Battery life issues already - Samsung Galaxy S7 Questions and Answers

I'm having terrible standby time battery life. I have tons of apps "optimized" and the battery life is pretty good under use. I'm losing battery like crazy when the phone is just sitting here though. Battery use shows 'Android System' as the culprit which of course can be any number of 50 things. I know it isnt AOD because I turned that off but Android System is used nearly 600mah in 8 hours which is outrageous. Any ideas?

My phone too. A lot of android system drain. I don't know why. But still I'm having a solid day of battery

I would give it a couple of days. My phone's always have horrible battery the first couple of days then it starts to level off. That's when you really see what the battery is like.

Is probably background updates and stuff

Tekogremista said:
Is probably background updates and stuff
Click to expand...
Click to collapse
This is what I am thinking it is... My phone is physically warm to the touch from load of doing all the background stuff right now. I have like 95 apps its downloading & installing & about 13k images via the photos app. Not to mention the very large restoration task of my SMS from my old device.

Only second cycle here but at 4hr21min sot at 21%
However android os is at the top
---------- Post added at 06:28 PM ---------- Previous post was at 06:27 PM ----------
dakalter said:
I would give it a couple of days. My phone's always have horrible battery the first couple of days then it starts to level off. That's when you really see what the battery is like.
Click to expand...
Click to collapse
So far so good

I'm passed all the downloads and updates I believe. One of the embedded components must be misbehaving
Sent from my SM-G930T using Tapatalk

3:51 SOC. Still 27% to go but android system is the top of battery

The same thing is going on with my AT&T S6 Edge since I got it. Every night 25%-35% battery gone.
SUCKS BIG TIME
Note: VoLTE is turned off

My standby battery is dropping 3% every 8 hours

if you guys leave wifi on, that's why. every since lolipop, having wifi on for Samsung devices kills battery in standby. my tab s 8.4 on kk lasted days with wifi on idle. with lolipop, i'm lucky if it lasts 24 hours idle. I have to put it in airplane mode every night I'm done with it.
Sent from my Samsung Galaxy Note 4

So far my battery life has been really good. Took the phone off the charger at 10 am and now its 10:30 pm and right now I'm at 50%. My old Note 4 would have died hours ago. I would love to leave it uncharged tonight so see where's its at in the morning but I wont have time to charge it before I have to leave for work.

jayochs said:
if you guys leave wifi on, that's why. every since lolipop, having wifi on for Samsung devices kills battery in standby. my tab s 8.4 on kk lasted days with wifi on idle. with lolipop, i'm lucky if it lasts 24 hours idle. I have to put it in airplane mode every night I'm done with it.
Sent from my Samsung Galaxy Note 4
Click to expand...
Click to collapse
wifi off for me

YOu guys have the S7 already??

I disabled Google now and turned off the nearby device scanning. Will see how that goes tomorrow.
Yes we have s7. Nearly everyone who ordered on T-Mobile has them or has shipped.
Sent from my SM-G930T using Tapatalk

4 hours and 20 minutes of SOC but android system ate 850mah of the battery. Still trying to figure out what.

Mine is doing okay I reckon.

Did you guys do a factory reset? And disable all those useless apps that are running in the background (settings -> application manager -> running (disable those that are running that you don't use)).

Toss3 said:
Did you guys do a factory reset? And disable all those useless apps that are running in the background (settings -> application manager -> running (disable those that are running that you don't use)).
Click to expand...
Click to collapse
Pretty much the only app that I disable from the start is Lookout Mobile Security. As soon as I can get to the settings in setup it gets disabled

Yea I haven't done a factory reset, the phone is brand new, why should we have to
Sent from my SM-G930T using Tapatalk

Related

S6 and Gear S2 - Battery

Just started using my watch not my mobile and getting allot of battery drain, my S6 was at 72% 4 hours later at 27%.
Recall with my Gear 2 a similar issue but after a series of firmware updates was all fine.
Same config here, and I don't have this problem. In fact, I was pleasantly surprised to find my S6 doesn't seem to drain battery significantly faster. Haven't done any precise measure though.
I would say you have some problem in one of the bricks of the Gear plugin / apop store / bluetooth link, that makes an app constantly trying to connect or to do something it can't, draining battery in the process.
Also, maybe you have disabled some apps that are needed by the combo S2/S6? Like Samsung account, etc.
Gear S2 Classic Battery Drain
I just got my Gear S2 Classic three days ago and am disappointed with the battery life... lasts maybe 15 hours with the screen set to 3. I'm working with online tech support but definitely disappointed considering my LG G R (one year old technology) has a battery life twice that of the Gear S2 right now.... surely there's a battery drain issue.
Jerz said:
I just got my Gear S2 Classic three days ago and am disappointed with the battery life... lasts maybe 15 hours with the screen set to 3. I'm working with online tech support but definitely disappointed considering my LG G R (one year old technology) has a battery life twice that of the Gear S2 right now.... surely there's a battery drain issue.
Click to expand...
Click to collapse
Have you done the firmware update? It literally doubled my battery life.
Jerz said:
I just got my Gear S2 Classic three days ago and am disappointed with the battery life... lasts maybe 15 hours with the screen set to 3. I'm working with online tech support but definitely disappointed considering my LG G R (one year old technology) has a battery life twice that of the Gear S2 right now.... surely there's a battery drain issue.
Click to expand...
Click to collapse
I'm using Sport version for about month and what you wrote is strange. Minimum use is solid one day, but usually I'm getting 1.5-2 days of use and with screen always on. Try disable WIFI and NFC and check if this helped.
No all standard configuration as I prefer to do that first and then start tailoring. S6 now down to 37% - last night it went flat (use my S6 as an alarm clock).
On the plus side S2 been on since 6AM only gesture on set to offer - Battery 66% not bad if I can get two full real days.
But not as good as my Gear 2 that did 25% a day.
Have left WIFI on just to start from a standard baseline. Watch is always on BT, assuming only switches if BT signal lost.
Harmon Rabb said:
Have you done the firmware update? It literally doubled my battery life.
Click to expand...
Click to collapse
I'm not sure is version R732XXU2AOJ3 the latest?
Sent from my SM-N920P using Tapatalk
---------- Post added at 06:34 AM ---------- Previous post was at 06:28 AM ----------
joetomcat said:
I'm using Sport version for about month and what you wrote is strange. Minimum use is solid one day, but usually I'm getting 1.5-2 days of use and with screen always on. Try disable WIFI and NFC and check if this helped.
Click to expand...
Click to collapse
Glad to hear you're getting solid battery life sounds like i need to figure out what is causing the battery drain. I reset the watch last night and charged it all night, NFC and WIFI off, gesture wake off, brightness set to 3 and screen is always on. I'll see how it goes.
Sent from my SM-N920P using Tapatalk
Jerz said:
I'm not sure is version R732XXU2AOJ3 the latest?
Sent from my SM-N920P using Tapatalk
---------- Post added at 06:34 AM ---------- Previous post was at 06:28 AM ----------
Glad to hear you're getting solid battery life sounds like i need to figure out what is causing the battery drain. I reset the watch last night and charged it all night, NFC and WIFI off, gesture wake off, brightness set to 3 and screen is always on. I'll see how it goes.
Sent from my SM-N920P using Tapatalk
Click to expand...
Click to collapse
How did it go? I'm having similar issues. Dying at about 13 hours with light usage and mostly everything turned off (gps, wifi, s voice) screen brightness set to 2. My gear s gave much me many more hours with everything turned on.
I installed the linear digital clock face £1 on the watch face gallery, and my S6 edge+ brought up a message stating that I should Uninstal or stop the app as it was using a high percentage of my Phone battery, like nearly as much as screen on usage, guess it was using the phones GPS and weather too frequently Uninstalled and all well again, don't know if this helps
Sent from my SM-G928F using Tapatalk
obsydian said:
Just started using my watch not my mobile and getting allot of battery drain, my S6 was at 72% 4 hours later at 27%.
Recall with my Gear 2 a similar issue but after a series of firmware updates was all fine.
Click to expand...
Click to collapse
I have the same problem as the op. My S6 edge battery is draining faster than before. Since the last week with the Gear S2 paired to the phone my battery doesn’t make it through the day even with very light use (screen 20mins on time).
The thing is I think I had this problem start a couple of days before I received the Gear S2. Could it be after some app updates?
I never had any updates only change was the S2
Have done a S2 reset still the same, have to charge at work and in the car otherwise by morning battery is nearly dead.
obsydian said:
Have done a S2 reset still the same, have to charge at work and in the car otherwise by morning battery is nearly dead.
Click to expand...
Click to collapse
My S6 edge has been on for 5 hours without any use today and is down to 70% already. If this continues I might try a hard reset on both phone and watch.
Found out why I got battery drain. Phone was connecting to 5Ghz on dual band router which drains battery fast. Switched it over to 2.4Ghz and everything is fine now.
AmyMejlak said:
How did it go? I'm having similar issues. Dying at about 13 hours with light usage and mostly everything turned off (gps, wifi, s voice) screen brightness set to 2. My gear s gave much me many more hours with everything turned on.
Click to expand...
Click to collapse
It's going a LOT better but I no longer use the 'always on' face either.
I reset the watch:
1. Power off the device. 2. Hold down the Home button until you see the Samsung logo with the rebooting message. 3. Tap the Home button until you get to the BIOS menu. 4. Tap the Home button to highlight "Recover" and long press. Please note that this will take about 5 minutes.
I have always on face off, brightness set to 4, bluetooth on, wifi off and nfc off. This morning I put on the watch at 6AM, it's now 3:45PM and I'm at 78% so that's about ten hours with 22 percent discharged so 2.2% an hour so realistically at this rate it'll last about 45 hours which is acceptable to me. I don't understand how you would get 2-1/2 days though.
Jerz said:
It's going a LOT better but I no longer use the 'always on' face either.
I reset the watch:
1. Power off the device. 2. Hold down the Home button until you see the Samsung logo with the rebooting message. 3. Tap the Home button until you get to the BIOS menu. 4. Tap the Home button to highlight "Recover" and long press. Please note that this will take about 5 minutes.
I have always on face off, brightness set to 4, bluetooth on, wifi off and nfc off. This morning I put on the watch at 6AM, it's not 3:45PM and I'm at 78% so that's about ten hours with 22 percent discharged so 2.2% an hour so realistically at this rate it'll last about 45 hours which is acceptable to me. I don't understand how you would get 2-1/2 days though.
Click to expand...
Click to collapse
Thank you! I'm trying that now. I had about 5-6% per hour which, to me, is not good. Is yours the bt only model or 3g? Do you have wake gesture on?
AmyMejlak said:
Thank you! I'm trying that now. I had about 5-6% per hour which, to me, is not good. Is yours the bt only model or 3g? Do you have wake gesture on?
Click to expand...
Click to collapse
Mine does not have 3g and wake gesture is on.
Sent from my SGP312 using Tapatalk

Battery Issues -> 32.2.A.0.224

I know I can look desperate, but this problem is driving me crazy.
My battery was good (but not perfect) in Android 6.0, but this latest update .224 is horrible! I have the same apps and the same use and with a maximum of 3 hours SoT! In one hour of normal use lose almost 10%!
Some people are having the same problem: http://talk.sonymobile.com/t5/Xperi...ues-32-2-A-0-224/td-p/1137290/highlight/false
I did not clean install of 6.0 to 6.0.1. I just did clean install of 5.1 to 6.0.
There are people who did clean install and are having the same problem.
Someone here is going through the same problem?
Hey, I had the exact same problem as you (UK Generic) and I did a clean install as well. I had to do a factory reset after installing and it took about 2 days for the battery drainage to settle down. Yesterday I got about 4 hours of SOT. I usually get around 2.5 days of battery which is similar to the previous firmware.
Try a factory reset.
To be honest, I'm getting the best battery life I ever had out of that smallish 2,900mAh battery + power-hungry Snapdragon 810, since .224
I still don't get the battery life I had out of my OnePlus One (that thing was a beast), but it's better. I get home after work with between 25% and 35% battery left now. With Lollipop and Marshmallow 6.0, pre 224, it would usually be between 15~20% (25% on good days), same usage pattern.
The Z5 is still not a very good phone in the battery life department, and probably neve will be, but it's better now.
One important thing though: I clean-installed .224
theprince1991 said:
Hey, I had the exact same problem as you (UK Generic) and I did a clean install as well. I had to do a factory reset after installing and it took about 2 days for the battery drainage to settle down. Yesterday I got about 4 hours of SOT. I usually get around 2.5 days of battery which is similar to the previous firmware.
Try a factory reset.
Click to expand...
Click to collapse
Phazonclash said:
To be honest, I'm getting the best battery life I ever had out of that smallish 2,900mAh battery + power-hungry Snapdragon 810, since .224
I still don't get the battery life I had out of my OnePlus One (that thing was a beast), but it's better. I get home after work with between 25% and 35% battery left now. With Lollipop and Marshmallow 6.0, pre 224, it would usually be between 15~20% (25% on good days), same usage pattern.
The Z5 is still not a very good phone in the battery life department, and probably neve will be, but it's better now.
One important thing though: I clean-installed .224
Click to expand...
Click to collapse
The funny thing is rebooted the device and now improved! Yesterday I got 4 SoT easy! I believe to be some kind of bug that was draining my battery! But anyway I will do a clean install!
BR4DOKYBrazil said:
The funny thing is rebooted the device and now improved!
Click to expand...
Click to collapse
Did you seriously post on a technology forum WITHOUT turning it off and on again first?!?!
ricodredd said:
Did you seriously post on a technology forum WITHOUT turning it off and on again first?!?!
Click to expand...
Click to collapse
I turned off once and giving reboot again, but had not resolved! The system android was 9% and then increased to 14% of battery usage. Is now 6%, ie normal.
I got 4 hours 40 minutes of SOT today, from 100 to 2%. This was mainly browsing and some videos over the span of 10 hours. If I'm lucky I can get 12 hours overall but with only 2-3h screen on time, as I don't use the phone as often.
I noticed something odd today - Wifi is now showing at he top of my usage details and it shows an entire span of Wifi usage (from 19 days ago, I think that is when the phone was updated). It has no impact on the battery life but it's just odd that "screen" doesnt show on the top anymore. I rebooted and the same thing occurs.
The battery usage screen really sucks now - you can't even see if the phone is "awake" or when there was wifi/mobile signal etc.
I got over 7hours with WiFi connected, Opera browser to read wattpad and my phone still had 27%. I've just unplugged my phone 2 hours ago and used it to surfing GG+ and Facebook, 20% for 2hour and 10mins usage. So it's good or bad? This result is a little better than my old Z2.
Same thing here. I usually have up plug in mid of the day just to make sure i have enough juice to survive the night. Around 3 hrs SOT only. Even with the auto sync off and wifi scanning off. Location service is off too. I don't see why the standard stamina mode has been removed that usually prolongs battery. I have doze installed for mobile data minimized but still around 3hrs or so
Sent from my E6683 using Tapatalk
FYLin21 said:
I got 4 hours 40 minutes of SOT today, from 100 to 2%. This was mainly browsing and some videos over the span of 10 hours. If I'm lucky I can get 12 hours overall but with only 2-3h screen on time, as I don't use the phone as often.
I noticed something odd today - Wifi is now showing at he top of my usage details and it shows an entire span of Wifi usage (from 19 days ago, I think that is when the phone was updated). It has no impact on the battery life but it's just odd that "screen" doesnt show on the top anymore. I rebooted and the same thing occurs.
The battery usage screen really sucks now - you can't even see if the phone is "awake" or when there was wifi/mobile signal etc.
Click to expand...
Click to collapse
I get the same WiFi bug and it's currently showing 18 days! Did you clean install the update? OTA or via Xperia Companion?
Sent from Tapatalk
Sensination said:
I get the same WiFi bug and it's currently showing 18 days! Did you clean install the update? OTA or via Xperia Companion?
Sent from Tapatalk
Click to expand...
Click to collapse
Which option do you see it?
With normal use, (browsing, social networks, videos, etc) I lose about 10% -15% per hour which I think is normal because I use it a lot. so it may last about 6 - 8 hours until it reaches 20% and I charge it immediately, I only drained the battery from 100% to 0% one time. Because I read somewhere full drains are not good for battery. Anyway if I play games, for example Need for Speed No Limits, I lose about 20% in an hour or so. so if I keep playing it will last only 4 hours aprox. maybe less. But there had been days where I almost don't use the phone and it lasts all day. So I really can't complain. But it certainly doesn't lasts 2 days as Sony said
Sensination said:
I get the same WiFi bug and it's currently showing 18 days! Did you clean install the update? OTA or via Xperia Companion?
Sent from Tapatalk
Click to expand...
Click to collapse
After charging to 100%, it's gone.
I updated with OTA this time around, and not a clean install.
BR4DOKYBrazil said:
Which option do you see it?
Click to expand...
Click to collapse
I upgraded via Xperia Companion from 164 not the clean install.
Sent from Tapatalk
---------- Post added at 09:04 AM ---------- Previous post was at 09:03 AM ----------
FYLin21 said:
After charging to 100%, it's gone.
I updated with OTA this time around, and not a clean install.
Click to expand...
Click to collapse
Same but via Xperia Companion. It doesn't bug me much but it is weird.
Sent from Tapatalk
Got the new update promise to fix batt, did you guys update?
Without any changes on usage type (I cannot say its regular on everyday, but I can say that there is no difference between last update and and previous one) battery performance on last update is about half of the previous one! Even if the stamina mode is activated, draining is very fast on my device (z5 compact). Draining on stamina mode is larger than normal usage on normal mode (prev version). In short, this problem is very very bad on my phone. I'm wondering when this issue will be solved or this is just happened on my device?
rolo143 said:
But it certainly doesn't lasts 2 days as Sony said
Click to expand...
Click to collapse
Have to keep it in your mind.
I did clean install of .224, wipe everything. Let the battery dies completely and recharged up to 100% without stopping. I had a significant improvement in battery life!

Samsung Galaxy S7 Battery Life

Hi,
It has been a week since i bought my s7. I was not quite pleased with the battery life. It was just ok. But now it is getting worse.
battery is 10% at the time of writing this.
Total usage is 22 hours
Screen on time is 3 hours
Android system is taking 23% battery
Screen 19 %
Facebook 17 %
Is this normal? I was expecting atleast 4 to 5 hours SOT?
I have the AOD turned on. Sync is always off. I dont even have the mobile data turned on. I mostly use wifi for facebook and browsing.
Any suggestions on how to improve it?
Aod takes 1% in 1 hour. Facebook takes too much but its known issue. Facebook knows that too and making fix right now. You can disable and enable it and then it will be ok.
Sent from my SM-G930F using XDA-Developers Legacy app
Though I own a S7 Edge, the following is from my experience with Note II & S2. I am not facing this with S7 Edge.
When I get a new device or get updates, I do a factory reset and start over. Just clearing the cache doesn't help.
I am using Package Disabler Pro to disable apps when not required and it doesn't require root access.
uchihasaaddragneel said:
Hi,
It has been a week since i bought my s7. I was not quite pleased with the battery life. It was just ok. But now it is getting worse.
battery is 10% at the time of writing this.
Total usage is 22 hours
Screen on time is 3 hours
Android system is taking 23% battery
Screen 19 %
Facebook 17 %
Is this normal? I was expecting atleast 4 to 5 hours SOT?
I have the AOD turned on. Sync is always off. I dont even have the mobile data turned on. I mostly use wifi for facebook and browsing.
Any suggestions on how to improve it?
Click to expand...
Click to collapse
Disable aod. Aod doesn't let doze kick in. So idle drain with AOD is 2-3% per hr.
Sent from my SM-G930F using Tapatalk
Hello, I'd like some help about battery drain too.
I've been using my S7 for 4 months and never made factory reset after the OTA updates.
Today, for example, the battery level fell down from 100 to 43% in 6 hours.
I've taken some screenshots from battery usage screen and the items described inside de Android System item, which is the most drainer one.
If you could give me your thoughts and forgive my poor English, I'd appreciate!
I had the complete opposite to you, well in the first few weeks anyways. It would take like an hour to kill like 3% and I left my phone at 60% once, left it overnight without charge and only dropped 2% - This was the case a number of times
Fjesuino. I wiped my cache, and the battery time did improve a little. Try it out, it might work. But i think there is something wrong with your device android system and sd shouldn't be that high.
olafsand said:
Thanks, i just got rid of fb for now. Will use stock browser. But i kinda like AOD, so i am keeping it on for a while. Anyways i wiped my cache and the battery has improved.
Its 40% now with 2 hours 50 min SOT including an hour of 4g browsing/downloading
Click to expand...
Click to collapse
AzzyC said:
I had the complete opposite to you, well in the first few weeks anyways. It would take like an hour to kill like 3% and I left my phone at 60% once, left it overnight without charge and only dropped 2% - This was the case a number of times
Click to expand...
Click to collapse
S7 or s7 edge? Exonys or Snapdragon? Do you have the always on display turned on? How much screen on time are you getting?
uchihasaaddragneel said:
S7 or s7 edge? Exonys or Snapdragon? Do you have the always on display turned on? How much screen on time are you getting?
Click to expand...
Click to collapse
S7 Exynos and back then I didn't really use AOD. It wouldn't be fair to show battery usage right now though as I'm using quite a heavy custom kernel.
As well as all the other tips you're getting above, I'd recommend flashing the Hydra ROM onto your phone as there are a lot of features to save battery. It ports to the Note 7 and you get features like reducing screen resolution, reduce background processes, it's even got its own RAM manager.
Personally, I don't see the battery as that much of an issue though and I do bash my phone a lot through the day as well.
Have you got a lot of apps installed? Do you have a SD?
uchihasaaddragneel said:
olafsand said:
Thanks, i just got rid of fb for now. Will use stock browser. But i kinda like AOD, so i am keeping it on for a while. Anyways i wiped my cache and the battery has improved.
Its 40% now with 2 hours 50 min SOT including an hour of 4g browsing/downloading
Click to expand...
Click to collapse
Install Facebook beta for no drain.
Sent from my SM-G930F using Tapatalk
Click to expand...
Click to collapse
If you're willing to void your warranty you can install a debloated touchwiz rom that will increase your battery life alot
Sent from my SM-G930F using Tapatalk
I have the same battery life. But i really recommend to you use facebook on chrome.
jacobw15 said:
If you're willing to void your warranty you can install a debloated touchwiz rom that will increase your battery life alot
Click to expand...
Click to collapse
The phones here in pakistan are mostly "smuggled" or imported. I have an imported one from canada g930w8, so it's without warranty.
But i dont want to root it, i have used many custom roms on previous android devices. i personally dont like third party ROMs that much. So i'll just debloat the current one.
Thanks for your suggestion ?
uchihasaaddragneel said:
The phones here in pakistan are mostly "smuggled" or imported. I have an imported one from canada g930w8, so it's without warranty.
But i dont want to root it, i have used many custom roms on previous android devices. i personally dont like third party ROMs that much. So i'll just debloat the current one.
Thanks for your suggestion
Click to expand...
Click to collapse
oh right, np

battery life mate 9 after update

Hi to every one,
I have mate 9 (MHA-L29C185) before was in B126 and I got OTA update to B138.
before the battery life was amazing and sometimes lastest 2 days without charging but now after said update I am charging the battery every single day with the same usage as before!
could anyone please advise WHY?
No difference here after the update, or if there is it's too small to notice. I'm still getting two full days of use.
Were your battery saving settings changed by the update?
Have you added any new apps?
I had the same experience but it's been getting better. I'm still not back to 10h SOT but I can easily reach 8-9 so all's good.
I assume that after upgrading your device needs to reindex everything again and that might explain the poor battery life right after upgrading. My advice is give it a couple of days to settle down.
Sent from my MHA-L29 using XDA Labs
RR-99 said:
No difference here after the update, or if there is it's too small to notice. I'm still getting two full days of use.
Were your battery saving settings changed by the update?
Have you added any new apps?
Click to expand...
Click to collapse
No my dear same setting & attached screen shot for last 22 hrs and battery now 33%!
myblue said:
No my dear same setting & attached screen shot for last 22 hrs and battery now 33%!
Click to expand...
Click to collapse
You have lot of wakelock when screen is off,try enabling ultra power saver than disable it ,my phone sleep better when i do this.
Had great battery life last night on B138
Heres the next morning
gm007 said:
You have lot of wakelock when screen is off,try enabling ultra power saver than disable it ,my phone sleep better when i do this.
Click to expand...
Click to collapse
+1
That doesn't look right to me. Unless you have something important running in the background your Awake time should not be much more than Screen time
RR-99 said:
+1
That doesn't look right to me. Unless you have something important running in the background your Awake time should not be much more than Screen time
Click to expand...
Click to collapse
Please see my battery usage details & advice
Settings > Battery > Close Apps after screen lock.
Select All.
Leave it run for a day.
I updated to the new update as soon as I took it out of the package. I was losing about 3% per hour even during deep sleep. I would go to sleep at 12 and wake up at 6 and be between 80 to 85%. My LG V20 lost a total of 1 to 2% overnight. I tried resetting the phone, playing around with settings and setting applications to close after screen lock. I then found out it was the wifi killing my battery. The next night with wifi off but data on I lost 1% overnight. Now I get about 2 full days on a charge and around 8 hours SOT.
Especially that WiFi+ sucks a lot of juice! I have it off.
Gents,
Yesterday night before I sleep, the battery was 98% I closed the mobile and went to the bed.
a morning I wake up, and the battery drain from 98% to 80% while it was STBY and no activity!
I check the consumer (see attached) and found mail was from hardware & software especially Android OS!
Please anyone can help? before I update to B138 the mobile was amazing and during the night might only drop 3-4% which is normal, not 18% now :crying::crying:
Have the same experience with 138, draining 20% over the night, my iphone 7 Plus placed side by side with the Mate 9 drains 1% over night. Have done a factory reset but still the same issue. And dont tell my to close all apps when powering down the screen - it is a smartphone and not a dumbphone. Did not buy it to kill all benefits with a smartphone and big battery
looks like some apps hogging your phone so cant go to sleep and by the looks of it wifi scanning is on which keeps the wifi module on while its off consumes more batter, also have a look at the apps with push notification or apps which run in he background. At battery management check the apps which close or not after screen lock.
mR.fR34ky said:
looks like some apps hogging your phone so cant go to sleep and by the looks of it wifi scanning is on which keeps the wifi module on while its off consumes more batter, also have a look at the apps with push notification or apps which run in he background. At battery management check the apps which close or not after screen lock.
Click to expand...
Click to collapse
Whatever they say the actualization for the B138 radically changed the battery consumption ..... up to B126 was fine.
I did not realize because in the changelog it said that it optimized the consumption of the battery, it really optimized for the worse .... huawei(Idiots) go to sleep because I should have corrected the problem, but they are sprinkling for customers, I'm going to sell mine and I do not want any more xinocas.
greetings
I dont see it getting worse. Its good for me
mR.fR34ky said:
I dont see it getting worse. Its good for me
Click to expand...
Click to collapse
You're a lucky one ... from the reports I see, all malta is talking bad about this update.
Downgrade do you know how to do it for the C432 B126 Portugal? That's how it worked, because I do not understand any of this.
cacilhas said:
You're a lucky one ... from the reports I see, all malta is talking bad about this update.
Click to expand...
Click to collapse
Granted I'm not getting 10h SOT like I did back with B126 but I'm getting 8-9h now with B138 so no complaints here.
This model has been released only 2½ months ago and I've already seen 2 firmware upgrades. They're clearly active, I wouldn't sweat it.
cacilhas said:
Downgrade do you know how to do it for the C432 B126 Portugal? That's how it worked, because I do not understand any of this.
Click to expand...
Click to collapse
You can downgrade to B126 using FunkyHuawei if you wish.
Sent from my MHA-L29 using XDA Labs
If it get better or not after the update i don't really care cause in both firmwares i couldn't make the phone die in 1 day and that's what matter.

Try this and report if your battery life gets better

Friends,
I'm currently using H990DS from Taiwan, normally the phone lasts until 5pm (about 2h30 - 3h screen on). This happened with all my previous devices with promised good battery life like Note 4 or G2. I only installed standard apps like facebook (i know it drained battery), instagram, flipboard...
So yesterday, I did something that today, the battery improved greatly. It's currently at 49% battery with 3h15min screen on, of which over 2h45min of Clash Royale (over wifi)!
So you can try this and maybe it will improve your battery life. I know it work for me, not sure about everyone else.
Step 1: Go to https://myaccount.google.com/dashboard
Step 2: On Audio, may be you see the Audio history is Enable. Please disable it. What it does I believe is to turn off Ok Google detection.
Let's report if you have better battery after.
I will try it. Thanks
Will try as well.
I'll give it a go as well.
I'll try too, it's here to disable btw https://myaccount.google.com/activitycontrols
trongnghia2411 said:
Friends,
I'm currently using H990DS from Taiwan, normally the phone lasts until 5pm (about 2h30 - 3h screen on). This happened with all my previous devices with promised good battery life like Note 4 or G2. I only installed standard apps like facebook (i know it drained battery), instagram, flipboard...
So yesterday, I did something that today, the battery improved greatly. It's currently at 49% battery with 3h15min screen on, of which over 2h45min of Clash Royale (over wifi)!
So you can try this and maybe it will improve your battery life. I know it work for me, not sure about everyone else.
Step 1: Go to https://myaccount.google.com/dashboard
Step 2: On Audio, may be you see the Audio history is Enable. Please disable it. What it does I believe is to turn off Ok Google detection.
Let's report if you have better battery after.
Click to expand...
Click to collapse
I just did this and now the google assistant will not work without audio turned on and I am sure the Android Auto in my Truck will no longer work either.
xbmoyx said:
I just did this and now the google assistant will not work without audio turned on and I am sure the Android Auto in my Truck will no longer work either.
Click to expand...
Click to collapse
That's correct, I believe this disabled audio features like Google assistant and the like.
thank you, always good to know
Day 1: No obvious change, at 50% with about 2 hrs of screen on time, just like before. Although my use case may be odd, since no matter what I've done by the end of the day my phone idle takes anywhere between 10-20% in the battery usage menu. Anyone else seeing this?
I don't use google assistant so I disabled this, the battery gets better. So don't do this if you rely on Google Now or Google Assistant...
p_pal2000 said:
Day 1: No obvious change, at 50% with about 2 hrs of screen on time, just like before. Although my use case may be odd, since no matter what I've done by the end of the day my phone idle takes anywhere between 10-20% in the battery usage menu. Anyone else seeing this?
Click to expand...
Click to collapse
Maybe some app is constantly refresh in the background?
My phone drop 1% per hour in idle.
trongnghia2411 said:
Maybe some app is constantly refresh in the background?
My phone drop 1% per hour in idle.
Click to expand...
Click to collapse
I use gsam battery monitor but it just says that the Android system takes up the most battery, and it also shows less than 20 alarms and less than maybe 30 wakelocks per day so it's weird.
p_pal2000 said:
I use gsam battery monitor but it just says that the Android system takes up the most battery, and it also shows less than 20 alarms and less than maybe 30 wakelocks per day so it's weird.
Click to expand...
Click to collapse
I suggest you update all the apps, clear the cache in Smart Cleaning. Then restart the phone.
If you it doesn't get better, I think you should remove the battery for 2 mins. plug it back, charge to 100%, use the phone till 0% then charge to 100% again to see if it gets better
trongnghia2411 said:
I suggest you update all the apps, clear the cache in Smart Cleaning. Then restart the phone.
If you it doesn't get better, I think you should remove the battery for 2 mins. plug it back, charge to 100%, use the phone till 0% then charge to 100% again to see if it gets better
Click to expand...
Click to collapse
Already done all of this previously. I guess I will try once more.
disabled it now, i'll test it tomorrow and will give my feedback in the next few days
So it's been over a week I think since the last post, I find that under my usage (medium to heavy) I get around 4 hours screen on time consistently. In the picture shown, I had around 55% battery with about 2 hours screen on time. However, what I don't get is the phone idle time battery usage. Just look in the picture and you will see what I mean. Furthermore, for half of the day, my phone is in airplane mode, which makes it even stranger. If anyone else is getting something like this or has any suggestions/requires further info, please let me/us know.
p_pal2000 said:
So it's been over a week I think since the last post, I find that under my usage (medium to heavy) I get around 4 hours screen on time consistently. In the picture shown, I had around 55% battery with about 2 hours screen on time. However, what I don't get is the phone idle time battery usage. Just look in the picture and you will see what I mean. Furthermore, for half of the day, my phone is in airplane mode, which makes it even stranger. If anyone else is getting something like this or has any suggestions/requires further info, please let me/us know.
Click to expand...
Click to collapse
You have been using the phone for 15 hrs or more. Yes you used it for 2 hours SOT but for 13 hrs it was idle, that is why phone idle is the biggest battery drain imho. Anyway try using the mart cleaner, it may help reduce idle time battery usages.
Sot is a horrible reference point. You could be using maps in with the screen off, streaming music with the screen off. There's all kinds of things while the screen is off that can consume battery. If your phone can get you through most of the day without a charge you're good. Stop putting so much emphasis on sot..
RdT21 said:
You have been using the phone for 15 hrs or more. Yes you used it for 2 hours SOT but for 13 hrs it was idle, that is why phone idle is the biggest battery drain imho. Anyway try using the mart cleaner, it may help reduce idle time battery usages.
Click to expand...
Click to collapse
My point was that Android 7.0 nougat and updated doze have been giving people great standby times, like 1 or two percent gone overnight, without airplane mode too. Compared to my experience, that seems massively different. I was simply wondering if what I had was normal for my LG V20.
---------- Post added at 04:03 AM ---------- Previous post was at 04:03 AM ----------
Swizzle82 said:
Sot is a horrible reference point. You could be using maps in with the screen off, streaming music with the screen off. There's all kinds of things while the screen is off that can consume battery. If your phone can get you through most of the day without a charge you're good. Stop putting so much emphasis on sot..
Click to expand...
Click to collapse
My point was that Android 7.0 nougat and updated doze have been giving people great standby times, like 1 or two percent gone overnight, without airplane mode too. Compared to my experience, that seems massively different. I was simply wondering if what I had was normal for my LG V20.
---------- Post added at 04:05 AM ---------- Previous post was at 04:03 AM ----------
Swizzle82 said:
Sot is a horrible reference point. You could be using maps in with the screen off, streaming music with the screen off. There's all kinds of things while the screen is off that can consume battery. If your phone can get you through most of the day without a charge you're good. Stop putting so much emphasis on sot..
Click to expand...
Click to collapse
Also, for most of the day, my phone is in airplane mode, just sitting in my pocket(I would say about 8 hours of the day or maybe a bit more or less), and the pictures show are similar to what I do every day, and I also use airplane mode the same way every day.
p_pal2000 said:
My point was that Android 7.0 nougat and updated doze have been giving people great standby times, like 1 or two percent gone overnight, without airplane mode too. Compared to my experience, that seems massively different. I was simply wondering if what I had was normal for my LG V20.
---------- Post added at 04:03 AM ---------- Previous post was at 04:03 AM ----------
My point was that Android 7.0 nougat and updated doze have been giving people great standby times, like 1 or two percent gone overnight, without airplane mode too. Compared to my experience, that seems massively different. I was simply wondering if what I had was normal for my LG V20.
---------- Post added at 04:05 AM ---------- Previous post was at 04:03 AM ----------
Also, for most of the day, my phone is in airplane mode, just sitting in my pocket(I would say about 8 hours of the day or maybe a bit more or less), and the pictures show are similar to what I do every day, and I also use airplane mode the same way every day.
Click to expand...
Click to collapse
Do you have volte enabled? Lg ims is volte. If you have greenify and see lg ims waking your phone 400 times then that is your issue.

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