Bluetooth battery drain? - G2 Q&A, Help & Troubleshooting

Stock G2, AT&T. Running KitKat latest update.
Since KK arrived, I've had major battery drain by bluetooth. I leave bluetooth off, but it is always the highest power user in standby. Anyone else have this, or know how to fix it?
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chrisphoenix7 said:
Stock G2, AT&T. Running KitKat latest update.
Since KK arrived, I've had major battery drain by bluetooth. I leave bluetooth off, but it is always the highest power user in standby. Anyone else have this, or know how to fix it?
Sent from my LG-D800 using xda app-developers app
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the way I see Bluetooth is now like wifi even when it's off it's on but since it's in a low energy state it really shouldn't be draining your battery I've easily gotten 15+ hours while actually using the Bluetooth to play games with my moga controller and using my deck

I have the same issue.. im stock t-mobile on kit kat... and im currently getting the same amount of battery i was getting on my lg nexus 5.. which kind of sucked.. I dont think theres a fix yet

My battery life is horrible and Idk what to do
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rayraycarter4 said:
My battery life is horrible and Idk what to do
Sent from my LG-D801 using XDA Premium 4 mobile app
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+1

So no explanation?
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Bump. Still happening after the latest update.
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Maybe Phone Carrier
I think it's maybe related to your carrier too. They change something in the ROM to make compatible with network then release to your phone. For International and Korean Version is ok. But can you try to reset, if the problem still exist?

I have sprint and have been dealing with same issue since kk update. I don't even use bluetooth, always off, but yet saying keep awake 5hrs on a battery cycle.

I only experience it when I have wifi on at the same time, its weird.

From my experience on my phone, it's just a wrong reporting. Even with BT allegedly draining according to the battery stats, my battery life is still the same as before.
Sent from my LG-V500 using Tapatalk

Related

New malaysia 4.1.2 firmware having great battery performance.

Hi, im stay at malaysia, recently sammobile confirmed that the latest 4.1.2 firmware update having more faster battery drain than previous (4.1.1).
But im really wonder why i got opposite feedback from 2 malaysia user regarding the lastest 4.1.2 ugrade.
Both of my friends just a normal smartphone user. They dont know about rooting and custom rom. They completely using everthing stock as provided by samsung.
They both told me and showed me that their on screen time able to last 7 hours ++ with 3g data fulltime on. Whole circle of battery usage able to last longer about 26 hours.
But for your information they both not the type of heavy gamer. They both just will keep browsing, facebook and social chatting.
From their feedback, the lastest ugrade having better battery performance than 4.1.2.
Im not asking a question here, but just for sharing. Since myself never officially ugrade thru kies or ota.
Im wonder samsung has did some minor tweak on malaysia latest 4.1.2 firmware.
Maybe some of the n7100 developer might gonna use that build as a based to build custom rom.
Thank you.
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I'm running a custom ROM based on XXDLL7 on my SGH-I317M (Canadian Note II) and the battery life is just as good, if not slightly better than it was before. I did a full wipe after flashing, so perhaps old data from 4.1.1 is what is causing some people to have issues.
krwkenn said:
I'm running a custom ROM based on XXDLL7 on my SGH-I317M (Canadian Note II) and the battery life is just as good, if not slightly better than it was before. I did a full wipe after flashing, so perhaps old data from 4.1.1 is what is causing some people to have issues.
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You are right, im always suggest my friend perform factory reset after ugraded from ota or kies.
But this case a bit different. They never perform factory reset after ugraded. But still having experienced that battery performance much more better than 4.1.1.
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Battery life is always a hit and miss for everyone... no one has same settings usage apps roms kernels etc etc.... some have epic battery life others very poor ..
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shahkam said:
Battery life is always a hit and miss for everyone... no one has same settings usage apps roms kernels etc etc.... some have epic battery life others very poor ..
Sent from my SGH-T999 using xda premium
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This is True, most People getting 10hrs screen time with 3days on are not using 3g data and no sync and so on, everything is depending on how you use your Phone even when you don't use it.
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My battery life went down after the update, all else being equal. Would a factory reset really help? I'd have to do one anyways to revert I guess.
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sz1a said:
My battery life went down after the update, all else being equal. Would a factory reset really help? I'd have to do one anyways to revert I guess.
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Hmm...about the factory reset after ugraded, i think this is very subjective. Since samsung never advice their user need to perform this.
But for myself, i will perform and download again all the previous app to make sure everything running properly without any fc.
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But i never experienced ota or kies ugrade.
But in other way, 99% me will perform full wipe everytime install new custom rom.
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Jobiza said:
This is True, most People getting 10hrs screen time with 3days on are not using 3g data and no sync and so on, everything is depending on how you use your Phone even when you don't use it.
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Click to collapse
I totally agree with you. I f you are not using the functions of 'SMARTPHONE' what is the use of your phone? Is it just to show how much battery you conserved? Can anybody show 6 Hrs. of internet and 8 hours of videos in this so called battery life of 3 'days'?
I just cannot understand why people are running so much after battery life?
If you use you lose that is the law!
It can be understandable if without using anything one is losing the battery then it certainly is an issue.
IMHO those who conserve battery do not enjoy their phones at all!!!
That's true, that's why the new fw is such a pain in the ass with its poor battery!
Sent from my GT-N7100 using xda app-developers app
Thanks for all posted comment. All solid opinion and experienced.
Actually im just wanna to sharing that, it was proof that ( from samobile.com) the latest 4.1.2 having poor battery performance if compare to 4.1.1. But in another way, my both friends also proof to me that they having significant improvement of battery performance from the latest 4.1.2 malaysia firmware. ( im personally checked their battery status and they are not lie to me).
We should put aside the battery performance for certain rom, kernel, personal setting and personal usage.
Since they having the same setting and same installed app as previous after ugraded to 4.1.2. And they also using the phone like usual or before upgraded.
So from my point of view, im just wanna find out isnt it the latest 4.1.2 malaysia firmware might having some different tweak from samsung than other 4.1.2 build such as LL7?
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Wanam just release rom with latest base.. hopefully sammy fix the battery drain issue that currently plaguing ll5, ll7..
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darkteb said:
Wanam just release rom with latest base.. hopefully sammy fix the battery drain issue that currently plaguing ll5, ll7..
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Maybe/ hopefully with the sds fixed from samsung.
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This is kinda a good news though.
For this time I can't upgrade my SGN2 firmware either via Kies or OTA.
I don't know what's wrong but I figure out something later.
I'm using my SGN2 on Stock Rom and for me SGN2 Stock Rom (4.1.1) is quite good.
Usage :
Full Charge - 0830
Mobile Data On - 1000
Activity - 1100 ~ 2200 - Viewing Facebook, texting a bit in Whatsapp, web browsing
On call - 2200 ~ 0000
Phone Standby - 0000 ~ 0730
And I still have another 6% of battery.
Can't wait to update the firmware.
:good:
shahkam said:
Battery life is always a hit and miss for everyone... no one has same settings usage apps roms kernels etc etc.... some have epic battery life others very poor ..
Sent from my SGH-T999 using xda premium
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Exactly. Everything is an anecdote unless the battery life was tested via an app like Battery Monitor Widget before and after the update for at least several days to register the consumption per hour in both standby and regular use.
Anything else, especially screen time, is purely subjective.
anyone facing after upgrade, phone will auto restart or shut down by itself?
I don't have any battery issue with DLL7. Battery consumption was the same even with DMA5. Even now with DMA6 consumption still the same.
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cyberdroxxx said:
I don't have any battery issue with DLL7. Battery consumption was the same even with DMA5. Even now with DMA6 consumption still the same.
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same here, Battery consumption is equally the same with DLL7, DMA5 and DMA6...
LoL
Placebo FTW
MA5 , MA6 are the same as LL7
Sent from my GT-N7100 using Tapatalk 2
Battery consumption is not my main concern. Most important for me is that I use and abused my note2 to my heart's content and enjoy using it. I'm happy that my battery can last for a day. I charge my N2 when I'm in the car, office and at home. This has been going on since I bought it last October'12. I have not notice any difference at all in battery consumption in all updates right from the stock 4.1.1 rom that came with it.
yahyoh said:
LoL
Placbo FTW
MA5 , MA6 are the same as LL7
Sent from my GT-N7100 using Tapatalk 2
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My battery life has been terrible today...

As the title states, my battery life has struggled mightily today. Check out my pics, what do you think could be causing this?
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dude 3 hours awake time out of 5...thats an issue. you've got a wake lock somewhere. download wake lock detector
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the 1positive with mine so far is the battery. i go all day (12-14hrs) with moderate use and still have 30% charge when i plug it in.
That's terrible. You got an app freaking out. I noticed a huge drop in battery life when I put on a different sms app.
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Thanks guys, I installed the wakelock app. I will see what's going on.
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What was the issue?
Sent from my LG-D801 using xda app-developers app
Install better battery stats.....maps and partial wakelocks seems to be killing you battery. BBS would give u a better indication of whats eating your battery
WizeGuyDezignz said:
As the title states, my battery life has struggled mightily today. Check out my pics, what do you think could be causing this?
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akong702 said:
What was the issue?
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Not sure what the issue is yet, I was charging my phone. Now I took it off the charger and have better battery stats installed. I will monitor it and let you know.
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Held awake for 3 hours because your screen was on for almost that long. Right?
Sent from my Nexus 4 using Tapatalk 4
one thing that really kills this battery is the setting under location access "wifi and mobile network location" if you have that enabled google services keep the phone awake and drain the battery. I disabled that and my battery last so much longer now.
Well guys, something is still eating my battery alive. I went to bed with over 40% battery and I woke up with 7% left.
Here are my screenshots from better battery stats. Can anyone figure out what's eating me alive?
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WizeGuyDezignz said:
As the title states, my battery life has struggled mightily today. Check out my pics, what do you think could be causing this?
Sent from my LG-D800 using xda premium
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Click to collapse
Use greenify....you will see improvements right away.
Hit thanks
WizeGuyDezignz said:
Well guys, something is still eating my battery alive. I went to bed with over 40% battery and I woke up with 7% left.
Here are my screenshots from better battery stats. Can anyone figure out what's eating me alive?
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Click to collapse
NLP-Network Location Process-seems to be your biggest issue. My best bet would be settings>accounts>Google>google+>location
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bova80 said:
one thing that really kills this battery is the setting under location access "wifi and mobile network location" if you have that enabled google services keep the phone awake and drain the battery. I disabled that and my battery last so much longer now.
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Thanks, I turned it off and will let you know if that was it.
lastdeadmouse said:
NLP-Network Location Process-seems to be your biggest issue. My best bet would be settings>accounts>Google>google+>location
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I wasn't signed into Google+, so hopefully turning off the setting above will help. Thanks!
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lastdeadmouse said:
NLP-Network Location Process-seems to be your biggest issue. My best bet would be settings>accounts>Google>google+>location
Sent from my LG-D800 using Tapatalk 4
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Click to collapse
Yeah, good tip. If that doesnt work, go to Maps and disable history and location reporting as well. Might want to disable Wifi and mobile network location under the global location settings as well. This prevents other programs from eating up battery trying to access location when GPS is off. Restart your phone after diasbling any of these, then check battery life
Ok guys, here is how my battery has been doing since I made the changes that everyone suggested. Am I in good shape?
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seems good. here was mine earlier though lol
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jayochs said:
seems good. here was mine earlier though lol
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Lol nice. The only complaint that I have about this is that I had to turn off every single location based setting in the phone. I've never had to do that on my previous phones. It never drained like this on my S4 with those settings on.
The root of my complaint is that I can't even get weather updates on my widget because it is all turned off. And I always like to have the weather widget on my main screen. Which single setting can I turn on to get weather updates? I will leave the other ones off.
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Getting eaten alive again. What are these top two things?
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Power management wakelocks in the kernel is a placeholder for partial wakelocks. Look at the partial wakelock list for details. I had a terrible *backup* partial wakelock that had a start count of 3000 within 8 hrs!!! It was killing my bat. Check yours, it might be that same if its not the location wakelocks acting up again

[Q] Battery.

Just wondering if this seems right. I'm a pretty heavy user, and sometimes I have pretty good battery life, and then other times I'm charging twice a day. Running plain ole non rooted stock.
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I have the same issue as you
Sent from my LG-D802 using xda app-developers app
Since you're rooted I would download Greenify from the play store if you haven't already and use that. It will help. Also GPS from Google Now gives a lot of wakelocks and drains the battery a decent amount. I would turn off your GPS whenever you're not using it.
I'm not rooted. And I do actually have GPS turned off. I also have a lot of things that I don't use disabled.
I want to root, but can't at the moment because of lack of computer..
My search for a computer less root option is a constant failure.
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THAT Bluetooth Bug on KitKat ROMs.

Sorry if I've missed something here guys but I noticed mention of the Bluetooth wakelock bug on KitKat builds. I had it too within hours of flashing it I had over 1 hour odd of keep awake in battery stats.
After going into Bluetooth and enabling it then disabling it, it still hasn't increased it seems to have stopped for now. Can anyone replicate this or explain this? I haven't had time to grab a logcat and look at it yet I'm at work currently.
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Just reboot.
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Read something about this, somewhere.. if only I could remember now. In KitKat, Bluetooth isn't actually eating up the battery when it's not being used.
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But its visibly keeping the phone awake. So it must be using it I never had it enabled before it appeared in battery stats.
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I posted data thought about this at another thread where what I think is that just WiFi in 4.4.2 Bluetooth is always on although disabled but it should not be consuming battery(thanks to the low energy) unless it's connecting to other devices in fact I actually tend to use Bluetooth 50% of the time to play games with my moga and music in the car or with my deck at home and still get 15 hours easy
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Yeah I spoke too soon its updated to 9 hours keep awake now but I have 3 hours screen on time and still at 50 percent battery so I don't think its actually using much if anything
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Battery drain on 4.4.2

So after upgrading to kk I notice my battery is dropping more than usual
Pictures attached is that normal ?
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Yeah mine is too. My battery stats say my wifi is on which is not.
Sent from my VZW Galaxy Note 3
Southern_mind said:
Yeah mine is too. My battery stats say my wifi is on which is not.
Sent from my VZW Galaxy Note 3
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Is your wifi enabled at all? If it's enabled and not connected then chances are it could be scanning for networks which would cause significant power drain.
My wifi is off never been on
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Sh*the mine says WiFi is on too Abu it sure isn't on
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Yes my wifi is off I've turned it on them off again and it still says on. Been like that since day one. I don't ever use wifi. It even reports it on if I'm using the hotspot.
Sent from my VZW Galaxy Note 3
I'm at work can't really search if anyone found a fox for it . U think they got a fox or not yet. I'm running baja rom
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I put the phone in airplane mode and the wifi did also stop .
Edit :
Sent from my VZW Galaxy Note 3
I went into the wifi /menu/advanced and turnedoff the wifi scanning for Google Apps and location even when wifi off. That is insane! Made an hour a day difference in usage.
On a side note, the signal on this firmware is better than. The wife's retail version has no signal in a store and I had 4g with two bars
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manatti said:
I went into the wifi /menu/advanced and turnedoff the wifi scanning for Google Apps and location even when wifi off. That is insane! Made an hour a day difference in usage.
On a side note, the signal on this firmware is better than. The wife's retail version has no signal in a store and I had 4g with two bars
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Thanks, thanks, thanks that seems to have fixed it. I was not liking this kit kat battery life. Hopefully it will get better now.
Sent from my VZW Galaxy Note 3
No problem I get 4 hours or so of screen time when on 4.3 I only got 3 I was debating getting a new battery til I found that
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This is what mine was right when I found that setting the other day and when I turned it off
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So much better now.
Sent from my VZW Galaxy Note 3
Gladyscoleman said:
If you force stop your all unusual apps and use cell phone on battery saving mode then you will not face this issue again in future.:good:
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manatti help to fix it. Look at the post before yours.
Sent from my VZW Galaxy Note 3
Following up with having everything corrected and streaming blue tooth still at 88% with 44 MIN of screen time. Loving this
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manatti said:
I went into the wifi /menu/advanced and turnedoff the wifi scanning for Google Apps and location even when wifi off. That is insane! Made an hour a day difference in usage.
On a side note, the signal on this firmware is better than. The wife's retail version has no signal in a store and I had 4g with two bars
Sent from my SM-N900V using xda app-developers app
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Thanks , I will try that as well . My battery life is bad so far on KK...went from 83% -64% in 30 minutes just listening to music and light Internet browsing.
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mjh68 said:
Thanks , I will try that as well . My battery life is bad so far on KK...went from 83% -64% in 30 minutes just listening to music and light Internet browsing.
Sent from my SM-N900V using Tapatalk
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I feel like my battery life is slightly worse as well. Although that could be attributed to what seems like weaker data signal. So idle time seems to hold up just as well. But the battery seems to drain faster when using data. I was going to monitor it for several more days and if it's still bad, i'm going to try flashing the MJE modem
pipnmike said:
I feel like my battery life is slightly worse as well. Although that could be attributed to what seems like weaker data signal. So idle time seems to hold up just as well. But the battery seems to drain faster when using data. I was going to monitor it for several more days and if it's still bad, i'm going to try flashing the MJE modem
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Click to collapse
That's what I am seeing as well...drains much faster while using data.
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For those running 4.4.2 on the Verison Note 3...did you all have to subscribe to the Chinese bot-net via Kingo Root, or is there another method to install a ROM? Is Safestrap the only option, or is there a full recovery available?
Thanks.
cayers71 said:
For those running 4.4.2 on the Verison Note 3...did you all have to subscribe to the Chinese bot-net via Kingo Root, or is there another method to install a ROM? Is Safestrap the only option, or is there a full recovery available?
Thanks.
Click to expand...
Click to collapse
Kingo. SS is the only recovery available

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