phone on charging it takes long time to charge and never goes to 100%, also during the ...
1
vote
0answers
446 views

battery drain when phone idle

I'm using LG G4 H818 with android 6.0 All of the sudden my battery started to get drained when I'm not using it at all, mostly over night. For example, it goes from 100% to 45% over night when I ...
1
vote
0answers
68 views

How to disable charge waiting time Alcate 9024w

My Alcatel A30 tablet 9024w is a great tablet but it has this issue. If i let my tablet die it will be 20 minutes of charging until i can use it again. I would like to disable this self-imposed ...
1
vote
0answers
3k views

Cell Standby draining 71% of battery?

I have Droid Turbo I am having issue with battery draining about 70% by cell standby which is a huge percentage . Of anyone have issue same want to share. Thanks.
1
vote
0answers
184 views

Battery Drains Way Too Quickly. What's Going On?

I know there are many forums and posts already discussing battery issues, but I am posting here because I would like constructive and detailed feedback. I have a S7 Edge running Nougat 7.1 not rooted,...
1
vote
0answers
778 views

Unknown process in Battery usage screen

Recently I found this unknown process (shown without process name) is consuming substantial amount of my phone battery but couldn't identify what process it is. Can anyone throw me some light? Phone ...
1
vote
1answer
208 views

Google App & Google Play Services Draining Battery in Cyanogenmod

I have an old Sony Xperia Z I want to use in my car to use Spotify/ Google Maps/ Google Navigation/ Android Auto. The phone is running Cyanogenmod 13.0-20161219-NIGHTLY-yuga / Android 6.0.1 (...
1
vote
0answers
414 views

Battery drains on airplane mode when there is no cellular reception

I always turn on the airplane mode on my phone running Android 5.0.2 before I go to bed. It's working great as there is at most 10% drop in battery percentage(usually around 6%). I have noticed a ...
1
vote
0answers
404 views

Android Wear causing battery to quickly drain

I'm currently using a Zenwatch first generation alongside a Samsung Galaxy S6 Edge on Android 6.0.1. Both devices are always fully updated. The problem is that when my smartphone is connected to the ...
1
vote
0answers
40 views

Any reasonable answer for huge battery discharge when device is off?

Nearly three years ago I have asked this question. It brought certain attention, but no answer. Of course there is no change in Nexus behavior and device discharges its battery up to 30-50 times ...
1
vote
0answers
45 views

consuemd power for Android phones in adhoc mode

I want to know the following information: 1-The consumed power by the smartphone when send/receive beacons when connecting with other device in adhoc mode. 2-Is the consumed power is the same for ...
1
vote
0answers
2k views

How to disable auto shutdown on low battery?

I'm using a custom ROM (danielpinto8zz6's Cyanogenmod 12.1 build for the Xiaomi Redmi Note 2, in case anyone is interested) and there's an issue with what I guess is the coulomb counting profile. The ...
1
vote
0answers
30 views

Phone is booting with a specific battery on Samsung Galaxy S3 with CyanogenMod11

Yesterday my Samsung Galaxy S3 fell and shut down. I have tried many solutions to turn it on but the only thing I could do was to enter download mode. Today I tried to replace its battery with my ...
1
vote
1answer
431 views

Idle device and inactive phone consuming too much battery

I just bought a brand new Zonda A450 with Android 4.4. I was quite surprised when the battery started to drain too fast. Even taking a photo with flash could take 3% of the battery instantly. From ...
1
vote
0answers
141 views

Weird battery behavior with new battery - Moto x 2nd gen

I have a Moto X 2nd gen (2014) that I got about 2 years ago. The battery has been failing recently and was dying at around 20 to 30%. I ordered a new battery on ebay that claimed to be genuine (It's ...
1
vote
0answers
61 views

Samsung Tab 2 7.0 model GT P3113

Recently I bought a replacement battery off trusted internet supplier, came with kit to remove back, and a short video to advise and old guy how to do it. All went well until I plugged in to charge up,...
1
vote
1answer
885 views

Android system battery drain

My android phone has heavy abnormal battery drains coming from Android system. 2000mAh and above on a single charge! I know for certain this is a software issue and not hardware. Before I hit the ...
1
vote
0answers
259 views

Nexus 4 drops connection to sim card when battery is low(ish)

For a few weeks now, my Nexus 4 (Android 5.1.1, stock rom) has occasionally lost the connection to the sim card. It won't have any connection to a network (indicator in the status bar is an empty ...
1
vote
0answers
430 views

Asus ZE551KL Wifi Battery Drain when turned on but barely using it

I recenty bought an Asus Zenfone 2 Laser (ZE551KL) with Marshmallow. Battery wasn't good from the start but it got worse and worse, mainly because Wi-Fi uses up to 2/3 of a full charge. I don't watch ...
1
vote
1answer
91 views

Probably blowed up batery or smartphone with multimeter

First, I turned off my LG-D280N and removed battery. Set the multimeter into 20VDC (next is 2VDC) and correctly checked battery pins and checked the voltage. Next, I checked pins on case, set "diode ...
1
vote
0answers
101 views

What part of Android is responsible for reporting how much battery an app uses?

In Android Marshmallow (and maybe earlier versions), you can go to App Info and see how much battery an app has used. If you click into it, it shows much how much CPU it's used as well as keep awake ...
1
vote
2answers
1k 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 ...
1
vote
0answers
510 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
413 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
49 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
119 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
2k 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
1k 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
421 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
1answer
426 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
0answers
90 views

Alcatel Onetouch Idol S malfunctioning battery

My battery on my Alcatel Onetouch Idol S (running Android 4.2.2) is behaving oddly. It will discharge normally, then all of a sudden go from 55% to flat (0%) in seconds. I would put it down to finally ...
1
vote
0answers
672 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
963 views

How does the android system calculate remaining battery time

I am aware that the Android OS when calculating time left it cannot really calculate true usage, and an A.I. algorithm that would learn how you use your phone and give better estimations would ...
1
vote
0answers
150 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
1answer
72 views

2014 moto x battery life

I'm experiencing an issue with my 2014 Moto X's battery running Android 5.1 and I was wondering if someone have any suggestions or something ... for example, yesterday I had about 30% left of my ...