[Q] Major Battery Drain after flashing Lollipop - Galaxy Note 4 Q&A, Help & Troubleshooting

Hey there!
I flashed the official Lollipop (Germany) rom that is posted in the Note 4 General forum two days ago without doing a factory reset. Right now, I am experiencing horrible battery life. GSAM reports that the phone radio is using 35% of the battery life. I also see the 4G icon blinking every few seconds, indicating that mobile data is being used. How can I solve this? My battery life was perfect before flashing Lollipop...
Many thanks in advance!

Screenshot just in case:

Maybe you should try a factory reset.
Although I updated without resetting and one of my friends did a full wipe before and after, and we both see a decrease in battery life. Nothing too horrible, but noticeable. So I think it's just Lollipop. After all, even the Nexus devices have been having battery issues with it.
See if a factory reset helps you, worth a shot.

iridaki said:
Maybe you should try a factory reset.
Although I updated without resetting and one of my friends did a full wipe before and after, and we both see a decrease in battery life. Nothing too horrible, but noticeable. So I think it's just Lollipop. After all, even the Nexus devices have been having battery issues with it.
See if a factory reset helps you, worth a shot.
Click to expand...
Click to collapse
Thanks for your advice. I will be sure to give it a shot. A decrease in battery life is pretty bad if you ask me. I thought Project Volta was supposed to improve battery life, not decrease it. And definitely not as much as is happening to me. By the way, the phone radio is still constantly active. I hope a fix will be out soon.

Can you check your Power Saving menu? I have similar problems with all apps that are using mobile data. Their Total connection time is really long even though I have used them for a few minutes.
Sent from my SM-N910C

asbozh said:
Can you check your Power Saving menu? I have similar problems with all apps that are using mobile data. Their Total connection time is really long even though I have used them for a few minutes.
Sent from my SM-N910C
Click to expand...
Click to collapse
Unfortunately a factory reset didn't help. My battery is still draining way too fast.. I can get around three and a half ours screen on time. Previously that was around five hours. I will check the total connection time later on when my battery has drained a bit!

Horrible battery drain in my handset, too. 910F model with German rom.

Flash echoe lollipop rom.waaaay better then stock.no more battery drain for me and much faster!

Formating cache partition helped me to get rid of the battery drain.

YoungStarDC said:
Hey there!
I flashed the official Lollipop (Germany) rom that is posted in the Note 4 General forum two days ago without doing a factory reset. Right now, I am experiencing horrible battery life. GSAM reports that the phone radio is using 35% of the battery life. I also see the 4G icon blinking every few seconds, indicating that mobile data is being used. How can I solve this? My battery life was perfect before flashing Lollipop...
Many thanks in advance!
Click to expand...
Click to collapse
you are not alone, I hate note 4 battery life, extreme drain 1% in one minute normal usage....

bekasulaberidze said:
you are not alone, I hate note 4 battery life, extreme drain 1% in one minute normal usage....
Click to expand...
Click to collapse
That sucks. It seems like this is a very serious bug in Lollipop. You'd think Google would have it figured out in 5.0.1 but that doesn't seem the case. Very annoyed by this.

YoungStarDC said:
That sucks. It seems like this is a very serious bug in Lollipop. You'd think Google would have it figured out in 5.0.1 but that doesn't seem the case. Very annoyed by this.
Click to expand...
Click to collapse
downgraded to kitkat but I'm not satisfied with battery life, note3 was better

I just disable Google now and OK Google and everything is OK

gpap2004 said:
I just disable Google now and OK Google and everything is OK
Click to expand...
Click to collapse
Your total connection time is back to normal on mobile data usage after this?
Sent from my SM-N910C

gpap2004 said:
I just disable Google now and OK Google and everything is OK
Click to expand...
Click to collapse
hellO!
here the same battery drain of facebook after lollipop upgrade (germany)
when i unplug wifi it starst keep stay connected to facebook and it grows even bigger than screen battery consumption.
heve you fixed it?
thanks!

I found WiFi to be the culprit for the rapid battery drain on Lollipop. Check out the following posts with my observations so far:
iridaki said:
After updating to Lollipop, I found that the phone behaves very differently. I have high "stay awake" times, caused by Android OS, even on Ultra Power Saving Mode. However, screen on time is still close to 4 hours, which is what I was getting on KK with my usage.
Before people jump in and say I need go factory reset, no I don't, there's another Note 4 in my home right now that was wiped before and after the update and shows the same symptoms.
Also I did install Gsam, but I'm not rooted, so it didn't give me more information than the stock battery stats page.
Click to expand...
Click to collapse
iridaki said:
UPDATE: I think I found the culprit. It's the WiFi. What I did today was charge my phone to 100%, switch WiFi off, disconnect from the charger and reboot. Then went about using it as usual, only I didn't turn WiFi on at all, not even for a second (weirdly enough, the battery stats report WiFi being on briefly at times, but that's another Lollipop bug).
The results were a big increase of SOT (+1 hour, see my previous post for comparison), no more permanent wakelock and increased standby time.
My findings are consistent with reports from Nexus users, claiming WiFi on Lollipop is a battery killer, even on 5.0.1, which was supposed to be an update to fix said issue.
Now, not turning on the WiFi is not really a viable solution for me, as I don't have an unlimited data plan, so I sure hope Samsung will fix this problem soon.
Click to expand...
Click to collapse
Below are screenshots showing battery behaviour with WiFi on (first 3 images) and with WiFi off.
It's important to point out that simply turning WiFi off doesn't appear to bring battery drain back to normal.
Turning WiFi off and rebooting fixes the issue, so long as you don't turn WiFi on again.

iridaki said:
I found WiFi to be the culprit for the rapid battery drain on Lollipop. Check out the following posts with my observations so far:
Below are screenshots showing battery behaviour with WiFi on (first 3 images) and with WiFi off.
It's important to point out that simply turning WiFi off doesn't appear to bring battery drain back to normal.
Turning WiFi off and rebooting fixes the issue, so long as you don't turn WiFi on again.
Click to expand...
Click to collapse
i thik i have another problem.
mine is only in 3g. no wake problem.

marci4na said:
i thik i have another problem.
mine is only in 3g. no wake problem.
Click to expand...
Click to collapse
KitKat or Lollipop?

iridaki said:
KitKat or Lollipop?
Click to expand...
Click to collapse
LOLLIPOP

I've started to have very poor battery life 7 days after installing the DBT lollipop. 60% after 4 hrs use today. It was good at first but has been getting worse by the day. Something was making the phone get hot just now so restarted and its cool shortly afterwards. However I cannot identfy what it was causing the overheating.
Is it worth trying to wipe the cache? I did a factory reset after the install as it was boot looping. I really do not want to reset it weekly! Google is crap at backing up all the apps - 160 out of 196 were reinstalled after the factory restart. Very poor.

Related

Android System Process battery drain sense kitkat (4.4.2) update

Has anyone had issues with really bad battery drain on newest update?
Sent from my Nexus 4 using Tapatalk
I haven't noticed a drop in battery life after upgrading from CM10.2 to stock 4.4.2.
I have very few apps on my phone and I keep wifi and data off when I'm not using my phone.
audit13 said:
I haven't noticed a drop in battery life after upgrading from CM10.2 to stock 4.4.2.
I have very few apps on my phone and I keep wifi and data off when I'm not using my phone.
Click to expand...
Click to collapse
It was my GPS eating up my battery. Mixed with the weather channel app. My battery was dead in 7 hrs.
Sent from my Nexus 4 using Tapatalk
Bad Battery Life
Hi
Yes, I have noticed a dramatic drop in battery life. I use to get home from work about 6pm with about 50% battery life. Now by 2pm I'm less than 10%.
No Bluetooth. No GPS. No NFC (this was originally on when getting to 6pm). WiFi on. WiFi Off. Doesn't matter. Turned location services to battery save or off. No new apps.
I have converted runtime to ART (worth having a read up on this), which can potentially give up to 20-30% better battery.
The funny thing is at home with full WiFi and strong 3G reception the battery life is exceptional! 2-3 days standby (light/medium use). The 3G reception at work.
A friend suggested that possibly the radio (3G) isn't locking on to a specific tower and keeps bouncing between towers chewing up the battery.
I will try a factory reset and see if it fixes the problem. From what I've been able to discover online it doesn't seem to be a very common problem.
Same Here
My girlfriend is having the same problem with battery drain.
GPS is off and she's using Wi-Fi at home.
When Google rolled Kit Kat OTAs I had to wipe her phone and flash the official Mako factory images to actually get it updated. So the phone isn't rooted and It's completely stock now. The 4.4.2 OTA update installed just fine. Then she noticed the poor battery life. Android system and Android OS are the 2 highest battery users in the list (will try to get a screenshot of this later)
Is the factory reset working for any one?
Has a reinstall of the factory images fixed this?
Any other suggestions?
Just wanted to ask everyone before I spent a bunch of time on it.
Thanks so much!
factory reset doesn't resolve
I did a factory reset and the issue still exists. I have removed 1/3 of my apps, 80% of the photos on my phone. I tried running Bluetooth off 100% of the time. Turned off location reporting. Turned off syncing any Google service I wan't using. None of these helped. My problem is intermittent. I will make a change then go a couple of days thinking "problem solved," then on the third day massive battery drain reoccurs. I think the battery monitor in the OS is unreliable when this occurs becasue it will report an app like "Flixter" as the main source of the drain. The next time it will be mediaserver, or TV Guide.
jclake said:
I did a factory reset and the issue still exists. I have removed 1/3 of my apps, 80% of the photos on my phone. I tried running Bluetooth off 100% of the time. Turned off location reporting. Turned off syncing any Google service I wan't using. None of these helped. My problem is intermittent. I will make a change then go a couple of days thinking "problem solved," then on the third day massive battery drain reoccurs. I think the battery monitor in the OS is unreliable when this occurs becasue it will report an app like "Flixter" as the main source of the drain. The next time it will be mediaserver, or TV Guide.
Click to expand...
Click to collapse
You got a lot of apps it sounds like. My problem has been eliminated sense removing weather channel app. Been good for two weeks
Sent from my Nexus 4 using Tapatalk
Same problem.
I have read millions of forums and this problem is not going away. I also have intermittent battery drain - it works for a few days and then everything goes back to sh-it. I've tried everything - deleting apps, turning off all services i don't use, power saving mode, sync, GPS, and nothing works.
Metal72 said:
My girlfriend is having the same problem with battery drain.
GPS is off and she's using Wi-Fi at home.
When Google rolled Kit Kat OTAs I had to wipe her phone and flash the official Mako factory images to actually get it updated. So the phone isn't rooted and It's completely stock now. The 4.4.2 OTA update installed just fine. Then she noticed the poor battery life. Android system and Android OS are the 2 highest battery users in the list (will try to get a screenshot of this later)
Is the factory reset working for any one?
Has a reinstall of the factory images fixed this?
Any other suggestions?
Just wanted to ask everyone before I spent a bunch of time on it.
Thanks so much!
Click to expand...
Click to collapse
I have the same issue, Android System drains more Battery then screen, my Phone doesn't have root...
so without root I can't Use wakelock detector...
Gesendet von meinem SM-N9005 mit Tapatalk
Bad to worse
Exit_Only said:
You got a lot of apps it sounds like. My problem has been eliminated sense removing weather channel app. Been good for two weeks
Sent from my Nexus 4 using Tapatalk
Click to expand...
Click to collapse
Thanks for that note! I know my gf uses the weather channel app. Will tell her to remove it.
On a similar note. Now a few months later now and her battery wont hold a charge for more than 2 hours and wont charge to 100% every time. Her phone is only a year old. luckily she called google 2 days before the 1 year warranty was up. They sent instructions on safe mode and some other tips. Hopefully she'll end up with a new battery and i'll make sure shes not using weather channel haha.

[Q] battery drain already?

Hey guys. First proper charge from around 3% too 100% and I'm getting battery drain already, I thought this issue was resolved in lollipop? Not the mention the emense heat that comes off of this device
Check out the picture and get back to me. Thanks.
Jack
Same thing is happening to me... I don't find that the drain is really so bad, as I still get pretty great battery life, but does appear that this issue is still present in lollipop. Seems pretty wide spread among Android users.
I had an iphone for about 5 months. Went back to android and the problem still persists I got 3.5 hours of screen on time yesterday. Take a look at this
Also getting battery drain, the main offender seems to be the "mobile standby" which is always around 50-65% for me.
projectmayhem22 said:
Also getting battery drain, the main offender seems to be the "mobile standby" which is always around 50-65% for me.
Click to expand...
Click to collapse
I think this was an error in reporting in the stock firmware, I haven't had a problem with the battery, in fact it's been really good. Since updating to B132 (GRA-L09) the battery usage seems to be reported correctly.
Interesting, I'm not sure what the normal drain should be then. My HTC One had a pretty good battery life, but it seems with this phone the battery drains quite fast when I'm using Chrome and WhatsApp etc. The power saver reports Chrome uses a max of around 10% but the rest use very little %, yet it seems I'm using around 30-40% of the battery in around half an hour.
Do you think using a custom rom (when they become available) would be any different?
Not sure if a custom rom would help. Are you rooted? If so you should have a look at betterbatterystats which should show you what's using up the battery.
When I'm mostly on wifi I can get 5 hours of screen time with 32+ hours running time.
i have the same problem with the "mobile standby" batery drain
i did a clear data/cache then factory reset, and now it's ok
androyd system still drain batery pretty much
sorry for my bad english
beardedwonder said:
Not sure if a custom rom would help. Are you rooted? If so you should have a look at betterbatterystats which should show you what's using up the battery.
When I'm mostly on wifi I can get 5 hours of screen time with 32+ hours running time.
Click to expand...
Click to collapse
Was going to wait for a few roms to be released before rooting, but the battery life seems so poor I think I'll do it just to find out.
I've had the same Problem with the battery drain and analysed this with the Wakelock Detektor (needs root). Cause was the "NlpWakeLock" thats part of the Google Services. Then I disable the Google Location History everything went well. They are a lot of of useres, who have the same problem. The only real solution (If you want to use the Location history) is a Xposed module for that you need a working Xposed framework.
I have now disabled Google location history, hopefully this fixes the problem for me too.
projectmayhem22 said:
I have now disabled Google location history, hopefully this fixes the problem for me too.
Click to expand...
Click to collapse
how did you disable the location history?
hebbe said:
how did you disable the location history?
Click to expand...
Click to collapse
Google settings > Location > Google Location History :good:
Hi guys, i have problem with drain too - Android system is 36 % and doesnt fall down. What can i do? Please help
Hi guys, I've a problem with battery, I've the operative system and play service always over the first at 18% and the second over at 22%, also the stand-by is under 6%? I've try the hard reset but nothing has changed. Have you a possible solution? Thanks so much :good:
mirost1 said:
Hi guys, i have problem with drain too - Android system is 36 % and doesnt fall down. What can i do? Please help
Click to expand...
Click to collapse
zar marco said:
Hi guys, I've a problem with battery, I've the operative system and play service always over the first at 18% and the second over at 22%, also the stand-by is under 6%? I've try the hard reset but nothing has changed. Have you a possible solution? Thanks so much :good:
Click to expand...
Click to collapse
have you guys find the solution? ill kill myself, the battery is horrible now, thanks for answer
Its lolipop, i think 6.0 will fix this.

Need advice about battery drain

Hey everyone, I purchased the 6P a week ago and I really don't understand the battery in this thing.... I'm coming from LG G3 which never faced battery drain during stand by. I am not even using the 6P (still haven't migrated from the G3) because of the unreasonable battery drain during sleep, I have WiFi always on and (no I don't accept to turn it to Never during sleep) I never did this with any phone anyway, my G3 doesn't lose more than 1-2% during the whole night (7 hours).
Please take a look and tell me if this makes any sense because I'm thinking of returning the thing if it's not just a software issue:
Time of screenshots:
3:02 AM
11:48 PM
Taken today, phone left untouched at home.
Battery life is really hit or miss, many lose 0-3% during the night while others like yourself lose a ton. Try changing your WiFi to either 2.4GHz only or 5GHz only, as some found that helps out. Custom kernels can also control WiFi wakelocks, and I've found running Franco kernel does a great job at helping standby life.
How's the signal strength from within your home? Having a weak cell signal can assist in battery drain. However that's some serious drainage. I'm thinking you have one or more wakelocks preventing the phone to deep sleep. If you're rooted, greenify is a must. It has boosted my battery life by a ton. I would also try to get some more battery stats applications. Better battery stats was/is my favorite app but I'm not sure its working on MM
geoff5093 said:
Battery life is really hit or miss, many lose 0-3% during the night while others like yourself lose a ton. Try changing your WiFi to either 2.4GHz only or 5GHz only, as some found that helps out. Custom kernels can also control WiFi wakelocks, and I've found running Franco kernel does a great job at helping standby life.
Click to expand...
Click to collapse
Although it is not convenient to switch between the 2 bands ( Work is on 2.4GHz and Home is on 5GHz) but I will try it to see if it helps any.
Do you think this will be fixed with software update? and is it because Android M or because 6P on Android M?
Pain-N-Panic said:
How's the signal strength from within your home? Having a weak cell signal can assist in battery drain. However that's some serious drainage. I'm thinking you have one or more wakelocks preventing the phone to deep sleep. If you're rooted, greenify is a must. It has boosted my battery life by a ton. I would also try to get some more battery stats applications. Better battery stats was/is my favorite app but I'm not sure its working on MM
Click to expand...
Click to collapse
Signal strength is fine at my home ( never faced an issue with G3).
I haven't installed anything that can hog battery like that, I only set-up Email, Hangouts to Sync, I never used Greenify or any battery saving apps ( The battery should last as advertised with it's standard capacity), i'm not asking for a magical battery life, just what's expected of a 3450 mAh.
I'll post Sambatterystats results shortly.
See if WiFi scanning is turned off
Many say the battery drain issue really spiked with the update to Android 6.01. So it appears to be SW related, and not HW, FWIW.
I found my fix is as Geoff53 said above, install a custom kernel (Kylo in my case). And I use Greenify on top of it. Great battery life now.
pipnmike said:
See if WiFi scanning is turned off
Click to expand...
Click to collapse
Scanning is off. WiFi on the other hand is Always on.
jejb said:
Many say the battery drain issue really spiked with the update to Android 6.01. So it appears to be SW related, and not HW, FWIW.
I found my fix is as Geoff53 said above, install a custom kernel (Kylo in my case). And I use Greenify on top of it. Great battery life now.
Click to expand...
Click to collapse
I hope it's just the 6.0.1 .. because I really would hate to return it..
Well, I'd go as far as flashing a custom ROM if that would completely solve the problem, not just the Kernel.
I initially had bad batter drain, not now. Unplug 6:30 am and 10pm still have 45%. Use to be dead by 7pm. I found the culprits were bad apps that I thought were OK. Ebay, Amazon, Facebook, ESPN, Waze.... when I deleted these and a few more, then rebooted all was good. Haven't tried putting them back though. I leave GPS, WIFI, blue tooth... all on. Even have 3 mail apps all set to "push." I don't twitter though.
Make a back up with Titanium or MyBackup, factory wipe and reset and see if your battery improves with only basic apps and mail. Bet it's bad apps. If improves slowly add apps until you find the culprit.
MLT2004 said:
I initially had bad batter drain, not now. Unplug 6:30 am and 10pm still have 45%. Use to be dead by 7pm. I found the culprits were bad apps that I thought were OK. Ebay, Amazon, Facebook, ESPN, Waze.... when I deleted these and a few more, then rebooted all was good. Haven't tried putting them back though. I leave GPS, WIFI, blue tooth... all on. Even have 3 mail apps all set to "push." I don't twitter though.
Make a back up with Titanium or MyBackup, factory wipe and reset and see if your battery improves with only basic apps and mail. Bet it's bad apps. If improves slowly add apps until you find the culprit.
Click to expand...
Click to collapse
In my opinion, the " Bad App" theory is getting a bit out of hand. I installed the same apps as on my G3 (never had a bad app on it) , and 6P has been factory reset and insatlled nothing at all, only logged into gmail and hangouts, and I tried with the (WiFi during sleep set to never ) then the drain is not as bad anymore but I lost realtime push notifications which is unacceptable.
Now if believe there are so many "bad apps" then we can have the Doze which is supposed to minimize app drain if not terminate it, but that's not the case here obviously, so I think it's actually specific WiFi bug on Android M and not bad apps.
jejb said:
Many say the battery drain issue really spiked with the update to Android 6.01. So it appears to be SW related, and not HW, FWIW.
I found my fix is as Geoff53 said above, install a custom kernel (Kylo in my case). And I use Greenify on top of it. Great battery life now.
Click to expand...
Click to collapse
This for me, was getting lovely life and slooooow standby.
Updated the latest build yesterday and Google Services has hammered by battery today, gonna give it a few days to settle down though
chaosdark said:
Hey everyone, I purchased the 6P a week ago and I really don't understand the battery in this thing.... I'm coming from LG G3 which never faced battery drain during stand by. I am not even using the 6P (still haven't migrated from the G3) because of the unreasonable battery drain during sleep, I have WiFi always on and (no I don't accept to turn it to Never during sleep) I never did this with any phone anyway, my G3 doesn't lose more than 1-2% during the whole night (7 hours).
Please take a look and tell me if this makes any sense because I'm thinking of returning the thing if it's not just a software issue:
Time of screenshots:
3:02 AM
11:48 PM
Taken today, phone left untouched at home.
Click to expand...
Click to collapse
did u somehow manage to decrease standby drain?

Terrible Battery on S7 Edge?

So I switched over from my OP3 to S7 Edge as it was supposed to be an overall upgrade. I used to get through a day of work (7:30am - 5pm) and still have ~40% battery. With the S7E I have to top the phone up before leaving work and keep it on battery saver. I changed the firmware from EE branded to unbranded and I am un rooted.
I was absolutely loving the battery life of my s7 edge until a couple of days ago when it started discharging at a ridiculous rate. I tried getting rid of a bunch of apps that I wasn't using but that had little effect.
Yesterday, I wiped the cache in the stock recovery (I'm also unrooted) and I'm back in business! I doubt I'll ever know what was going on (Android system was using 32%) but wiping cache is an easy fix.
My next step would have been a factory reset which I was planning on doing after Noughet lands officially. I'm happy to put that off as it's a bit more of a PIA for me setting up my watch and other peripherals..
crutzulee said:
I was absolutely loving the battery life of my s7 edge until a couple of days ago when it started discharging at a ridiculous rate. I tried getting rid of a bunch of apps that I wasn't using but that had little effect.
Yesterday, I wiped the cache in the stock recovery (I'm also unrooted) and I'm back in business! I doubt I'll ever know what was going on (Android system was using 32%) but wiping cache is an easy fix.
My next step would have been a factory reset which I was planning on doing after Noughet lands officially. I'm happy to put that off as it's a bit more of a PIA for me setting up my watch and other peripherals..
Click to expand...
Click to collapse
I've wiped the cache in stock recovery and unfortunately it didn't help. As with you, a factory reset would be too much hassle at the moment, so I'm trying to avoid that route. It really is a nightmare to try and solve!
Is this battery life normal? I'm always on 4G with minimal gaming. Please tell. Thanks.
Razwaz said:
So I switched over from my OP3 to S7 Edge as it was supposed to be an overall upgrade. I used to get through a day of work (7:30am - 5pm) and still have ~40% battery. With the S7E I have to top the phone up before leaving work and keep it on battery saver. I changed the firmware from EE branded to unbranded and I am un rooted.
Click to expand...
Click to collapse
Bro. How to screenshot it that long? I'm new with this unit. Thanks
Razwaz said:
So I switched over from my OP3 to S7 Edge as it was supposed to be an overall upgrade. I used to get through a day of work (7:30am - 5pm) and still have ~40% battery. With the S7E I have to top the phone up before leaving work and keep it on battery saver. I changed the firmware from EE branded to unbranded and I am un rooted.
Click to expand...
Click to collapse
Your Android system us killing your battery, it shouldn't be first in your list, have you disabled all reporting , Samsung,google reporting diagnostic policy stuff, and have you disabled nearby device scanning
Magz Heaven said:
Bro. How to screenshot it that long? I'm new with this unit. Thanks
Click to expand...
Click to collapse
When you screenshot there is an option down the bottom left to "capture more".
Shuthefrontdoor said:
Your Android system us killing your battery, it shouldn't be first in your list, have you disabled all reporting , Samsung,google reporting diagnostic policy stuff, and have you disabled nearby device scanning
Click to expand...
Click to collapse
I don't think I have! What should I be disabling specifically?
Razwaz said:
When you screenshot there is an option down the bottom left to "capture more".
I don't think I have! What should I be disabling specifically?
Click to expand...
Click to collapse
Settings/more connection settings/ nearby device scanning turn off
Settings/privacy and safety/report diagnostic info turn off
Those two alone will make a good impact on battery life/Android system drain and also turn off any reporting in Google settings also
Shuthefrontdoor said:
Settings/more connection settings/ nearby device scanning turn off
Settings/privacy and safety/report diagnostic info turn off
Those two alone will make a good impact on battery life/Android system drain and also turn off any reporting in Google settings also
Click to expand...
Click to collapse
Device scanning was on so I've turned that off, diagnostics was already off, hopefully this improves it.
Razwaz said:
Device scanning was on so I've turned that off, diagnostics was already off, hopefully this improves it.
Click to expand...
Click to collapse
You can also turn off wifi network notification in range
And turn off any advanced features you don't use in settings but your screen should be first in your list right now my screen has used 42% of battery and Android system in second using 18% which is acceptable
Shuthefrontdoor said:
You can also turn off wifi network notification in range
And turn off any advanced features you don't use in settings but your screen should be first in your list right now my screen has used 42% of battery and Android system in second using 18% which is acceptable
Click to expand...
Click to collapse
What's your battery stats look like?
I average 5-6 sot, I'm a heavy user and wifi Bluetooth GPS always on,40% screen brightness
Shuthefrontdoor said:
I average 5-6 sot, I'm a heavy user and wifi Bluetooth GPS always on,40% screen brightness
Click to expand...
Click to collapse
That's really impressive and makes me jealous! Out of curiosity, what does your % drop over night? I'm sure mines is about 15-20%.
Razwaz said:
That's really impressive and makes me jealous! Out of curiosity, what does your % drop over night? I'm sure mines is about 15-20%.
Click to expand...
Click to collapse
2% drop, I don't use AOD, I have the sd820 btw
If you guys dont care about warranty and stuff. I would recommend going to apc8 firmware of apf2(has some security issues like being outdated and such but if those dont matter to you then apc8 or apf2 is the way to go!). Im on apf2 rooted with prometheus kernel v.1.4 and here are my stats. Light usage like netflix or browsing but the standby is great!
I have 5h 30min screen time
I'll report my screen shots later tonight to see if it's improved. It was at 100% two hours ago and now it's at 80%, so a loss of 10% an hour still seems quite high? I've just checked and Android system is still consuming 23% compared to 9% for the screen. It's frustrating how some people are effected by this and not others.
So my battery has almost died and here are my stats. Any other tips to fix this?
Razwaz said:
So my battery has almost died and here are my stats. Any other tips to fix this?
Click to expand...
Click to collapse
What's connected to your phone during the day and what kind of apps do you use the most? Maybe we can find some more things to disable/find more battery friendly alternatives.
Wesley0104 said:
What's connected to your phone during the day and what kind of apps do you use the most? Maybe we can find some more things to disable/find more battery friendly alternatives.
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I recently started using a pebble but the problem has persisted since before then. Today I've sent about 10 whatsapp messages and sent about 3 snapchat. I've used the recent apps and used "closed apps" to shut them all. It's as if my phone won't go into doze.

Experiencing bad battery life, unsure why.

S7 Edge Exynos global version I am using.
So, usually I can get 30 hours on battery but today suddenly my battery dropped 1% every 30 minutes when not using it. I am using Nova Launcher with energy bar running overlay on screen; wifi on; cell on. Anything else isn't on.
Following I have modified:
Developer options: running processes set to no background processes.
WiFi scanning and bluetooth sharing off.
I really want to avoid factory resetting as last resort.
My standby time is usually 1% every 1 hour 19 minutes.
I've even used Greenify to force stop apps when I'm not using my phone.
I will provide screenshots soon.
benjaminllim said:
S7 Edge Exynos global version I am using.
So, usually I can get 30 hours on battery but today suddenly my battery dropped 1% every 30 minutes when not using it. I am using Nova Launcher with energy bar running overlay on screen; wifi on; cell on. Anything else isn't on.
Following I have modified:
Developer options: running processes set to no background processes.
WiFi scanning and bluetooth sharing off.
I really want to avoid factory resetting as last resort.
My standby time is usually 1% every 1 hour 19 minutes.
I've even used Greenify to force stop apps when I'm not using my phone.
I will provide screenshots soon.
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Click to collapse
I'll wait for the screenshots before trying to help.
Wesley0104 said:
I'll wait for the screenshots before trying to help.
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So, I decided to make the move and reset the phone. I will restore everything I have and see if anything goes back to normal.
benjaminllim said:
So, I decided to make the move and reset the phone. I will restore everything I have and see if anything goes back to normal.
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That's probably the best thing to do, I hope your problems are over now.
Wesley0104 said:
That's probably the best thing to do, I hope your problems are over now.
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I hope so too. I will update in a day or two how my battery is going.
In the future if I occur the same problem, then I will reply here.
Unfortunately my battery dies 1% every two to three minutes. Last time it was 4 or 5 minutes.
An hour screen one time should only be about 14% drain Max.
Really need to solve the problem quick
Wesley0104 said:
That's probably the best thing to do, I hope your problems are over now.
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I've uninstalled FancyKey and Energy Bar temporarily to see if it gets better.
I'm unsure if it's the system or one of my apps draining it.
benjaminllim said:
I've uninstalled FancyKey and Energy Bar temporarily to see if it gets better.
I'm unsure if it's the system or one of my apps draining it.
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Me neither, I don't know those 2 apps. Is there a reason you have download booster on?
Wesley0104 said:
Me neither, I don't know those 2 apps. Is there a reason you have download booster on?
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Download booster is on, but I turned off mobile data. It helps me see if I have 4G without changing to data manually.
I've greenified all apps and disabled as many stock apps as I didn't need.
Quite strange how everything was ok until yesterday quite annoying.
benjaminllim said:
Download booster is on, but I turned off mobile data. It helps me see if I have 4G without changing to data manually.
I've greenified all apps and disabled as many stock apps as I didn't need.
Quite strange how everything was ok until yesterday quite annoying.
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Is your phone rooted? Do you use fast charging?
Wesley0104 said:
Is your phone rooted? Do you use fast charging?
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Phone isn't rooted and yes I do use fast charging.
benjaminllim said:
Phone isn't rooted and yes I do use fast charging.
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Turn off fast charging if you don't need it, your battery will last longer. What kind of things do you use your phone the most for?
Wesley0104 said:
Turn off fast charging if you don't need it, your battery will last longer. What kind of things do you use your phone the most for?
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Usually social media, Facebook Twitter Instagram and Snapchat.
Messenger, WhatsApp.
I use some news applications too.
I'm wondering if fully draining my battery will restore it back to normal again.
I do have other apps installed and I do use them too.
benjaminllim said:
Usually social media, Facebook Twitter Instagram and Snapchat.
Messenger, WhatsApp.
I use some news applications too.
I'm wondering if fully draining my battery will restore it back to normal again.
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That's a good idea. Completely drain your phone, then let it charge to 100%. Also, since your phone isn't rooted you might want to steer away from Greenify and just disable the apps you don't use through the phone itself and letting the apps sleep normally.
Wesley0104 said:
That's a good idea. Completely drain your phone, then let it charge to 100%. Also, since your phone isn't rooted you might want to steer away from Greenify and just disable the apps you don't use through the phone itself and letting the apps sleep normally.
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I'll use my phone without Greenify for one day and see if it gets better.
I'll completely drain it and charge it too.
You are going to have worse battery life than most regardless because you have terrible signal. Your phone is constantly pushing power to the radio just to keep the connection alive. You'd probably gain a ton of battery life just by simply going to 3g or even 2g when you are on WiFi.
If you signal is still this bad where WiFi isn't available you'll have poor battery life compared to most on any phone.
Galactus said:
You are going to have worse battery life than most regardless because you have terrible signal. Your phone is constantly pushing power to the radio just to keep the connection alive. You'd probably gain a ton of battery life just by simply going to 3g or even 2g when you are on WiFi.
If you signal is still this bad where WiFi isn't available you'll have poor battery life compared to most on any phone.
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Signal aside, I still had better battery life two days ago than now. So far I've been having 2 hours 30 minutes SOT and 10 hours on battery with only 40% left.
I never had to change signal to get good battery life before.
benjaminllim said:
Signal aside, I still had better battery life two days ago than now. So far I've been having 2 hours 30 minutes SOT and 10 hours on battery with only 40% left.
I never had to change signal to get good battery life before.
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What about your usage pattern has changed since then
benjaminllim said:
Following I have modified:
Developer options: running processes set to no background processes.
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Click to collapse
What does that do and why would you do that?
Galactus said:
What about your usage pattern has changed since then
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3% drain in 9 hours.
Problem is still experiencing drain during the day don't know why
Is it Android System draining battery?

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