Huge standby battery drain - Samsung Galaxy S9+ Questions & Answers

Hi everyone,
I am really helpless and do not know what to do anymore. My S9+ (EXYNOS) is draining battery overnight, in 6 and a half hours it drains 10%, even if always on displey is set to be turned of between 23h - 06h.
I am on the latest BTU firmware, I have tryied every tip and solution which I found on xda in order to get it better but it is still the same. I turned of almost all features like sync, location and also set all apps to be power saving.
If I use the phone a lot, I will get 4-5 maybe even 6 hours of SOT, but if I do not use it a lot, I will have 2-3 hours of SOT in total of 16 hours usage.
Any help or tips? I do not have any battery draining apps installed.
When I go to check in the battery stats I do not see anything suspicius, it says AOD 2 %, Device Idle 2%, Android OS 1%, Android System 1%, Screen 1%, Device is passive 1%.
Now I am trying it with a all black theme but still no improvement
Now I am thinking on going back to factory settings, because it seems that my battery was better (at last a little) before I tweaked and turned of many of the features.
Should I try factory reset, and if it does not help what is your proposal?
Another thing is that somethimes my phone gets hot without any reason, idle-ing or normal usage, that drains then the battery a lot. In situations like gaming etc it does not heat.

Did you try the app BetterBatteryStats? It works also with unrooted phones, if you can apply some adb commands with your PC. This app will give much more details about your battery consumption, including wakelocks.
Alternative would be GSAM Battery Monitor...its free, but not as detailed regarding wakelocks as far as i know.

-Vulture- said:
Did you try the app BetterBatteryStats? It works also with unrooted phones, if you can apply some adb commands with your PC. This app will give much more details about your battery consumption, including wakelocks.
Alternative would be GSAM Battery Monitor...its free, but not as detailed regarding wakelocks as far as i know.
Click to expand...
Click to collapse
No I did not try it, because on earlier phones I used it but did not know how to read it properly. I will install it now and post tomorrow the results so you can help me know what is going on.
Now I installed it but never used ABD and do not know hot to give the permission with it. In facts I used it maybe 5 years ago, now I will install it and try again, it is not that hard.

arnes_king said:
Now I am thinking on going back to factory settings, because it seems that my battery was better (at last a little) before I tweaked and turned of many of the features.
Should I try factory reset, and if it does not help what is your proposal?
Click to expand...
Click to collapse
I think you should factory reset it. I had the same issue and now that I factory reset it and left most of the features as is (but I disabled bixby) it's been pretty good. Losing around 1-3% at night and at least 5 hours of SOT when I use it sparingly with around 24 hours off the charger. If I use it heavily I get around 8-almost 9 hours SOT for around 12 hours off the charger with around 15% consistently.

chickenbb said:
I think you should factory reset it. I had the same issue and now that I factory reset it and left most of the features as is (but I disabled bixby) it's been pretty good. Losing around 1-3% at night and at least 5 hours of SOT when I use it sparingly with around 24 hours off the charger. If I use it heavily I get around 8-almost 9 hours SOT for around 12 hours off the charger with around 15% consistently.
Click to expand...
Click to collapse
Thanks for the feedback. You gave me hope!
First of all I will try to discharge it once to 0% and take all juice out of the battery, maybe the system bugged because I always charge it as soon as I get as low as 40%.
If that does not help, then I will factory reset for sure. If it helped you I have hope that it will help me also.

I factory resetted few times. It seemed like it helped initially. But it actually did not.

Sobertooth said:
I factory resetted few times. It seemed like it helped initially. But it actually did not.
Click to expand...
Click to collapse
I have factory reseted yesterday, and my batter life now is much better. Got 6 Hours SOT with 24 hours of total battery usage. In betterbatterystats I do not see anything anymore that drains it.
I need to mention that I have reinstalled everything manually, I did not wanted to import any backups just to be sure.

arnes_king said:
I have factory reseted yesterday, and my batter life now is much better. Got 6 Hours SOT with 24 hours of total battery usage. In betterbatterystats I do not see anything anymore that drains it.
I need to mention that I have reinstalled everything manually, I did not wanted to import any backups just to be sure.
Click to expand...
Click to collapse
Actually I got better battery life after factory resetting but after few days it again became like before.Repeated it ,same outcome. so said it didn't help . Manual apps installations, not taking help from Samsung swtich did nothing.

Sobertooth said:
Actually I got better battery life after factory resetting but after few days it again became like before.Repeated it ,same outcome. so said it didn't help . Manual apps installations, not taking help from Samsung swtich did nothing.
Click to expand...
Click to collapse
Then I think that some of the apps you are installing is draining the battery. I am just very careful at what I install, and I monitor the battery behavior after every new app.

arnes_king said:
Then I think that some of the apps you are installing is draining the battery. I am just very careful at what I install, and I monitor the battery behavior after every new app.
Click to expand...
Click to collapse
Do not have such app installed.

All of you uninstall Facebook and get a descent battery life.... Stop blaming Samsung... Most of the drain is due to the apps you use and the permissions you've granted to them....

Facebook only through Samsug browser. Facebook and messenger is a badly crafted app. The author should be humbly. Disable his activity and close him in jail. Do not deserve anything else. It will never be better

Related

[Q] 60 percent idle battery usage / 15 hours

I am having huge issues with my battery on my galaxy s2. It drains really fast, 60% over the last 15 hours this night when the phone has been idle. This has been an issue for about a week now; I cannot seem to find a solution? I have tried various roms, wiping and doing a clean install, but the problem continues. Currently using lightening rom 3,2.
Do anyone know what can be causing this battery drain? Is the battery defective??
What apps do you have installed?
Sent from my GT-I9100 using XDA App
That is quite a drain I can see there. The drain might be caused by having too many widgets or having too many applications open. If you plan to put it on standby, do close those apps that are not important to you.
Have you tried rebooting?
I have a stock lightening rom 3,2. no apps installed, except titanium backup pro and opera mobile. I have frozen all kinds of stuff in titanium to try find the cultprit, but without success. As you see, no apps except andoid OS is running. Same drain on villainrom, lightening. Don't know what can be causing the error. Is there some way to check if the phone or the battery it self is to blame?
Try with screen on - normally I think that should run for 6 hours or so. Using that as a reference, you can check to see if the energy stored in the battery is normal. It doesn't look like your OS is staying overly active to me.
Hi bjorninge,
Every time after you flash a new ROM you should calibrate your battery.
Get the app "battery calibration" from the market and follow instructions and please report back whether you can achieve better performance.
Cheers,
bamthwok
bjorninge said:
I am having huge issues with my battery on my galaxy s2. It drains really fast, 60% over the last 15 hours this night when the phone has been idle. This has been an issue for about a week now; I cannot seem to find a solution? I have tried various roms, wiping and doing a clean install, but the problem continues. Currently using lightening rom 3,2.
Do anyone know what can be causing this battery drain? Is the battery defective??
Click to expand...
Click to collapse
I have a similar issue, as was the same with my captivate. I have stock ROM on my GS2 though, the way I got it out of the box pretty much. Android OS takes up most of the battery usage. I don't know what it is. Widgets updating constantly? The constant syncing from Gmail/push email?
Well that's surprising! Awake and Screen On bar is quite low and totally synchronized, yet 60% drain, now I gotta say it's weird.
bamthwok said:
Hi bjorninge,
Every time after you flash a new ROM you should calibrate your battery.
Get the app "battery calibration" from the market and follow instructions and please report back whether you can achieve better performance.
Cheers,
bamthwok
Click to expand...
Click to collapse
Tried calibrating the battery, but it doesn't seem to help too much
yugotprblms said:
I have a similar issue, as was the same with my captivate. I have stock ROM on my GS2 though, the way I got it out of the box pretty much. Android OS takes up most of the battery usage. I don't know what it is. Widgets updating constantly? The constant syncing from Gmail/push email?
Click to expand...
Click to collapse
Unfortunately, I have the same issue as you've described above. I am running on stock KE2 kernel and the battery drain is quite a lot. The 'Android OS' is always consuming a lot of processor time on standby mode.
This needs to be fixed A.S.A.P.!
Download and install the app BetterBatteryStats from Android section, it is a very useful app which will show what Awaking the device from deep sleep and processes too. For me, it was the damn Latitude stuff going on background and wasn't letting the device to go to deep sleep.
Regards.
Sent from GT-I9100
Thanks for the tip. I have downloaded the app now. what spesifically should I look for?
You just look under 'Wakelocks' and you will know what apps are causing the Awake, then you could take further steps.
Regards.
Would be great if you could look at the screenshot and tell me if something is wrong. Also, after the battery calibration, I've "only" lost 26% the last 7 hours mostly idling. I don't see anything abnormal in the screenshot I provided :/
Well nothing is wrong imo as everything is very low. You should check those which are using more than 10 mins Wakelock, some seconds doesn't matter actually. And you can post any query further to the original thread of this app, here,
http://forum.xda-developers.com/showthread.php?t=1179809
Regards.
OK, So I'm now back to 12% battery usage (from 100% to 88%) with 17 hours and 30 mins on battery, which IMO is normal.
What did I do? Well, I removed the battery and put the rest of the phone into the stove for an hour on 50-60 degreed celsius. My 98% android OS usage is gone and the battery works as normal .I also had problems with the phone constantly going into "car mode" which is now gone.
I got some tips around the internet that my issues were all related to moisture on the inside of the phone.

[Q] Batery calibration issues.

I've been using my s3 for the past one week and my device shows 99% assoon as i remove my charger! i've tried changing the rom, erased my Battery stats, recalibated my battery using playstore apps. even though it shows 99%. please help! by battery life is worst!
All GS3's are like this only. The battery actually never charges to 100. Its purely cosmetic.
Please tell me you've actually tried searching for this before posting since there are literally dozens of threads and discussions revolving around it.
Physically it's very simple. If a battery is 100% full, it's as full as it can get. This is not true for everything but for most consumer-related stuff. (Airplane turbines, reactors and other industry-machines see it as a maximum value for long-time usage but can go quite a bit above)
If you unplug it, your phone starts draining battery since -surprise,surprise- it needs power. So the battery cannot stay at 100% if a (however tiny) part has been removed.
Phones that remain at 100% after unplugging for some time are lying to you to make them look better. And you don't want a manufacturer lying to you, do you?
rooneyvignesh said:
I've been using my s3 for the past one week and my device shows 99% assoon as i remove my charger! i've tried changing the rom, erased my Battery stats, recalibated my battery using playstore apps. even though it shows 99%. please help! by battery life is worst!
Click to expand...
Click to collapse
Better check of you have rogue apps in the background or your screen brightness, my batterylife is quite good (about 2 days with medium/heavy) use. Running stock firmware.
rooneyvignesh said:
I've been using my s3 for the past one week and my device shows 99% assoon as i remove my charger! i've tried changing the rom, erased my Battery stats, recalibated my battery using playstore apps. even though it shows 99%. please help! by battery life is worst!
Click to expand...
Click to collapse
That's perfectly ok. Relax Been discussed here already...
PS absolutely no need to calibrate the battery
This happens to me as well but don't fret over it.... Calibrations should be done regularly but not overly or it'll stress your battery more than necessary.
You do not calibrate your battery regular the year is 2012 not 1995 .
Battery auto calibrates itself use it ignore it .
jje
gee2012 said:
Better check of you have rogue apps in the background or your screen brightness, my batterylife is quite good (about 2 days with medium/heavy) use. Running stock firmware.
Click to expand...
Click to collapse
I'm amazed how people can get nearly 2 days with medium usage. Do you have any apps installed? How many hours screen do you get?
It seems it's pot luck with battery life..

Battery getting less usage time after 2 weeks?

Hi guys, anyone experiencing what I am saying in the title? A decrease in battery life after 2 weeks. Ar first it was amazing, I never had a phone with such SOT and usage time in general. And starting few days ago, battery depletes faster, lasting at maximum 24 hours or such. During first cycles I got easily 30 hours and 8 SOT. I dont have any new apps or so.
Do you know any possible reason? Did it happen to any of you?
Phone has memory leaks, it should be fixed in a future update, it also have laggy animations for me when using new gestures.
Thank you, most probably you are right..
No such issues with the first one I had. It must be an app. I use on screen navigation buttons, and Lawnchair launcher but, I dif not have batter issues with it.
I got around 8-10 SOT over 36 hours/.
I got exactly the same in the beginning. I cant figure out what is changed...for sure no app seems to be the culprit according to the battery status.. But it was my first thought..
I had my first handset (#gluegate) for just over 3 weeks and noticed the battery life was gradually getting slightly worse, although even when it was brand new I was only getting 14/15 hours of above average use.
Just before it got returned I was getting around 12/13 hours for the same usage.
I'll see how the new one performs.
icecoldbeverage said:
I had my first handset (#gluegate) for just over 3 weeks and noticed the battery life was gradually getting slightly worse, although even when it was brand new I was only getting 14/15 hours of above average use.
Just before it got returned I was getting around 12/13 hours for the same usage.
I'll see how the new one performs.
Click to expand...
Click to collapse
So I might not be crazy after all...
If you likely updated the Google app on November 19th, that new version has been reported by somebody to have apparently increased the battery drain.
However it's hard to tell if this is the actual cause.
Personally I didn't update that app (knowing the possible problem) and currently don't suffer of any reduced battery life.
themissionimpossible said:
If you likely updated the Google app on November 19th, that new version has been reported by somebody to have apparently increased the battery drain.
However it's hard to tell if this is the actual cause.
Personally I didn't update that app (knowing the possible problem) and currently don't suffer of any reduced battery life.
Click to expand...
Click to collapse
For sure I did that...well...waiting for a fix.
People are saying they get 30hrs from usage of 5 hours, I get about 20hrs of maybe 5 hours usage. Can't be without phone, stressed its no cheap phone.
May be can try clearing cache, i feel the same after 9.0.0.146 update. One member here advise me to clear the cache which i did, it seem like better now.
icecoldbeverage said:
I had my first handset (#gluegate) for just over 3 weeks and noticed the battery life was gradually getting slightly worse, although even when it was brand new I was only getting 14/15 hours of above average use.
Just before it got returned I was getting around 12/13 hours for the same usage.
I'll see how the new one performs.
Click to expand...
Click to collapse
So my replacement handset that I've now had for a few weeks can comfortably get 14/15 hours of moderate to heavy usage and still have 20-30% battery left.
Very happy with the phone overall. No piece of technology will completely please everyone but I think the M20P is outstanding in so many ways.
saints5354 said:
May be can try clearing cache, i feel the same after 9.0.0.146 update. One member here advise me to clear the cache which i did, it seem like better now.
Click to expand...
Click to collapse
How can we clear the cache?
jizang said:
How can we clear the cache?
Click to expand...
Click to collapse
Yes what cache are we clearing up? Is it the Google play services?
After I installed a 3.party launcher and used adb to uninstall the hisearch and default launcher battery time has been awesome. The device can handle 48 hours without charing and heavy usage. A ton of stuff syncing and 8+ hours of sot.
Sent fra min LYA-L29 via Tapatalk
paalkr said:
After I installed a 3.party launcher and used adb to uninstall the hisearch and default launcher battery time has been awesome. The device can handle 48 hours without charing and heavy usage. A ton of stuff syncing and 8+ hours of sot.
Sent fra min LYA-L29 via Tapatalk
Click to expand...
Click to collapse
Uninstalling hisearch does not do anything to warranty as it is a system app right? Or does it do anything to functionality?
jizang said:
Uninstalling hisearch does not do anything to warranty as it is a system app right? Or does it do anything to functionality?
Click to expand...
Click to collapse
No, if you factory reset it will come back. I think you can actually disable it by ADB instead of fully uninstalling it, so if you wanted it back you could just re-enable it. If you uninstall you can only get it back by a factory reset unless you are rooted apparently. Just make sure you have another launcher installed before doing either.
Sent from my [device_name] using XDA-Developers Legacy app
Had this phone for about 1 month now and yesterday I got a whopping 12 hours of SOT with smart resolution and brightness set to auto around the halfway brightness point. Wifi and network were connected at all times and made a couple calls and about 3 hours Spotify, watched a ful movie, some YouTube and many hours of social media and browsing... Im blown away by the battery life.
I've had mine for 5 week's, had 9 hours SOT with 17 hours off charge, wifi, mobile data, location rotation auto brightness set automatically, watched 1 hour YouTube quite a lot of Fakebook. Still had 20% battery left.
Sent from my HUAWEI LYA-L09 using XDA Labs
I have found a higher drain if I sync google photos (so i turn this off and only turn it onto sync once a month) also my works emails can eat the battery more so I turn them off unless I need the latest ones.
Other than that have found the battery life very good!

Batterylife worse after update

Hello.
I'm just wondering if anyone know how the Estimated Battery life function in the battery-menu works on the Mate 20 Pro. When I compare my phone vs my girlfriends I have a much lower expected battery life compared to her, with approximately the same usage and settings on both Mate 20s.
If I remember from the top of my head, I get an average of 50 hours expected at the Ultra Powersaver Settings, compared to her phone which is expected at over 200 hours when fully charged. I'm currently running the .153 update, she's still at the previous update and is getting significantly better batterylife than my device.
I've tried rebooting and clearing cache from the Recovery Menu, monitoring the apps from Settings>Battery where everything seems normal, changed resolution to Smart Resolution and 'Optimizing' the phone through the batterymenu.
Thanks in advance!
Hi,
Same problem here, since I installed the 153 update I have sudden battery drain bursts while the phone is idle. Battery will go from 60-80% to 0% in less than an hour.
It's happened twice during the last days: once while I was sleeping (so no phone activity caused by myself) and just right now. I've also cleared app cache, but it hasn't solved anything.
In the Settings->Battery->Usage it reports that "Phone" is draining the battery (no calls were made during that period). No other app has a high battery usage.
Is this a known bug that has been fixed in future updates?
Hi,
I have also experienced the same problem after I installed the .153 update. Battery drain is very noticable and I have factory reset/cleared the system cache but there is no difference. Huawei support have told me the battery may be faulty and so I will need to send it off for repair but i now think it is possibly a fault in the update.
Not sure what to do ?
I have .153 version and everything is working perfectly.
Try to clean cache and use it for a few days for the battery AI to settle in. That's what I usually do after a minor update. If the update is big, I would backup and do clean cache and factory reset together. BTW, after 171 update, I had experienced 3% per hour standby battery drain. But after factory reset, it's down to 0.4% per hour. Quite impressive.
tindersticks said:
Try to clean cache and use it for a few days for the battery AI to settle in. That's what I usually do after a minor update. If the update is big, I would backup and do clean cache and factory reset together. BTW, after 171 update, I had experienced 3% per hour standby battery drain. But after factory reset, it's down to 0.4% per hour. Quite impressive.
Click to expand...
Click to collapse
Hey what are you using to backup? Using Huawei it wants to put it on hisuite via laptop since I don't have external nano SD. Is this what you used? Thanks
I use a USB type C OTG Stick with a Micro SD card inserted. Alternatively, you can also use any USB stick with a type C OTG cable. Using Hisuite via laptop should also be easy and reliable.
Coming from a 6T i have been dissapointed with the battery on mate 20 pro , everyone has hyped this phone on battery life . first it dont seems to idle drain not as good as 6T will give it a couple of cycles but at the moment looks like selling this and going back to 6T
Best battery life ever, use it all day, tons of surfing, taking many pics, listen to FLACS on my Sony wh1000xm2 and hardly ever end the day below 60%. Am on 153.
I did hear that staring at your screen and settings all day long is bad for your battery. Just saying...
pro4ever said:
Coming from a 6T i have been dissapointed with the battery on mate 20 pro , everyone has hyped this phone on battery life . first it dont seems to idle drain not as good as 6T will give it a couple of cycles but at the moment looks like selling this and going back to 6T
Click to expand...
Click to collapse
I have both and I will say that 6T battery is very impressive but I am seeing similar batt life on mate 20 pro. Easily get 2 days with light to moderate use. Your milage may vary.
Have Had the same problem when i got the phone recently , setup my accounts and apps then got two updates in the same day 153 and 171 , the battery is good not bad but i just feel its not like everyone is saying i can get a more than a full day usage out of it but i just have to turn off everything except for wifi and 4g , disabling raise to wake and stay connected while in sleep specifically helped the battery life a lot but i still think it drains too much specially in standby where i can lose over 10% overnight and when browsing chrome over 4g (simple surfing not streaming)
i will try to backup and do a factory reset and see what happens.
BTW this my usage from yesterday ,not bad but this is with bluetooth off , mostly on wifi , raise to wake off , turn off data when the phone sleep on , location off , auto rotation off, manage apps manually only a handful are allowed in background , only autosync for gmail on and screen brightness barely above 50% mostly 30% or something
Alihosny said:
Have Had the same problem when i got the phone recently , setup my accounts and apps then got two updates in the same day 153 and 171 , the battery is good not bad but i just feel its not like everyone is saying i can get a more than a full day usage out of it but i just have to turn off everything except for wifi and 4g , disabling raise to wake and stay connected while in sleep specifically helped the battery life a lot but i still think it drains too much specially in standby where i can lose over 10% overnight and when browsing chrome over 4g (simple surfing not streaming)
i will try to backup and do a factory reset and see what happens.
BTW this my usage from yesterday ,not bad but this is with bluetooth off , mostly on wifi , raise to wake off , turn off data when the phone sleep on , location off , auto rotation off, manage apps manually only a handful are allowed in background , only autosync for gmail on and screen brightness barely above 50% mostly 30% or something
Click to expand...
Click to collapse
I was in the same situation when updating from 171 to 182, where the battery barely lasted 4 hours SOT, yesterday I did the factory reset and charged my phone to 100% I unplugged it at 9:30 AM and just plugged it in again today at 1:40PM, managed to get 8hours SOT with plenty usage, mails, spotify, netflix (via chromecast) and youtube overnight to sleep, bluetooth ang 4g on all time (most of the surfing was on wifi which is also always on) no need to turn off the location or something, auto brightness and QHD+ resolution
unfurtunately I was so excited that i forgot to take screenshots before plugging the phone, but I'm pretty sure that the factory reset + cache wipe definitely helped
i dont know man, have tried factory reset yesterday unplugged today at 10am didnt turn off anything left resolution at smart, i only disabled raise to wake because i dont like it, all apps managed automatically couple of uber rides, 90 mins of calls , surfing mostly on wifi , remote desktop, no streaming videos or music its now 11.30 iam at 49% with 2.5h sot, i think its improved but still wont reach that 8h sot unlesss i turn off more things like before still i think the vattery is great but not behaving like a 4200mah one seems like the screen specially and standby power consumptio is high, btw do you have the lg or boe scren because i saw people reporting worsr battery life after replacing their green lg screens with boe, o have the boe one maybe its the culprit.
Alihosny said:
i dont know man, have tried factory reset yesterday unplugged today at 10am didnt turn off anything left resolution at smart, i only disabled raise to wake because i dont like it, all apps managed automatically couple of uber rides, 90 mins of calls , surfing mostly on wifi , remote desktop, no streaming videos or music its now 11.30 iam at 49% with 2.5h sot, i think its improved but still wont reach that 8h sot unlesss i turn off more things like before still i think the vattery is great but not behaving like a 4200mah one seems like the screen specially and standby power consumptio is high, btw do you have the lg or boe scren because i saw people reporting worsr battery life after replacing their green lg screens with boe, o have the boe one maybe its the culprit.
Click to expand...
Click to collapse
I have a BOE screen, I havent used the phone that much today but performance and usage is basically the same, mostly because I use this as my "everything" phone both personal and job, I would recommend taking it to warranty if you can because if the factory reset + cache clear didnt worked I'm not sure what that could be as the device is still very new to have a considerable battery wear
i dont think its that bad to take it to warranty, actually compared to the galaxy s8 its great plus i imported it so no warranty option, i just feel it coukd have been more, it appears when screen is on i am kosing about 1% every 5-7 minutes whatever i am doing, i dont know if its normal, just today i already lost 16% in 3 hours with only 25 minutes of sot and wasnt doing much, i started suspecting google chrome is the culprit or the screen is power hungry, also when you factory reset did you install everything from scratch because i restored a full backup including apps and app data from hisuite may be i should install everything from scratch i dont know
Alihosny said:
i dont think its that bad to take it to warranty, actually compared to the galaxy s8 its great plus i imported it so no warranty option, i just feel it coukd have been more, it appears when screen is on i am kosing about 1% every 5-7 minutes whatever i am doing, i dont know if its normal, just today i already lost 16% in 3 hours with only 25 minutes of sot and wasnt doing much, i started suspecting google chrome is the culprit or the screen is power hungry, also when you factory reset did you install everything from scratch because i restored a full backup including apps and app data from hisuite may be i should install everything from scratch i dont know
Click to expand...
Click to collapse
I restored from my google account, which only restores contacts and apps (but installs the apps from zero) I had some experiences with several backup apps/services which affected my devices so i decided to go from 0
will try to factory reset and only restore image and videos and install aoos from scratch and see what happens

Android 11 Battery drain discussion

Hey folks, see if this is the right forum to post this.
Like some other people on here and on reddit the latest Android 11 update C.57 caused a lot more battery drain on my device.
Before on A.46 my over night drain was about 2% which is good I think with Wifi on.
With Coloros 11 it can be over 10% drain over the course of 6-8 hours which is far more.
I have tried gather info from my phone which app is draining but it looks rather normal.
Even tried the adb command to force the phone get the phone to do the battery optimazation manually without luck, seems I have dont have the permission to make suchs commands through ADB with USB-debugging mode enabled..
However this morning I found in Settings>Battery>More Battery Settings>Optimize Battery Use
The whole list on every app there was set to "Always ask" and not "Optimize Automatically"
Now I changed every app to Optimize Automatically and will see how this affects the current drain.
I read somewhere that to the phone to get to this "state of battery optimazation" you need to have the phone in the right state to execute that which was Battery Full on Charger in idle mode not moving for a few hours.
So I thought if the battery optimazation settings where set to "always ask" (which it never did) this state maybe never happens?
Anyways feel free to share your battery settings and what Battery standby drains you guys got because I have been going a little nuts over this issue haha.
I wouldn't bother changing the battery optimisation settings, they seem to reset themselves.
I wasn't getting great battery life so finally did a factory reset. After a week the battery settled down and is now ok, probably around 5.5 hours screen time a day at qhd 120hz with always on display in from 8am to 11pm. I don't really check battery drain overnight, I will check it and report back.
__NBH__ said:
I wouldn't bother changing the battery optimisation settings, they seem to reset themselves.
I wasn't getting great battery life so finally did a factory reset. After a week the battery settled down and is now ok, probably around 5.5 hours screen time a day at qhd 120hz with always on display in from 8am to 11pm. I don't really check battery drain overnight, I will check it and report back.
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Yes I checked them again now after you mentioned it and they do seem to reset. However now my phone seems to work how it should, currently 3 hour screen on and 64% battery left. Wifi at home all day. Also the standy drain is night and day better now. Maybe this was a bug in Android 11 that kept it from optimize the apps?
I have adaptive on both refresh and resolution and same Always on time settings as you.
Robsjo said:
Yes I checked them again now after you mentioned it and they do seem to reset. However now my phone seems to work how it should, currently 3 hour screen on and 64% battery left. Wifi at home all day. Also the standy drain is night and day better now. Maybe this was a bug in Android 11 that kept it from optimize the apps?
I have adaptive on both refresh and resolution and same Always on time settings as you.
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Glad it's working better now. I do find the battery a bit inconsistent, some days it's great and others it goes down quickly. I've turned location off now as dont need it that much, I lost 3% overnight which seems good to me.
I really don't understand how you guys get such a low battery drain overnight.
On ColorOS 7 I had 10-12% drain overnight.
On ColorOS 11 it stayed the same. I have reset my phone, now it's about 7-8%.
This is with night optimization on in the settings. 5G disabled.
I always was able to get that 3% on my older OP 7 Pro. Even on my Realme X2 Pro, which had the same OS!
Also, my SOT is not that good. On mixed data/wifi I only usually get 3.5hrs SOT. After the reset its 4hrs now.
With 5G on it's unusable, even with good coverage here. (AccuBattery: 6hrs SOT, 57hrs standby, just very bad)
It's nice to have Dual SIM now with Singapore EX, but I cant use it, my battery just can't handle that.
I kept this phone just because the rest is awesome, but the battery is such a letdown.
I thought it was a SD865 problem, but I also had the Mi 10 and Poco F2 Pro as a secondary device without any drain problems.
__NBH__ said:
Glad it's working better now. I do find the battery a bit inconsistent, some days it's great and others it goes down quickly. I've turned location off now as dont need it that much, I lost 3% overnight which seems good to me.
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3% seems good.
However I had a big drain again over night so gonna try to set apps to optimize again.
It is indeed very inconsistent
Jordytjes said:
I really don't understand how you guys get such a low battery drain overnight.
On ColorOS 7 I had 10-12% drain overnight.
On ColorOS 11 it stayed the same. I have reset my phone, now it's about 7-8%.
This is with night optimization on in the settings. 5G disabled.
I always was able to get that 3% on my older OP 7 Pro. Even on my Realme X2 Pro, which had the same OS!
Also, my SOT is not that good. On mixed data/wifi I only usually get 3.5hrs SOT. After the reset its 4hrs now.
With 5G on it's unusable, even with good coverage here. (AccuBattery: 6hrs SOT, 57hrs standby, just very bad)
It's nice to have Dual SIM now with Singapore EX, but I cant use it, my battery just can't handle that.
I kept this phone just because the rest is awesome, but the battery is such a letdown.
I thought it was a SD865 problem, but I also had the Mi 10 and Poco F2 Pro as a secondary device without any drain problems.
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Yes I agree the battery drain is very weird with this OS.
Have you tried changing the settings in the battery optimize section? I turned on optimize automatically and then charged my phone full and let it sit for a while with charger plugged.
Try this and see if it gets better.
Its weird that the settings change after a while tho.
Just recently managed to use the phone and have to confirm ColorOS 11 is killing battery overnight, I have this for few weeks now so should be all optimised, yet still overnight is around 25-30% battery gone, my previous mate 20 pro was taking maybe 2-3% overnight so is massive hit. No notification is allowed, do not disturb on with wifi and mobile off, really weird is behave like something in the background was still on.
mine only about few percent but my battery life sucks at 4-5 hour ish

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