S8 Battery Drainage After Update !! - Samsung Galaxy S8 Questions and Answers

Hi everyone, I have S8 with the following configurations.
- Model Number: Sm-G950FD
- Android Version: 8.0.0
- Baseband Version: G950FXXU2CRF1
The battery drainage since the last 2 updates is absurd!.
I leave the phone on while sleeping (no wifi, mobile data or AOD) & it can lose up to 40%.
A 100% battery can make me go a few hours before it hits Zero if I'm using my phone.
I dont think this is normal at all.
P.S. I tried the following solutions with no use.
- Disable Chrome
- Format cache partition
- Factory Reset

I've noticed the same unfortunately.

Yes after june security update battery life is worst.. within 9 to 10 hours battery drains completely

I got july security update. Lets see if it helps to do it.

No clue how you all have those Problems. Im 25 hrs in and have 59% left... 2 hrs of SOT so far but 4 hrs of BT Streaming Podcasts, which drains too.
If I wanted I can do 3-4 days without charging, which is the best I had on any smartphone to date...

Related

ok, my phone battery life is messed up. Help please

Hi guys, this is not another rant post about battery life, but i'm starting to become really
frustrating with it, i tried almost all the solutions provided here on the forum but i can't
simply get the **** out of it. This is my story:
I bought the phone as used around 1 month ago (the guy who sold me the phone used it for around 1
month as well). I was quite satisfied about the device, but i noticed almost immediately the damn
poor battery life. With stock battery, my stats are (this is an average of the last 3 times i
used it):
Average duration: 27 hours
Average display usage: 2.5 hours
Average display %: around 45%
Average standby: Cell 30%, phone 15-16, other apps and android core 1-2
This with the following configuration:
3g off
gps off
background data off
bluetooth off
display brightness set to the minimum
no background applications or live wallpapers
No animations
No vibration feedback
No sounds
No widgets
Removed 5 touchwiz panels out of 7
Wi fi on (actually i noticed some small improvements by leaving it off)
The strange thing is, i noticed that the phone drains a LOT of battery while in standby. During
the night (7-8 hrs standby) my phone can drains up to 20% of the battery life. I read on the
forum that a lot of you guys have a battery drain overnight of around 2-3% which is 10 times
lower than mine.
So i thought about 2 possible causes:
1) Software related(processes or applications running in background)
2) Hardware related (battery ****ed up by the previous owner; phone not going in standby correctly)
Regarding the problem 1) i tried almost every solution provided here on the forum. Updated to new roms (JM5 and JM8) installed ultraslim roms, installed battery saving applications and task killers, performed some exotic "fixes" (removed battery stats file, tried to completely drain the battery following some procedures explained here on the forum). Nothing helped. To check case 2) i bought a cameronsino extended battery. Well with this battery i have exactly twice the duration of the stock battery. Last night i charged it to full before going to bed. This morning, when i woke up, the phone drained 10% (!) of the battery in 8 hours. So the stock battery is not the problem. What should i think then? that My phone is ****ed up? is There no chance to obtain a decent battery life? How is possible that a lot of guys have almost twice my battery life with stock battery?
I guess your phone may not be going into the sleep mode correctly ... try using system panel (from the market) and figure out which rogue app is causing the problem. Mine usually drains 4-5% at night.. (jm8 stock + voodoo)...

Why is my Galaxy S6 edge plus's battery draining so fast?

I recently bought this phone and I have noticed that the battery is draining fast. The battery level dropped by almost 10% in 15-20 mins while I was just doing normal texting. I have used the phone in safe mode as well and in standby mode the phone just lasted for 24 hrs as opposed to 3 days of standby time as claimed by Samsung. So I was just wondering if there is an issue with my battery or with the phone or if this is normal in S6 edge plus?
Stats according to GSAM Battery Monitor,
Used 85% in 20 hr 10 min
phone - 0%
Screen - 2 hr 47 mins - 25%
Phone radio - 20 hr - 6%
Wifi Active - 20 hr - 3%
Held awake - 7 hr - 1%
App usage - 64% (With Android OS - 24% and Kernel - 10%)
I have already tried restarting the device and the problem still exists and always keep location off. And in terms of data I keep my wifi on and the apps that I use r only 3-4 like facebook, whatsapp, instagram. The main source of battery drainage is android system and screen. I was wondering is it possible that there is a problem with my battery/hardware and I should get it replaced? or it just could be a bug in the system that can go away after the marshmallow update? Coz originally I thought that there is a problem with my battery but now it seems like it could be an Android OS bug.
Had similar issue.
I had similar issue,
Looks like Samsung software's were using lot of RAM and battery.
Disabled most of the apps which I don't use and also the Microsoft stuff.
NFC off. Smart stay off,
Now battery backup is good.
I think everyone is having the same issue with the battery. If the marshmallow update doesn't fix all the issues I'm having I'm jumping ship. I'm at 77% with 58 m on screen time
bb4ninja said:
I think everyone is having the same issue with the battery. If the marshmallow update doesn't fix all the issues I'm having I'm jumping ship. I'm at 77% with 58 m on screen time
Click to expand...
Click to collapse
Yes. I guess u r right, a lot people r complaining about the battery issues. For me i just used my phone for 45 mins with the same screen time and got down to 79% from 100%.
But its surprising to see how some people r getting tremendous battery performance with the screen time of almost 6 hrs in one full charge. Which makes me feel is there a problem with my phone hardware or its just an android system bug.
I have the same problems and I did a lot of testing. I am only getting as much as 10h of TOTAL battery time (I am not talking about SOT). Get it out of the charge at 7~8AM and have to charge it 5PM. I did a post about it here.

Battery drain after October 5 security update for 8.1.0?

Has anyone else noticed battery drain after the most recent security update?
My 6p also seems to have issues locking on to the carrier network...
seriously considering a downgrade....
Just changed my battery about 2 weeks ago and was getting phenomenal battery life, and have pretty much immediately noticed a difference...
yes. I have just replaced the battery in my 6P this Monday. Battery wasn't lasting half of a day with average use.
The drain seems diminished since the new battery, but not by a lot. It also still heats up more than it ever did.
(this is my second 6P... the first one was traded in under it's original two-year warranty when this behavior turned from annoying to the phone being completely useless. It would have an apparent "rapid drain" and shut down spontaneously, and on reboot, the battery would show just about where it was before. It could be as high as 40% and exhibit this behavior.
I love this phone, but it's rapid deterioration is making it just another heap of very expensive toys with a planned obsolescence. Disappointed in Huawei and Google )
DRTigerlilly said:
Has anyone else noticed battery drain after the most recent security update?
My 6p also seems to have issues locking on to the carrier network...
seriously considering a downgrade....
Just changed my battery about 2 weeks ago and was getting phenomenal battery life, and have pretty much immediately noticed a difference...
Click to expand...
Click to collapse
My sister's 5X (same gen as 6P of course) now has the problem.
Under Settings > battery & developer options > active services it's not really clear what's happening.
It could be Device Health Services (logs battery usage), or com.qualcomm.qcrilmsgtunnel, but you'd think such a thing ought to be active all the time (RIL is for baseband, the cellular network modem)
It might also be that the banking app that uses NFC gives a problem. But killing that app did not drastically reduce the temperature of the phone.
Same thing, was thinking my battery was beginning to fail. If someone finds a fix, please post it here.
I have crazy battery drain on WiFi.
I tried to boot on Safe Mode and still the battery drain was present so it's safe to assume it's not some app that's causing it.
I also thought this is my battery going bad but when I switched to 4G the battery drain stopped and my battery life became as it used to be.
AccuBattery reports 92% battery health which is darn good for a 2 year old phone.
The battery drain happens only on WiFi.
Tried LineageOS 2 weeks ago and still same battery drain on wifi.
This drive me nuts.
I tried going back to september security patch after I faced this issue as there was no problem at all regarding battery life before updating, but it did not improve the now worst battery life. Standby is very good, not even single percent drop overnight.
Same here on my Nexus 6P, this was caused by November 5th 2018 update. I was getting 3 days of battery life with my usage, and after this update I get ~12 hours with almost NO screen time. Google needs to fix this.
AlPastor1 said:
Same here on my Nexus 6P, this was caused by November 5th 2018 update. I was getting 3 days of battery life with my usage, and after this update I get ~12 hours with almost NO screen time. Google needs to fix this.
Click to expand...
Click to collapse
I have noticed exactly the same after the November update. For example, yesterday morning I charged the battery to 100%, this morning it was down to 52% with hardly any usage. The battery used to last for 4-5 days with pre-November OS versions.
I have yet to try with WiFi turned off. I'll re-charge the phone soonish and switch wireless off to see if it helps.
I found a way to recover ~60% of usage time:
Settings > Location > Scanning > Wifi & Bluetooth Scanning OFF
Settings > Network & Internet > Mobile Network > Automatically Select Network OFF + Select your primary network manually
Settings > Google > Nearby > Turn off
With that I have 80% of my pre-november update battery capacity. If anyone can help me complete this answer, this would be highly appreciated
AlPastor1 said:
I found a way to recover ~60% of usage time:
Click to expand...
Click to collapse
I did all these, force-stopped a few apps which were showing in the battery stats and re-charged back to 100%. This seems to have helped. It's now been 22 hours and the battery is showing 80%.
Yep. I had this issue with oreo. Only way i solved it was going back to nougat. I did a fresh installatiom of it several times and everything was laggy and i immediately noticed the battery drainage too. I went back to nougat and everything worked smoothly, battery was lasting a lot longer too.
Any comments on December build battery life?

Drastic battery drain on Android Pie (TA-1053)

I hope this gets a fix soon, as many users are also reporting this.
Battery life is horrible to the point that I have to turn on battery saver from a full charge just so it would last the whole day.
Standby idle isn't friendly either.
Should have kept Oreo.
have you tried a factory reset?
Hmm... to my surprise I have complete opposite experience. Took my wife's Nokia 5 as a backup phone. However the battery was in very bad state ( she use Facebook and WhatsApp) . From full charge it took less than 4 hours to go down to 30% or less. Couple days ago got notification that system update available. And it was OS 9.0. So did the update and to my surprise the phone goes through the day easily with mild usage.
Hey guys my Nokia 5 overheats with 9pie will there be a update to fix it
hi guys my Nokia 5 battery is draining very fast ever since after i've updated it to Androind pie. what can i do to fix this battery issue
Boifang said:
hi guys my Nokia 5 battery is draining very fast. what can i do to fix this battery issue
Click to expand...
Click to collapse
Go to apps and notifications/see all apps
Then press on that three dots in top right and press SHOW SYSTEM
And disable all com elenwell aps

P Smart 2019 - Terrible battery life

I've had my P Smart 2019 for about a year nwo, the first 3/4 months the battery lasted all week (little use as it's a second phone). Now it doesn't even last a day.
'Cell Standby' is the highest usage, no matter what I try I can't get it to stop eating the battery.
Factory reset
Firmware upgrade
Clear/wipe cache
Turn off wifi calling
I'm on MUI 10.0.0
Build: 10.0.0.229 (C432E3R1P3)
The issue was also happening on the later versions of Android 9 too.
Even putting the phone in Airplane mode overnight I end up with 50% of my battery gone by morning.
If there's a custom ROM of plain android 10...anything! I'm willing to try it.

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