Learning the battery - Samsung Galaxy S7 Edge Questions and Answers

Hi everyone, I wanted to ask for information about battery life and usage learning models. I wanted to know if there is a method to reset battery statistics so that they "learn again" the battery usage patterns. I've bought the phone for a few days, and during the first few days I stressed it a lot, now that I've learned how to use the battery, when it's 100% charged me as a residual time of 10 hours (no energy savings) . My brother who has the same phone gives him more as time left.
I tried to delete the data from the "Device Maintenance" application, but nothing to do, I could reset the phone but I would avoid it. Does anyone know how to help me? Thank you.
Practically I would like to "learn again" the battery usage patterns, as I normally do not stress it as much as I did the first few days.

ExileTM said:
Hi everyone, I wanted to ask for information about battery life and usage learning models. I wanted to know if there is a method to reset battery statistics so that they "learn again" the battery usage patterns. I've bought the phone for a few days, and during the first few days I stressed it a lot, now that I've learned how to use the battery, when it's 100% charged me as a residual time of 10 hours (no energy savings) . My brother who has the same phone gives him more as time left.
I tried to delete the data from the "Device Maintenance" application, but nothing to do, I could reset the phone but I would avoid it. Does anyone know how to help me? Thank you.
Practically I would like to "learn again" the battery usage patterns, as I normally do not stress it as much as I did the first few days.
Click to expand...
Click to collapse
You don't need to do a reset. It never stop learning. It will continue to learn your battery and adjust itself as your usage change. Just wait...
Sent from my SM-G935F using Tapatalk

Related

[Solved] Battery usage

So im trying to figure out where my battery is draining to... I cannot go a full day on a battery charge and its really annoying at night it jsut dies and plus i cant really do too much on it for fear of battery drainig itself. Is there a way.. i can check to see what might be taking up battery
Wifi off
GPS Off
no 3G in the US
Bluetooth Off
Push Mail off... (though am syncing 3 mail accounts every 2 hours... minimal mail though)
Internet usage 30 minutes (besides, weather stocks)
Phone usage .. about 60 minutes in the day
Gyrator on
General usage.. games, tinkering etc (60 minutes... hey its still relatively new)
Appreciate the input.
Strange..
I've got two mail accounts, talked for 15 minutes with a bluetooth headset (been connected all day).
From 06 in the morning until now at ten in the evening I still have 7 bars on the battery. (three in the TF3D)
Consider doing a hard reset and set up stuff and see if that helps..
After tinkering for a couple of weeks, I hard reset and just put back on what I want. I also used Tweak HD which has a few tweaks to lengthen battery life. It made a big difference to me.
Orinigally it had drained in about 18 hours, afterwards it went slightly over 40 hours.
this is strange - i use my phone alot and it easily lasts 2 days
have you tried replacing it? when i bought my first diamond it was faulty, replaced it and batteyr life changed
also try flashing a stock rom on again and see what happens - less than a day - defo not right!
diamond v hd
had 3 diamonds, battery was lucky to last 10hrs, ate 2680mA battery packs like jaws ate boats!
HD, charge 1 every 2 days.... huge improvement... would love it to last longer, but its a million times better than the diamond and thats all that matters...
HD battery life in conclusion, is great, and i do hammer my phone usage!
I'm seeing similar battery issues as the OP. I barely make it through a 12 hour day on a charge, although I get a lot of e-mail on 2 accounts (one checked every 15 minutes, the other every 2 hours). In an effort to track down battery drain, I downloaded and installed HomeScreen PlusPlus and find that at rest with screen intensity at 60% my HD draws 150 mA, with the screen dimmed at 10% it draws 70 mA, and in standby (blank screen) it's drawing 30 mA. When the data connection is active, it draws between 250-300 mA, and when using the phone with screen on about 400 mA. I figure that with those numbers and a 1350 mA battery, 10-12 hours is all I can expect. If anyone else is monitoring their battery draw, I would appreciate seeing your numbers for comparison.
Oooh this is a good idea...
anyone else done homescreen++ to find battery drainage.. im going to get to it this weekend...
Have the same issue.... I have nothing special installed and for some reason it drains very fast on basic features.....
Same issue here
Recently I've been getting less than 12 hours out of a full charge. I've uninstalled a few things and turned bluetooth and wifi off and today it seems better with about 80% left after 10 hours
Vaguely considering a hard reset if the problem continues...
have fixed certain aspects now using the new version of Tweak HD
For our benefit.. could you please tell us...
1) your version of Tweak HD
2) WHat did you do to improve battery life
Thanks
Progress
So I installed Homescreen++ to be able to monitor my battery utilization... and im averagin 150mA to 350mA with it being closer to 300mA most of the time... no wonder I am getting 10-12 hours of battery life.. and this is with the device not doing anything.. except cehcking mail accounts.. NOTHING else...
I really need help with this.. every night at around 9:00pm.. i am without battery and its driving me nuts...
short of a hard reset... what can I do to monitor what programs or processes are taking up my battery?
I really feel your pain. I must recharge during the day everyday. I've ordered a second battery, but it hasn't arrived yet. I've done all I can do with HD Tweak and Schap's Advanced Config, even turned the screen brightness down further to no avail. I don't want to hard-reset, but I'm going to give that a try this weekend. Before I do, If any of you experiencing good battery life has a few moments and is willing to install HomeScreen ++, please post your numbers to compare to ours (mine are in a previous post). The download link is:
http://www.chi-tai.info/cs_batterystatus_xda_neo_wm5_im_cs.htm#Download
It can easily be uninstalled through "Remove Programs" later.
Thanks in advance for your help; I am so enamored with this amazing device that I can't bear to give it up!
Battery life much better than my Kaisers...
​
Apparently Batti uses a lot of battery (ironically).
I've just replaced it with Ariel battery and will let you know how it goes:
http://forum.xda-developers.com/showthread.php?t=364278
I'm not running Batti.
I have been through an Apache, a Blue Angel, a Hermes and most recently a Kaiser before springing for this amazing Blackstone. All my previous devices made it through at least a full day before requiring a recharge.
My ROM is 1.14.405.3 and Radio is 1.09.25.14
I'm thinking of springing for the HD, I currently have a Hermes. Battery life is a major concern of mine, and on my Hermes I had to purchase a larger battery with the extended back plate.
Does the HD turn off the screen when not in use or is it on all the time? Also how does it do with WiFi on?
ent_doctor said:
I really feel your pain. I must recharge during the day everyday. I've ordered a second battery, but it hasn't arrived yet. I've done all I can do with HD Tweak and Schap's Advanced Config, even turned the screen brightness down further to no avail. I don't want to hard-reset, but I'm going to give that a try this weekend. Before I do, If any of you experiencing good battery life has a few moments and is willing to install HomeScreen ++, please post your numbers to compare to ours (mine are in a previous post). The download link is:
http://www.chi-tai.info/cs_batterystatus_xda_neo_wm5_im_cs.htm#Download
It can easily be uninstalled through "Remove Programs" later.
Thanks in advance for your help; I am so enamored with this amazing device that I can't bear to give it up!
Click to expand...
Click to collapse
I've got the same problem of the battery draining... i've just installed the plug in to monitor the battery and it's showing me 450ma when using opera through gprs ...isn't it a lot?please let us know if the hard reset fixes the problem
thanks
Tonight's the night
Gonna hard reset the little fella
What about WCDMA/GSM/Auto? Which one is better for batteryusage?

[study] Let's investigate somethings ! (ur battery usage in 1Hr)

Hi friends
i find out that my HD2 use 3% battery in 1Hr in standby mode (not using phone) (in GSM mode)
PLZ test ur battery usage (example leave ur phone for 2Hr and see the usage) and say result in this topic.
---------------------------------------------------------------------------------
i found somethings !! see Post 23.
link: http://forum.xda-developers.com/showpost.php?p=5171100&postcount=23
Hmm, Why?
Hi Wizard,
What are you hoping to achieve here?
Battery usage is a complicated scenario. Even in sleep mode your device is doing things in the background e.g listening for SMS & Emails, attentive to Exchange Server requests, dealing with items in the notification queue, etc etc.
Your initial conditioning of your battery also has a part to play in its performance as has the age of it. Also data connections also play into this scenario. In addition if you are in a low signal area your phone will spend more energy hunting for e.g. data connections than if you were, say, slap bang next to a transmitter.
People telling you that in 1 hour they saw x% drain or Y% drain tells you nothing unless you know why that is.
Do you want to rethink this and come back with a more focused thread.
Hope this helps.
WB
PS: You can kill off data connectivity by using a utility called Modaco No Data. Might help you if you think your battery problems are bad (do a search).
PPs: There's a stack of threads already on here about battery usage. You might want to link into those rather than kickoff yet another thread on this?
wacky.banana said:
Hi Wizard,
What are you hoping to achieve here?
Battery usage is a complicated scenario. Even in sleep mode your device is doing things in the background e.g listening for SMS & Emails, attentive to Exchange Server requests, dealing with items in the notification queue, etc etc.
Your initial conditioning of your battery also has a part to play in its performance as has the age of it. Also data connections also play into this scenario. In addition if you are in a low signal area your phone will spend more energy hunting for e.g. data connections than if you were, say, slap bang next to a transmitter.
People telling you that in 1 hour they saw x% drain or Y% drain tells you nothing unless you know why that is.
Do you want to rethink this and come back with a more focused thread.
Hope this helps.
WB
PS: You can kill off data connectivity by using a utility called Modaco No Data. Might help you if you think your battery problems are bad (do a search).
PPs: There's a stack of threads already on here about battery usage. You might want to link into those rather than kickoff yet another thread on this?
Click to expand...
Click to collapse
what an angry !
sorry man
Btw its vice versa here. My battery drops about 1% in 3h (or 4% in 12h exactly). If u have bad coverage than its annoying but normal that it drops that fast in standby.
Remember that the battery meter is not designed and is not accurate enouch to measure 1 and 2% of battery use.
If they where, then ALL batteries need to have the exact same discharge cycle. This is not possible.
So 3% one hour, and 1% next hour could just as well be a result from the battery meter calibration.
The battery meter have only two references. Full and empty. All values in between are guestimates
wizard6601 said:
what an angry !
sorry man
Click to expand...
Click to collapse
Don't take this too hard buddy
He's right about there being other threads focused on these issues and it's always best to first take a look and see if one exists before starting one. I say this coz I see this is one your first posts and you're probably not familiar with the rules.
As for battery life, yes as WB said there can be too many reasons why your battery drains this much. The most important of which are background data connections, updates, etc. So try using the "No Data" program and see if you get any improvement
zeroSIXzero said:
Remember that the battery meter is not designed and is not accurate enouch to measure 1 and 2% of battery use.
If they where, then ALL batteries need to have the exact same discharge cycle. This is not possible.
So 3% one hour, and 1% next hour could just as well be a result from the battery meter calibration.
The battery meter have only two references. Full and empty. All values in between are guestimates
Click to expand...
Click to collapse
i test it in 6Hr (19% usage at 6 Hr)
i test it 3 times.
19/6=~3%
mightymn said:
Don't take this too hard buddy
He's right about there being other threads focused on these issues and it's always best to first take a look and see if one exists before starting one. I say this coz I see this is one your first posts and you're probably not familiar with the rules.
As for battery life, yes as WB said there can be too many reasons why your battery drains this much. The most important of which are background data connections, updates, etc. So try using the "No Data" program and see if you get any improvement
Click to expand...
Click to collapse
all u say, was off (no update, no conection and ...)
when i use the phone battery usage is reasonable and acceptable. but in standby mode, this usage that i have, is much
Wizard,
I guess English is not your first language otherwise you would have recognised I was not putting you down. I was doing my best to be helpful.
I still think your starting point should be to install the application Modaco No Data, run it before you go to bed and see what happens.
There are just so many variable in battery usage, which is what I was trying to tell you.
WB
wacky.banana said:
Wizard,
I guess English is not your first language otherwise you would have recognised I was not putting you down. I was doing my best to be helpful.
I still think your starting point should be to install the application Modaco No Data, run it before you go to bed and see what happens.
There are just so many variable in battery usage, which is what I was trying to tell you.
WB
Click to expand...
Click to collapse
Tnx
yes, english is not my first language (it is my 3rd language)
i'll test it
11% on 3g with data connection on durring 9 hours
4% on edge with data connection off durring same 9 hours
Even though this is at some point so irelevant because battery usage is determined by so many other factors, wacky has a strong point here
snowblindd said:
11% on 3g with data connection on durring 9 hours
4% on edge with data connection off durring same 9 hours
Even though this is at some point so irelevant because battery usage is determined by so many other factors, wacky has a strong point here
Click to expand...
Click to collapse
i do a hard reset, i dont instal any thing, on EDGE, no gprs conection, and ... >> i have 18-19% usage in 6Hr. it's sooooooo much!!
i had same problem with HTC Diamond.
I also, when having no data connections on, regardless of GSM/3G, have a usage of 3% during ~8h (when I sleep).
i install "battery log" and monitor battery usage.
when phone is in use, show 160~200 ma. and when phone is standby, 6~12 ma.
i think its natural and good and acceptable. but why in practice, use so much battery ? ur usage is 3% in 8Hr but my usage is 3% in 1Hr !!!!!!
my phone use battery in other place except windows ?! lol my phone has seepage !
Wizard,
If you are absolutely sure you have all data connections switched off via the Modaco utility AND all Wifi, Bluetooth and Beam connections killed off ( for good measure you could also switch your radio off, ie the telephone, not the FM radio) and you still think battery usage is on the high side then there are a number of things you should consider:
1) You have a battery that was not conditioned properly and therefore is not discharging correctly
2) You have a dodgy battery which you need to change
3) You have a faulty device
4) You have both a faulty device and a dodgy battery.
For no's 3 & 4 I would suggest you send the device back under warranty or ask for an exchange. You know what to do with 1 & 2.
WB
wacky.banana said:
Wizard,
If you are absolutely sure you have all data connections switched off via the Modaco utility AND all Wifi, Bluetooth and Beam connections killed off ( for good measure you could also switch your radio off, ie the telephone, not the FM radio) and you still think battery usage is on the high side then there are a number of things you should consider:
1) You have a battery that was not conditioned properly and therefore is not discharging correctly
2) You have a dodgy battery which you need to change
3) You have a faulty device
4) You have both a faulty device and a dodgy battery.
For no's 3 & 4 I would suggest you send the device back under warranty or ask for an exchange. You know what to do with 1 & 2.
WB
Click to expand...
Click to collapse
TnX my friend
now i have changed simcard and insert another simcard from another operator . (10 min ago)
maybe
you have the rare case of phone sleep walking
(sorry for my bad english)
I also have this problem. In plane mode (gsm off), with all data connection off, my battery have a usage of 11% during ~8h (when I sleep).
It's french SFR rom.
Mine's set to UMTS (3g) without having data connections/wifi/bluetooth turned on - it loses 2-3% each 4-5 hours (standby only).
snowblindd said:
11% on 3g with data connection on durring 9 hours
4% on edge with data connection off durring same 9 hours
Even though this is at some point so irelevant because battery usage is determined by so many other factors, wacky has a strong point here
Click to expand...
Click to collapse
umiss said:
I also, when having no data connections on, regardless of GSM/3G, have a usage of 3% during ~8h (when I sleep).
Click to expand...
Click to collapse
Fatherboard said:
Mine's set to UMTS (3g) without having data connections/wifi/bluetooth turned on - it loses 2-3% each 4-5 hours (standby only).
Click to expand...
Click to collapse
which rom U use ?? (my rom is 1.43) (and i'm waiting for 1.61 official rom ) (without goldcard!)

[GUIDE] Possible method to enhance G1 Battery life "In Details"

Hi there M8s,
I've just acquired a used G1 lately and i was shocked with the battery life on this little fella and my guess was, it's used and the original user was one of these charger freaks who always plug their phones in charger all the time and so the battery is all messed up "4~6 Hours Max".
anyway, i googled around a bit and looked here and there and found out that it's actually an issue when it comes to the G1 battery with estimated 8 to 10 hours battery cycle "more or less".
finally i set out to try out an old trick that really helped me with my old trusty HTC touch "Elfin" and it's as follows...
1 - Fully drain the battery
2 - Take out the battery and the sim card and hold the power "End" button for 10 or more seconds "i have no idea why ?????"
3 - Put back the battery and the sim card and power your G1 back on and you'll find some more juice " "
4 - Wait till it cut off again.
5 - plug in the charger and power your G1 back on.
6 - as soon as the system loads and the home screen is there activate the wireless, Bluetooth & set screen brightness to full "if you use APNdroid to cut off your 3g connection, disable it"
7 - wait till it's fully charged and make sure from (Settings>About>Status) that it's 100% and not ninety something.
8 - if you got some more time leave it there for another hour or so.
9 - Disable wireless, Bluetooth and set the screen brightness to whatever you do.
10 - Take the G1 off the plug and start using it as you usually do
with me doing this trick with the G1 i got my battery to sustain a cycle of exactly 13~14 Hours from original 6 Hours when i first got it and i only did it 2 times so far and still to go...
i don't know if this will make any difference to anyone or not, but i hope it helps in anyway...
so try it out and tell how does it work out for you.
p.s. sorry for any English mistakes "not my main language"
p.s.2 this trick is also applicable to HTC Touch "Elfin"
Good Luck
"Hope it comes sticky "
Re: Possible method to enhance G1 Battery life "In Details"
I'm gonna try this and let you know my results
Thanks
-------------------------------------
Sent from my HTC Desire
sounds interessting, gonna try that too (3g connection stuff isn't necessary i guess, you only have to drain the battery somehow?)
might wiping the battery stats at some point help too?
Or just do this:
http://wiki.cyanogenmod.com/index.php/Troubleshooting#Battery_recalibration
About wiping the battery status, it did help a little.
and for r3s-rt suggestion "Thank you" is also regrading wiping battery status which as i just said it does help a little "but might not help some"
You don't just wipe battery stats. You recalibrate the battery which in turn will usually provide the desired effect that you also get by using your method. It just seems easier to recalibrate than all of what you said. Not trying to compete with you, just pointing out a simpler step.
Also, just wiping battery stats without actually recalibrating does nothing. It's just a waste of time.
I remember this guide when I still had my Touch too...
did you got this from saurabh???
nope i didn't get this from saurabh or any one else, it's just than i'm a developer and at some point i was testing something and through a power output graph i found that when charging "any" device while powering some major function such as wireless or Bluetooth it does push the battery beyond it's current charge capacity "if and only if the capacity was not matching stock condition"...
Im not sure but i think it help me enhance Battery life on MT3G.For 9h still 45% and withot this "hack" was battery out in 10-12h

I am Depressed!

It has been almost a month since I've gotten the Galaxy S2.
I literally waited like a longing puppy for almost half a year to get this into my hands.
I have to admit, it is one of the most beautiful creations to ever grace our earth, but gosh, it has this one big, big flaw... (for me) battery life. Before you dismiss this as another battery life complaining thread, hear me out...
I have tried EVERYTHING.
Ever since 2.3.3, battery drain. Then 2.3.4 was announced... NO MORE BATTERY DRAIN. The news caused a burst of elation, but it was all too brief. Flashed to 2.3.4, same deal.
I've tried all the ROMs-- Litening, Villainrom, Cognition, Infusion (now defunct).
I've tried several kernels -- the standard CF kernel, neophyte's, mirage, etc.
I've calibrated my battery after each flash.
I've tried downclocking it with SetCPU.
I've frozen so much with TitaniumBackup.
Dormancy settings, system update settings, modem roms, I've tried them all.
I even purchased, in desperation, a third party battery which claimed to have 2000mAh capacity.
All to no avail. Nada, zilch, non. NOTHING has worked for me.
Last night for example, I had charged my phone to 100%. When I woke up 7 hours later, it had fallen to 63%.
Therefore can deduce that consumption is is about 5% per hour with screen OFF.
I have also made it a point to test a different ROM/kernel for at least 3 to 5 days before I make a change.
Now I really don't know where I'm going wrong, yeah I do have a few widgets and stuff, but what is a phone like this without widgets?
I am getting so sad over this issue. This phone is so perfect in every other way.
Why? Is it just me?
One no mention of actual battery life .
Two phones get fed up with multiple roms kernels etc rammed down their throat and dont work well .
jje
What exactly do you mean by 'battery drain' ?
Starting an new battery drain thread without even describing the type of battery drain is not a god start for this thread.
What is your idle drain? (% per hour when not using the phone).
How much "display on time" do you have when the battery is starting to be empty (no guessing, hard number from the battery menu please). A lot of people underestimates how much active use they have with SGS2.
Please also add graph for battery statistics, both the first page and also for the battery graph (press the small graph on top).
Just trying different ROM's in order to solve a battery drain issue is a bad idea, it is much better to find the root cause of the battery drain and solve that specific issue.
I mean I leave it overnight, and it falls from 100% to 60%.
It has never lasted me beyond 9 hours with mid level usage.
tjtj4444 said:
Starting an new battery drain thread without even describing the type of battery drain is not a god start for this thread.
What is your idle drain? (% per hour when not using the phone).
How much "display on time" do you have when the battery is starting to be empty (no guessing, hard number from the battery menu please). A lot of people underestimates how much active use they have with SGS2.
Please also add graph for battery statistics, both the first page and also for the battery graph (press the small graph on top).
Just trying different ROM's in order to solve a battery drain issue is a bad idea, it is much better to find the root cause of the battery drain and solve that specific issue.
Click to expand...
Click to collapse
Apologies, my post has been updated. I don't have a good graph with my now since I'm charging, but I will post one up tomorrow.
Do widgets really make a big difference? Because that's the only thing that I have not really tested.
Could very well be a misbehaving app or widget. My phone in idle uses 0.5%-1% an hour with wifi on. Without wifi it goes slightly faster strange enough. I have some widgets that update every hour, gmail push, whatsapp and Samsung account sync.
Test without syncing and widgets and then re-enable things one by one to find the problem.
Another battery thread. That really IS depressing.
i just got my phone few days ago, battery life isn't great so far but it isn't as bad as your case.
I would recommend you do proper tests after starting fresh. flash a stale official rom, keep the phone barebones, dont install apps etc.. then test bat life with phone call usage.
Then slowly start adding and enabling things like gps, auto sync, background data and so on, till you find the cause. I think the battery life thing in the settings can help too.
Jeremy said:
I mean I leave it overnight, and it falls from 100% to 60%.
It has never lasted me beyond 9 hours with mid level usage.
Click to expand...
Click to collapse
40% overnight is huge, I get approx 5% in 7-8 hours.
With 5% drain per hour with no usage, haven't you tested to turn off things until the drain stops? I would start with wifi, SGS2 doesn't work well with some routers. Then just continue with the usual suspects: widgets that connects to internet etc, email sync, facebook etc. (freeze with Titanium)
Do this systematically, you could turn off several things at once, but not too many, try to find the real cause.
There is of course a possibility that your phone is broken, but that isn't my first guess.
Why does no one try Juice defender???
tjtj4444 said:
40% overnight is huge, I get approx 5% in 7-8 hours.
With 5% drain per hour with no usage, haven't you tested to turn off things until the drain stops? I would start with wifi, SGS2 doesn't work well with some routers. Then just continue with the usual suspects: widgets that connects to internet etc, email sync, facebook etc. (freeze with Titanium)
Do this systematically, you could turn off several things at once, but not too many, try to find the real cause.
There is of course a possibility that your phone is broken, but that isn't my first guess.
Click to expand...
Click to collapse
Oh yes, that night the 40% drain was with Wifi on, and I heard that there have been issues with the DIR-655, which I am using.
Anyway, even with wifi off, my battery life fell from 100% to 83% with a very slimmed down ROM, everything that could be frozen, frozen.
Polluxus said:
Could very well be a misbehaving app or widget. My phone in idle uses 0.5%-1% an hour with wifi on. Without wifi it goes slightly faster strange enough. I have some widgets that update every hour, gmail push, whatsapp and Samsung account sync.
Test without syncing and widgets and then re-enable things one by one to find the problem.
Click to expand...
Click to collapse
Yeah. That's a good idea, thanks.
Will try that over the weekend
TheSobadef said:
Why does no one try Juice defender???
Click to expand...
Click to collapse
I would, but the thing is, the battery life should not even be that bad in the first place.
Sounds to me like you have a rogue app. I get 12,14 hours of heavy usage with brightness set to roughly 75%.
Don't flame him. He has tried alot things prior to posting. This is the place to post. Try the criskelo rom. It is a great rom with great battery life. Freeze wifi sharing. Delete apps at the beginning that you don't use all the time then add extra apps one by one and see what impacts the battery level the most. Check update schedules for things like news widgets and beautiful weather-I have mine set to six hours or so. There is absolutely no reason why you can't last a full day with 30-40% left.
Well, first of all, it's just a phone, although an expensive one, so no need to be stressed.
Secondly, it sounds very much like you have a faulty battery or device. Maybe you should have replaced it as soon as you noticed the problem. There's definitely something wrong there if it goes from 100% down to 60% overnight (assuming it's not heavily used during that time).
You already tried most of the things that I would do to tackle the issue. Try swapping batteries for a few days with somebody with the same handset, and see what happens.
Good luck!
For giggles, why don't you hard reset your phone? Then, instead of loading tons of apps of questionable quality, task killers, memory managers, and battery monitors, just load the stuff you need everyday. Things like e-mail and social stuff. People that haven't tortured their phones with excessive crap seem to get better battery life without even trying. With over a hundred apps, all the syncs syncing, heavy Wi-Fi use, and Exchange push I'm now up to 14-18 hours with moderate to heavy use. If the experiment works, start loading the rest of your stuff on your phone to see what the impact is.
Another thing to consider is your network connectivity. Your carriers signal strength and infrastructure could be part of the problem. Certain carriers and locations seem to contribute a lot to batter drain. Also, the SGS2 is very router sensitive. It likes Netgear, D-Link not so much.
Good luck.
This is with a screen on time of 2:14 too, and overclocking to 1.52gHz
There is no battery issue, this phone has twice the battery life of the desire hd and thats a fact, i have not changed fast dormancy or anything, this phone is king for battery life.
Played games and browsed internet, i would say medium heavy usage
Using 2.3.3 KF3
Also if you had a laptop that lasted 10 hours with 63 remaining wouldnt you think that was good? This phone is the absolute top dog, i would even say its better than IP4 for battery now
Also used cardiotrainer to track my run this morning using GPS, ran for 30 mins and lost around 6 percent... Amazing!
TheSobadef said:
Why does no one try Juice defender???
Click to expand...
Click to collapse
A lot do but informed opinion is that it drains battery .
jje
JJEgan said:
A lot do but informed opinion is that it drains battery .
jje
Click to expand...
Click to collapse
Yep Juice defender sucks, and is not needed really...
You either have a rouge app sucking the life out of your phone,
Your syncing at too short periods (mine is set to 1 hour)
Your phone signal is weak so your phone is using more battery drawing 3g from your service provider

S7 Edge "Learning usage patterns"

Hi guys! I got this problem which is learning usage patterns sign in battery meter, so I cannot observe which apps that kill my battery life and doesn't shows any time remaining for the next charge. I think it happened because I changed my theme back and forth, but i'm not 100% sure that's the cause. Any suggestion to fix this problem? Is this problem permanent to the device? Since I'm still newbie in android world. Thank you.

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