[Q] Can't use camera/brightness control with low battery? - Galaxy S II Q&A, Help & Troubleshooting

I've searched for an answer to this but I can't seem to find anything. When my GSII gets below 15% or 10% (can't remember which) it starts locking out functions like the ability to take pictures or video, and most annoying adjust screen brightness. I know this has been a problem on other devices, but does anyone have a fix or an idea of a fix for the GSII?
I'd much rather have the control to do what I want with my device than be forced to this power saving mode...which seems insane considering there is already a settings menu for a power saver mode.

I've heard this is fixed in the KE7 firmware upgrade. Not sure though

I had a topic abouth this too. It is just REALLY stupid!!!
You can say you only have 85 % of battery life, because after that, you are not in control of your phone...
If I want to watch browser info on the highest brightness with my last 15% i think I should be able too... And if I want to take a picture with the same 15% that should be possible too.
This is so stupid, does Samsung think we are kids?? If I want to save battery for something else, i will use power save mode.

Flowlance said:
I've heard this is fixed in the KE7 firmware upgrade. Not sure though
Click to expand...
Click to collapse
I'm on KE7, and unfortunately it is definitely still a "feature."
r_a_c said:
I had a topic abouth this too. It is just REALLY stupid!!!
You can say you only have 85 % of battery life, because after that, you are not in control of your phone...
If I want to watch browser info on the highest brightness with my last 15% i think I should be able too... And if I want to take a picture with the same 15% that should be possible too.
This is so stupid, does Samsung think we are kids?? If I want to save battery for something else, i will use power save mode.
Click to expand...
Click to collapse
Damn, there's already a topic? I swore I searched everywhere. Could you point me in that direction/did anything useful come out of it?

Go to the VRTweaks thread in dev forum
I've got an app that lets you replace these stupid restrictions in apps with my modded versions that don't do this.
As a bonus, you can listen to music while using camera too

pulser_g2 said:
Go to the VRTweaks thread in dev forum
I've got an app that lets you replace these stupid restrictions in apps with my modded versions that don't do this.
As a bonus, you can listen to music while using camera too
Click to expand...
Click to collapse
I'm liking what you've done so far, but it's really the removal of brightness control that's getting to me, and it doesn't look like you've approached that problem yet. I'm fairly ignorant - do you know if that's something that can be dealt with through the sorts of tweaks you're doing or is it something more complicated?

fryhole said:
I'm liking what you've done so far, but it's really the removal of brightness control that's getting to me, and it doesn't look like you've approached that problem yet. I'm fairly ignorant - do you know if that's something that can be dealt with through the sorts of tweaks you're doing or is it something more complicated?
Click to expand...
Click to collapse
Hmmm... I thought your issue was the low battery and using the camera?
Anyway, I can look at the brightness issue, if you can let me know what appears when it happens?
It seems to me that you CAN control these settings from the power saving menu? Is that not correct?

pulser_g2 said:
Hmmm... I thought your issue was the low battery and using the camera?
Anyway, I can look at the brightness issue, if you can let me know what appears when it happens?
It seems to me that you CAN control these settings from the power saving menu? Is that not correct?
Click to expand...
Click to collapse
The biggest thing for me is not being able to control screen brightness once the phone decides it's battery is low, and to a lesser extent taking photos (it will play videos at any battery level though, which looked like one of the issues you fixed with your tweaks oddly enough).
I can't remember if it's 10% or 15% remaining, but at one of those points the phone warns of low battery and automatically dims the screen to 0%, among other changes. The brightness can sometimes be forced back up, but it's only temporary, reseting itself after a few seconds or after a screen lock. The power saving menu I don't understand the purpose of at all, because I have that turned off and these things still happen. If I turn it on and set the screen brightness to a higher level, it does what I mentioned above. It's as if there are 2 power saving modes that aren't cooperating.
Is that clearer?

Related

[Q] Its official. My Galaxy S2 is busted.:(

Hi guys just wanted to say my galaxy s2 is officially busted. Its still in working order do not get me wrong but something wrong with the hardware i think because i have flashed so many roms and stock roms to try and resolve the problem and i cant. My display is always sky high in battery usage and i cant get it down to save the life of it. Got everything on the lowest that is brightness settings and still nothing. Spoken to samsung and they say its not suppose to be like that and that display always high and as high as 60% is not right.
What can i do please cause i love the phone and it really pisses me off that it gets drained so bloody quickly? Shall i just sell it and get an HTC sensation instead or shall i send it to Samsung and be patient for ten days without my phone
tjoannou2001 said:
Hi guys just wanted to say my galaxy s2 is officially busted. Its still in working order do not get me wrong but something wrong with the hardware i think because i have flashed so many roms and stock roms to try and resolve the problem and i cant. My display is always sky high in battery usage and i cant get it down to save the life of it. Got everything on the lowest that is brightness settings and still nothing. Spoken to samsung and they say its not suppose to be like that and that display always high and as high as 60% is not right.
What can i do please cause i love the phone and it really pisses me off that it gets drained so bloody quickly? Shall i just sell it and get an HTC sensation instead or shall i send it to Samsung and be patient for ten days without my phone
Click to expand...
Click to collapse
Id say just wait for the new phone, the galaxy s II obliterates the Sensation. This coming from a person who's owned both devices.
About your display problem, sounds pretty weird never heard of an issue like that before.
tjoannou2001 said:
Hi guys just wanted to say my galaxy s2 is officially busted. Its still in working order do not get me wrong but something wrong with the hardware i think because i have flashed so many roms and stock roms to try and resolve the problem and i cant. My display is always sky high in battery usage and i cant get it down to save the life of it. Got everything on the lowest that is brightness settings and still nothing. Spoken to samsung and they say its not suppose to be like that and that display always high and as high as 60% is not right.
What can i do please cause i love the phone and it really pisses me off that it gets drained so bloody quickly? Shall i just sell it and get an HTC sensation instead or shall i send it to Samsung and be patient for ten days without my phone
Click to expand...
Click to collapse
What is your average display "Time on" on "Battery usage" when you're almost running out of battery?
How quickly does it drain? Don't you have warranty to get it replaced if it's actually faulty? I can't really decide if that's the case from your non-sense post.
tjoannou2001 said:
. My display is always sky high in battery usage and i cant get it down to save the life of it. Got everything on the lowest that is brightness settings and still nothing. Spoken to samsung and they say its not suppose to be like that and that display always high and as high as 60% is not right.
Click to expand...
Click to collapse
My display is high as well with android Os in second most of the time and its normal, cause I use the phone a lot so obviously the screen will be high.
I get around 13-17 hours heavy usage so am happy I dont think its anything to do with rom flashing unless you get lower then 10 hours battery life
sorry i should of made it more clearer. Once i charge my handset as soon as i start using it you can see the percentage drop rapidily. i go into the battery usage and the display is at its highest and draining the battery. And that is with brightness to low settings. If i do not use the phone it can last me for a whole day and a half. But im to scared to use it for browsing and thats over wifi cause i know it will not last me to long...i know the handset is a battery drainer but come on the display should not be as high as it is..and with the warranty i have put the stock rom back so can they find out still that i had my handset rooted if i was to send it in
tjoannou2001 said:
sorry i should of made it more clearer. Once i charge my handset as soon as i start using it you can see the percentage drop rapidily. i go into the battery usage and the display is at its highest and draining the battery. And that is with brightness to low settings. If i do not use the phone it can last me for a whole day and a half. But im to scared to use it for browsing and thats over wifi cause i know it will not last me to long...i know the handset is a battery drainer but come on the display should not be as high as it is..and with the warranty i have put the stock rom back so can they find out still that i had my handset rooted if i was to send it in
Click to expand...
Click to collapse
If you get two hours with screen on, than that's normal and not a hardware failure. Use white backgrounds as little as possible.
Apparently they could, I believe they some kind of count record of the amount of roms you have flashed and the only way to reset is by using a 'JIG' if you search the forums should be able to find more info on the 'JIG'
http://forum.xda-developers.com/showthread.php?t=1068522&highlight=jig+to+reset+counter
you might try some of the other forums about reseting it
Looks like SAMOLED+ consume most power on SGS2. I thought it's normal. Just know mine also having the same problem.
Sucks to be the guy who receives all these problems. I suggest, you just get a refund, as you should be ashamed of yourself if you sell a defective SGS2.
If you like the sensation, get it. It's also good, as I usually borrow it from my sister when we feel like exchanging phones for a few days. Sensation's default battery life is a little worse than the SGS2, as I only get 18hrs-1d 4hrs in the Sensation(still not rooted/default ROM) against the 1d - 1d 10hrs of the SGS2(Leomar ROM + Ninphe 2.2/undervolted).
My sister just got those chichitec 1900mAh batteries, and she said battery life on the Sensation improved(Only her word, as we have yet to exchange phones again this weekend). Now, all it needs is an undervolt + good ROM and the Sensation's battery should last a longer if not the same than the SGS2. Though you'll surely miss the SAmoled+ quality if you compare it with the SLCD of the Sensation, hope HTC improve on this department, they should have used IPS instead of SLCD.
A little tip if your getting the Sensation, is to thoroughly check its touchscreen sensitivity. My Sensation, is a little buggy sometimes, sense lagging/resetting + weird touch sensitivity. Though, I think it should be fix by flashing a good ROM + Kernel. Good Luck.
holyguyz said:
Looks like SAMOLED+ consume most power on SGS2. I thought it's normal. Just know mine also having the same problem.
Click to expand...
Click to collapse
well im going to fully charge it again today and see how it goes. i have reverted back to stock rom and just rooted with chainfire kernel and installed titanium backup and unistalled all the samsung hubs and froze the wifi sharing bit. but my display is still high but i see how long i can get out of it i will post a screen after i let it drain down ..
and sorry to hear that you are having the same problem.
tfn said:
My display is high as well with android Os in second most of the time and its normal, cause I use the phone a lot so obviously the screen will be high.
I get around 13-17 hours heavy usage so am happy I dont think its anything to do with rom flashing unless you get lower then 10 hours battery life
Click to expand...
Click to collapse
what is your display percentage and how can you manage to get so many hours out of it? any tips? i will be posting screen shots tomorrow for you guys to see what im talking about
If you have been using the phone the screen will always be #1 on the list, as its the part that needs the most power.
The phone will get about 6-8h of screen on time total before the battery is flat, but it will depends on mobile coverage (weak coverage will drain faster), if you are using heavy data, wifi usage (will be better than using mobile data on a weak signal or if you are pushing a lot of data round).
Generally radios will eat up the juice.
Also games will hurt.
You can use CPUspy to see what states the CPU is in, and if its going to deep sleep.
Also in settings > about phone > battery use, you want the awake and screen on lines to match up as much as you can.
(Music will keep the phone awake while the screen is off, and so will downloading stuff etc)
tjoannou2001 said:
and sorry to hear that you are having the same problem.
Click to expand...
Click to collapse
The truth is, that what you report as a problem, is not a problem, it is simply a fact. SAMOLED displays drain batteries like hell. Mine does exactly the same. Like you, I was starting to think that my unit was somewhat faulty, but soon fund out that it was not. In fact, the truth is that the galaxy s2, if left on with the acreen at normal brghtness, fully drains its battery in a matter of 5 hours or so. It is due mainly to the display draining something like 0.8 Watts, alone.
People saying they get almost 2 days use simply tell bullocks, because there's no way of actually using this phone and getting more than about 15 hours autonomy from its battery.
Sent from my GT-I9100 using XDA App
Please use the Q&A Forum for questions Thanks
Moving to Q&A
Samsung support/RMA process has worked very well for me. Third phone already. Maybe ask them to replace yours?
I'm still confused over there. You're just talking without making any sense at all. The only thing I've got from all this is that you're complaining about display being the highest on the battery drain list. That means nothing. Or not much at least. Those values need to give a total of 100%, so if you're using your phone, and display is the highest, your phone is working really good, and you don't have the AOS bug. Which means your device is not faulty, you just don't understand the battery statistics screen. Pardon me if I understood your problem wrong, but if I didn't, just carry on with your life, your phone has no problems at all. I get around 1.5 days with medium usage, and I think that's normal for a phone like this.
TheSaw said:
I'm still confused over there. You're just talking without making any sense at all. The only thing I've got from all this is that you're complaining about display being the highest on the battery drain list. That means nothing. Or not much at least. Those values need to give a total of 100%, so if you're using your phone, and display is the highest, your phone is working really good, and you don't have the AOS bug. Which means your device is not faulty, you just don't understand the battery statistics screen. Pardon me if I understood your problem wrong, but if I didn't, just carry on with your life, your phone has no problems at all. I get around 1.5 days with medium usage, and I think that's normal for a phone like this.
Click to expand...
Click to collapse
You are not being rude at all. I have flashed yesterday batistas new rom and using jeffrey speedfrey kernel and i have fully charged the phone and calibrated it as well. I am going to let it die down and recharge it again to the max and see how it goes after that as well. My point of this though is as below on the screenshot. The display is always in that percentage and that is what has me worried. I have checked on other posts and the most that they get is 35 to 50%. I have the lowest brightness settings and it still that high..That is why i am asking if there is something wrong with my phone. I am getting good battery life so far just with medium usage and having wifi on since i have charged it but the display is what worries me. If someone could help me with these pointers as well i would appreciate it:
Does underclocking with Setcpu help battery life even more?
And what do you guys think of the screenshot?
i know this sounds silly but how does someone close a thread once they opened it i have a few i want to close..
Thanks again to everyone for you help..
It has dropped to 76% after 10 hours and a couple hours of screen usage. I don't think that there is a problem.
fred_up said:
It has dropped to 76% after 10 hours and a couple hours of screen usage. I don't think that there is a problem.
Click to expand...
Click to collapse
why is my display % so high though that is what im questioning. its not just for a few minutes its as soon as i get the phone out of sleep the display percentage sky rockets. and its that much cause the phone was asleep overnight

[Q] Rules based profiles

I have searched the market and google, but I can't find anything that will work with my specific scenarios. I want a rules based app, if it exists, to activate gps when certain programs are launched, like Navi, or maps, etc. Then, the biggest reason I want it, is because I would like it to deactivate on close. I have a real bad problem of remembering to kill it when I am finished using it, so I end up killing the battery prematurely because of my own stupidity. I've tried my phone my rules, and two or three others, but I couldn't figure out how to set it up to do what I wanted. Maybe I'm just an idiot. who knows. Thanks for any advice.
1454 said:
I have searched the market and google, but I can't find anything that will work with my specific scenarios. I want a rules based app, if it exists, to activate gps when certain programs are launched, like Navi, or maps, etc. Then, the biggest reason I want it, is because I would like it to deactivate on close. I have a real bad problem of remembering to kill it when I am finished using it, so I end up killing the battery prematurely because of my own stupidity. I've tried my phone my rules, and two or three others, but I couldn't figure out how to set it up to do what I wanted. Maybe I'm just an idiot. who knows. Thanks for any advice.
Click to expand...
Click to collapse
Cyanogen has profiles like that, but I don't think it extends to GPS.
I've pretty much always run sense ROMs and I ALWAYS leave my GPS checked on. It only uses it when I'm using an app that needs it. I'm not sure where the idea came from that if GPS is left on it will use it all the time, but I've never seen evidence that is how it behaves. Unless AOSP is weird and does try to lock all the time or something....
I use Easy Profiles and like it a lot. It takes a little work to understand but is very useful and really helps me save my battery.
As the previous poster says, most apps turn off GPS when they are deactivated.
loonatik78 said:
I've pretty much always run sense ROMs and I ALWAYS leave my GPS checked on. It only uses it when I'm using an app that needs it. I'm not sure where the idea came from that if GPS is left on it will use it all the time, but I've never seen evidence that is how it behaves. Unless AOSP is weird and does try to lock all the time or something....
Click to expand...
Click to collapse
+1
Stock rom and I leave my GPS on 100% of the time.
I get from 12 hours to well over 24 hours of battery depending on how I use the phone. The GPS power turns off if no software is hitting it for a location.
Turning off the GPS (or WiFi for that matter) has never changed my battery life.
Maybe I'm mistaken then. It just seemed like my battery died off quicker after using Navi. But I didn't actually do anything to verify this. I will also try easy profile as one poster suggested.
1454 said:
Maybe I'm mistaken then. It just seemed like my battery died off quicker after using Navi. But I didn't actually do anything to verify this. I will also try easy profile as one poster suggested.
Click to expand...
Click to collapse
I'd suggest before adding another app that will CERTAINLY eat more battery, to take look at what apps ore services are eating power, and exactly how they're doing that. Even the basic battery stats displayed in stock Android will give you a rough idea. Something like JuicePlotter will highlight what and when certain basic functions eat power. If you're GPS is running, it will stick out as a different color blur coming off the power plot line.
I'm a strong proponent of power management through strategy, not brute force of apps managing it. Kinda like a bank with a good security system... it makes more sense to design the building well, rather than hire guards/apps to do the job at a higher cost in dollars/watthours.
I use Battery widget to monitor my juice usage, but it just "seemed" like my battery usage was worse with GPS on. But I don't use my phone in the same way any two days in a row, so it was probably just in my imagination.
1454 said:
I use Battery widget to monitor my juice usage, but it just "seemed" like my battery usage was worse with GPS on. But I don't use my phone in the same way any two days in a row, so it was probably just in my imagination.
Click to expand...
Click to collapse
If GPS is constantly on being used to update traffic, geotag photos, or track you on GPS, you're going to usually notice sharp drops in battery life. I use the battery widget too, but JuicePlotter can better illustrate where the power is going.
I'm a little surprised noone suggested Tasker, Locale, or SettingProfiles since they will all do exactly what the OP wanted and more. Tasker isn't as user-friendly as the others but seems to provide more functionality. I currently have it set just as the OP wanted. Turns gps on when Maps, Nav, etc open then turn it back off on close. Probably unnecessary but doesn't cause any problems for me so it's fine.
thanks A0. I will definitely check that out, as I think it will work for the other things I wanted to try too.

Anyone notice the lockscreen is sometimes slow to appear when pushing power button?

I wasnt sure which sub-forum to post this in but...
I was wondering if anyone else notices that the lockscreen is sometimes very slow to pop up when you push the power button (coming out of a deep sleep/idle state)
I used to experience this problem with my S2 and even my Galaxy Nexus but I find its pretty bad sometimes on the S3 as well...
Does anyone have any clue/solution as to why this happens?
I can guess that the phone is in a deep sleep/idle state with the CPU clocked very low, and it needs some time to ramp up once the power button "awakes" the phone - but if you've ever pushed the button on an iphone or OneX you'll notice the lockscreen pops up right away ....so what gives?
We have arguably the fastest CPU/GPU combination in a phone right now and sometimes these small things bug me a bit...
also goes for stuff in the dialer like answering a call or ending a call - you'll notice a slight delay/lag.
I'm almost 100% sure that's a samsung/TWZ/software issue, but ya, just curious on how no one else noticed this since the S1 and S2.
Any feedback or tips would be appreciated
I've tried both stock LF2 and am now on WanamLite v1.3 now , so ive already gotten a feel for stock and custom rom/kernels , all of which are the same in terms of experiencing that lockscreen wake delay
have seen this issue on my s3. restart of the phone had cleared the issue.
Same situation here..
HI guys, did you find any solution?
My girlfriend's GS3 lags sometimes when the power button is pressed. The lockscreen doesn't appear for a few seconds. Have tried many restarts but it still occurs sometimes.
Thanks
It's deep sleep mode will happen on Samsung roms
Changing to an aosp rom will fix it but deep sleep does preserve a lot of battery life
Sent from my GT-I9300 using xda app-developers app
Is there any way to turn the deep sleep off? Heck, it happens even if i try to unlock the screen a few seconds after locking it.
It is not occuring on my gs3..
same problem here
That's deep sleep, preserving you tons and tons of battery life.
When you open the phone and it's in deep sleep, it will take time to actually fire-up the CPU/GPU back to a high clock.
I don't see why people hate this, even laptops 'sleep' and re-open in seconds, same thing here and for the same reason, saving battery.
Skander1998 said:
That's deep sleep, preserving you tons and tons of battery life.
When you open the phone and it's in deep sleep, it will take time to actually fire-up the CPU/GPU back to a high clock.
I don't see why people hate this, even laptops 'sleep' and re-open in seconds, same thing here and for the same reason, saving battery.
Click to expand...
Click to collapse
this exactly, nothing one can do about it. Sames is true for every microprocessors ive ever used in embedded systems. It takes time for every system to come out of deep sleep, yet they really do save *tons* of battery life.
If deep sleep were turned off everybody and their dog would talk about miserable battery life on the s3... on the order of about 8-10 hrs while not using it at all i would guess
That's deep sleep, preserving you tons and tons of battery life.
When you open the phone and it's in deep sleep, it will take time to actually fire-up the CPU/GPU back to a high clock.
I don't see why people hate this, even laptops 'sleep' and re-open in seconds, same thing here and for the same reason, saving battery.
this exactly, nothing one can do about it. Sames is true for every microprocessors ive ever used in embedded systems. It takes time for every system to come out of deep sleep, yet they really do save *tons* of battery life.
If deep sleep were turned off everybody and their dog would talk about miserable battery life on the s3... on the order of about 8-10 hrs while not using it at all i would guess
Click to expand...
Click to collapse
Aaah, yes, and it is a well known fact that people with common sense use their laptop to check the time, or send a quick message.
I mean, really, who need a PHONE that reacts quickly??!
Anyways, those stupid apple-people seems to have bothered to make a quick reacting phone, but everyone knows they are just stupids!
minekeeper said:
Aaah, yes, and it is a well known fact that people with common sense use their laptop to check the time, or send a quick message.
I mean, really, who need a PHONE that reacts quickly??!
Anyways, those stupid apple-people seems to have bothered to make a quick reacting phone, but everyone knows they are just stupids!
Click to expand...
Click to collapse
Why rant at a three month old thread?

Screen battery drain

I'm curious if anyone else is having an insane battery drain just from Using the screen. this is my first Android device after switching from an iPhone so I'm not sure if it's normal but with auto brightness I still get 60-80 percent battery drain. I have a Us AT&T version of the S4.
you do realize this is a forum section for the HTC ONE not the S4. #2 screen drain is the #1 thing that will use battery on your phone. might need to play with the auto adjustment values on your phone. For some odd reason most manufacturers tend to make those settings awfully high from the factory.
you must be rooted to do this and probably gonna have to find someone that has already adjusted the values that you can just flash otherwise DONT use auto brightness and just change the brightness as your condition requires.
syaoran68 said:
you do realize this is a forum section for the HTC ONE not the S4. #2 screen drain is the #1 thing that will use battery on your phone. might need to play with the auto adjustment values on your phone. For some odd reason most manufacturers tend to make those settings awfully high from the factory.
you must be rooted to do this and probably gonna have to find someone that has already adjusted the values that you can just flash otherwise DONT use auto brightness and just change the brightness as your condition requires.
Click to expand...
Click to collapse
haha first post from my phone and I end up in the wrong forum lol. well I appreciate the reply I'll look into routing it. appreciate it!
In case you do look at this, the screen on your S4 is five inches. Of course it is going to consume the most battery.
Sent from my Nexus 4 using Tapatalk 2

AMAZING Battery Guide

Hello the battery of my Note 8 was not that Great (4:30 Hours SOT) So I found a solution to battery issues and found a great solution.
1- From Setting Turn off :
Near By Device Scanning
Find My Mobile
Smart Capture
Direct Call
Those Sensors REALLY drains the battery and minimize screen on time.
2- Lower down the resolution to FHD Its not as bad as you think. (I am not sure if this saved my battery life but try it).
3- Delete Facebook Official App (or disable it) and install this App
https://play.google.com/store/apps/details?id=com.nam.fbwrapper&hl=en
4- Delete Facebook messanger and install facebook messenger (Lite)
https://play.google.com/store/apps/details?id=com.facebook.mlite&hl=en
5- Disable The Edge Panel (Turn it off, The Edge panel is useful I know but it drains the battery so much and you can live without it with alternatives)
6- Go To App Permission from setting ---> Check the permissions to use location and turn off any app you do not want it to use your location.
7- Put Brightness should be just below the warning level (80%)
Now Check These steps please and Get back to me.
Before these steps on Wifi I used to get 4:30 SOT Now I get 6:15-6:30 Hours of SOT.
Note :
Turning sync and vibration saves battery too.
We left home at same time, my wife's IP7P got 80% battery remained, mine is 30%.
stonedpsycho said:
Turning sync and vibration saves battery too.
Click to expand...
Click to collapse
It's even more amazing how much battery one can save turning the phone completely off.
Really dont like being sarcastic, but there are a few tasks/features that disabling them makes no sense, or at least none for a samsung phone.
Sync? That's mandatory. Find my phone? I did that mistake once, now my Note 3 is in some thieves hands. Edge Panel? Sounds common sense and fair enough, but one would spare 300$ for a phone just as good, without that feature.
It's a matter of what one wants to sacrifice, i get it. What amazes me is not being happy with 5h SoT, i get max 3 in 24h battery life, and i cant bloody find the drainer.
With all my respect, this guide, or tip, is a very personalised one and wont meet the criteria of many people, no matter how effective it is.
PlutoDelic said:
It's even more amazing how much battery one can save turning the phone completely off.
Really dont like being sarcastic, but there are a few tasks/features that disabling them makes no sense, or at least none for a samsung phone.
Sync? That's mandatory. Find my phone? I did that mistake once, now my Note 3 is in some thieves hands. Edge Panel? Sounds common sense and fair enough, but one would spare 300$ for a phone just as good, without that feature.
It's a matter of what one wants to sacrifice, i get it. What amazes me is not being happy with 5h SoT, i get max 3 in 24h battery life, and i cant bloody find the drainer.
With all my respect, this guide, or tip, is a very personalised one and wont meet the criteria of many people, no matter how effective it is.
Click to expand...
Click to collapse
We both, I feel are more experienced users.
These tips would then be useless to you, granted.
Just some people do not even know having haptic feedback on drains the battery.
Where you think it's a general view that turning features off is useless and that you have paid for it...
I also think it's a general view that people love to save battery life, just the tips will not be for everyone. Just if you do not use it, turn it off.
Currently at 70%, QHD, idle for 16hrs with 2 hrs and 45min SOT. I average 7hrs...
PlutoDelic said:
It's even more amazing how much battery one can save turning the phone completely off.
Really dont like being sarcastic, but there are a few tasks/features that disabling them makes no sense, or at least none for a samsung phone.
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LMAO!! I guess I am a little insensitive to this as well. With quick charge , wireless quickcharge and what not I have never really worried to much about the battery life. I dont find the logic in buying an almost 1000 dollar phone full of features to then turn them all off and not use them. I would save the money and just get a Moto phone or an older LG if I was that worried.
Kinda like me complaining about my MSI gaming laptop only lasting 1.4 hours while playing Doom at ultra settings.
Sent from my Galaxy Note8 using XDA Labs
stonedpsycho said:
We both, I feel are more experienced users.
These tips would then be useless to you, granted.
Just some people do not even know having haptic feedback on drains the battery.
Where you think it's a general view that turning features off is useless and that you have paid for it...
I also think it's a general view that people love to save battery life, just the tips will not be for everyone. Just if you do not use it, turn it off.
Currently at 70%, QHD, idle for 16hrs with 2 hrs and 45min SOT. I average 7hrs...
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I completely agree with you.
Three years ago i tested a guide from a guy that recommended using a combination of Greenify, Amplify and Power Nap. I did, and somehow i always responded late to messages, and my alarm would randomly wake me up 2 hours later than it's supposed to. Yes i had like 0.5% battery usage during night, 6h screen time, 48h battery life, but the phone wasnt doing anything the moment i put it on my pocket. Did i achieve anything, not really, i just learned the lesson that i stopped my phone from doing what it was supposed to do, and somehow created an anxiety if im missing out, checking my phone every 10 minutes if there was something that is not showing up.
Although, the original poster clearly stated i'd lose that functionality. The moment we twiddle around, it's always trial and error.
Ironically, i made a thread today on the General Android section for literary the same thing.
Battery life in this device is far from what it should be. Literary no recommendation around here proved any success for me. I factory reset twice, i reset all the app permissions, and i just recently rooted to make use of Greenify and similar apps, and im not gaining anything, literary nothing. In fact, this is the first time that rooting doesnt seem feasable, all the ad-blocking software that use root, somehow are useless compared to SABS, and now i wont ever be able to use it.
Every night i sleep with a 90-95% phone, and wake up with a 80-85% respectively, AOD is usually off at that time, and no battery statistics app seems to bloody see how the hell that 10% came to happen.
Never do i have brightness over 35-40%, AoD is scheduled, BLF is schduled (technically, this should add to saving), many apps are on either Samsungs Device Maintenance in always sleep mode, and those that are on the unmonitored ones never make a 5-10% combined daily. I do have the display to max resolution, cause hey, i've bought a device that has that resolution, if i was happy with 720p, id go with a 720p phone.
To whoever gets 4h SoT with 24h battery life, LUCKY BASTARD.
PlutoDelic said:
It's even more amazing how much battery one can save turning the phone completely off.
Really dont like being sarcastic, but there are a few tasks/features that disabling them makes no sense, or at least none for a samsung phone.
Sync? That's mandatory. Find my phone? I did that mistake once, now my Note 3 is in some thieves hands. Edge Panel? Sounds common sense and fair enough, but one would spare 300$ for a phone just as good, without that feature.
It's a matter of what one wants to sacrifice, i get it. What amazes me is not being happy with 5h SoT, i get max 3 in 24h battery life, and i cant bloody find the drainer.
With all my respect, this guide, or tip, is a very personalised one and wont meet the criteria of many people, no matter how effective it is.
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In case of this subject, I wouldn't say U are sarcastic - rather a mindopen consciousness user of high-end device ?
And I won't even use my sarcasm as I do enough of that dealing with users 'here and there' (I can assure it would be even more rough). I would fully understand purpose of sharing those so called 'tips&tricks' if there was something really improving the battery life or a list of unnececcery apps/services with some usage stats as a proof (I guess no need to say how many of such Samsung put on their flagships)... But taking 4-point list is like a joke and I honestly threat this thread as such.
My tip for OP - buy a car battery and adopt it for charging ur device will improve ur battery a mile?
With the amount of complaining regarding battery life here on the threads, I think it's always welcome when users suggest tips and tricks that have helped them. There are some features that people don't use, but may not have thought to turn off. Sure, you can also go to the extreme and turn off things you actually use, but that's obviously too far. There is a balance though
sefrcoko said:
With the amount of complaining regarding battery life here on the threads, I think it's always welcome when users suggest tips and tricks that have helped them. There are some features that people don't use, but may not have thought to turn off. Sure, you can also go to the extreme and turn off things you actually use, but that's obviously too far. There is a balance though
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Idk its not that extreme. Removing facebook / messanger app and installing alternative apps is really important since we know facebook app and messanger drains battery.
And disabling the edge panels saves battery life.
I think the only extreme thing is lowering the resolution to 720p I must agree with that. I am not that sure if it saves battery life I will do some tests.
By the way the only way these settings do not matter to me because I am travelling via air port and. I am a gamer so these settings are really important to me when I am outside home.
What I would consider extreme is lowering brightness to 20 percent a lot of users do that. Through this guide Ypu can have high brightness and Good battery life.
Going through debloating procedures, i definitely get rid of Facebook itself, especially since i've read that they are even tracking users who never had a FB Account, having a system app facebook twiddling around even after you disable it is privacy worries let alone battery ones.
Fair enough, but on the other hand, i wouldn't trust a 3rd part Facebook Client either. Facebook (unfortunately) is my main social messaging access, whoever has the luxury to disable it, that's fine, but it's not a TIP.
Your guide would make perfect sense if it said "Battery tips for using the Note 8 for gaming purposes", but keep in mind that many Note 8 users have a "work environment" background.
I have 3 emails that i work daily with, two of them are very prioritized personally. I'll gladly get a tool that would limit its wakeup abilities where i would control the time frames, but anything more than that destroys my user experience.
Voytec83 said:
Sir, with all respect for OP and U, what kind of usuful 'tips&tricks' are here?? Then just please read few ROM threads and see what kind of bull**** is published without even reading an instructions on BASIC CUSTOM DEVELOPMENT USER. This thread is like a place, from where later some totally crazy issues and demands are born. There is Facebook, Instagram, Twitter and more, where this kind of show-off has it place, thx and sorry if U feel hurt :good:
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The ones included in OP... I thought that was obvious. Sharing tips isn't showing off either, it's what XDA is about: helping others. People complain about battery life ad nauseum, and then others complain when people try to suggest things to improve it. Neither is especially helpful to the community. We should be encouraging thoughtful dialogue, not discouraging it.
Cool Person said:
Idk its not that extreme. Removing facebook / messanger app and installing alternative apps is really important since we know facebook app and messanger drains battery.
And disabling the edge panels saves battery life.
I think the only extreme thing is lowering the resolution to 720p I must agree with that. I am not that sure if it saves battery life I will do some tests.
By the way the only way these settings do not matter to me because I am travelling via air port and. I am a gamer so these settings are really important to me when I am outside home.
What I would consider extreme is lowering brightness to 20 percent a lot of users do that. Through this guide Ypu can have high brightness and Good battery life.
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Re-read my post, I wasn't saying your tips were extreme at all . It was directed to those who said they were against 'crippling a $1k phone'...my point was that yes some battery saving tips can too far, but being smart and simply tweaking the things you don't need still helps and doesn't cripple anything.
PlutoDelic said:
Going through debloating procedures, i definitely get rid of Facebook itself, especially since i've read that they are even tracking users who never had a FB Account, having a system app facebook twiddling around even after you disable it is privacy worries let alone battery ones.
Fair enough, but on the other hand, i wouldn't trust a 3rd part Facebook Client either. Facebook (unfortunately) is my main social messaging access, whoever has the luxury to disable it, that's fine, but it's not a TIP.
Your guide would make perfect sense if it said "Battery tips for using the Note 8 for gaming purposes", but keep in mind that many Note 8 users have a "work environment" background.
I have 3 emails that i work daily with, two of them are very prioritized personally. I'll gladly get a tool that would limit its wakeup abilities where i would control the time frames, but anything more than that destroys my user experience.
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I have tried this with QHD. 70% Brightness and its really Good.
Bear in mind this is on Wifi.
The only extreme thing is 720p admittly.
But I switched to QHD Battery is still a beast.
sefrcoko said:
The ones included in OP... I thought that was obvious. Sharing tips isn't showing off either, it's what XDA is about: helping others. People complain about battery life ad nauseum, and then others complain when people try to suggest things to improve it. Neither is very helpful to the community.
Re-read my post, I wasn't saying your tips were extreme at all . It was directed to those who said they were against 'crippling a $1k phone'...my point was that yes some battery saving tips can too far, but being smart and simply tweaking the things you don't need still helps and doesn't cripple anything.
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No prob.
I think i tweaked things up instead of using 720p I am using WQHD 70 PERCENT Brightness. I am not seeing much loss 2.30 Hours SOT at 63 percent is pretty Good.
There are a lot of useless features turned off like edge panel,direct call,near by device scanning. And installing alternative facebook apps really solved all issues.
Sry for this . But isnt this post about saving battery life. You few moaning and *****ing at each other isn't for this thread and you've all used too much of my battery......so bigger off and start your own thread...why not call it ...*****ing and moaning to waste battery power.....
Sent from my SM-N950F Samsung Note 8 using Tapatalk
I think as mentioned previously Facebook and other online social media are the worst culprits. I don't use twitter or snapcrap, just FB.
I've just installed Metal Pro and the results frankly don't seem that much different to FB's own app. Will give it a couple of days though as yesterday may have just been getting used to it and therefore using more battery than I would normally.
Viewing all photos in your folder is slow as it seems to load just 4 at a time. I can't find a way to cache them. Images also aren't zoomable in posts.
I also can't find a way to receive message notifications. I've fed both back to the dev so maybe further changes will be available in the course of time.
FB lite is very similar to Metal....
FB really needs to provide better options for sync and what I want to see.
MadmartUK said:
Sry for this . But isnt this post about saving battery life. You few moaning and *****ing at each other isn't for this thread and you've all used too much of my battery......so bigger off and start your own thread...why not call it ...*****ing and moaning to waste battery power.....
Sent from my SM-N950F Samsung Note 8 using Tapatalk
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We are debating, that's what we're here for, some learn, some debate, that does not mean i don't acknowledge OP's efforts, just cause i don't agree with them does not make him a target, i clearly expressed that many of the tips are out of the question for most of the users.
I stood corrected in this place more than once, rather than pulling pride out, i chose to learn.
You really should sharpen up your standards about "*****ing and moaning", and maybe add some useful input we all could learn from.
bonerp said:
I think as mentioned previously Facebook and other online social media are the worst culprits. I don't use twitter or snapcrap, just FB.
I've just installed Metal Pro and the results frankly don't seem that much different to FB's own app. Will give it a couple of days though as yesterday may have just been getting used to it and therefore using more battery than I would normally.
Viewing all photos in your folder is slow as it seems to load just 4 at a time. I can't find a way to cache them. Images also aren't zoomable in posts.
I also can't find a way to receive message notifications. I've fed both back to the dev so maybe further changes will be available in the course of time.
FB lite is very similar to Metal....
FB really needs to provide better options for sync and what I want to see.
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Yeah i tried the Lite's too, while Messenger is ok, the FB app itself felt like opening the Facebook page from my Symbian Nokia on 2005, that's time travel right there. Some people even use FB on Browsers...
I agree who ever want to try the tips should do it, i feel that the best way to save battery is with root and uninstalling all the bloatware i dont know what the hell is wrong with this companies and fb putting it as a priv app for sure that app is a battery hog, also manipulating the kernel and customizing it to your usage helps. before i had a Huawei p10 and i would get with out any touching around 3.5 or 4 hours of SOT i use Data most of the day so its hard on it once i got it root and started to handle the kernel and the bloatware with out limiting my phone functions it went to 6.5 6 hours on mobile data and almost 7.5 hours mixed with wifi. its a shame that im one of the lucky ones with the oem issue still waiting to root this note 8. with this note 8 im getting around 5.5 hours of SOT with mobile data and two sims in it which is not bad considering it has almost the same battery as my p10 but i bigger and better screen cant imagine what ill do once i get root on it.
lil_kujo said:
I agree who ever want to try the tips should do it, i feel that the best way to save battery is with root and uninstalling all the bloatware i dont know what the hell is wrong with this companies and fb putting it as a priv app for sure that app is a battery hog, also manipulating the kernel and customizing it to your usage helps. before i had a Huawei p10 and i would get with out any touching around 3.5 or 4 hours of SOT i use Data most of the day so its hard on it once i got it root and started to handle the kernel and the bloatware with out limiting my phone functions it went to 6.5 6 hours on mobile data and almost 7.5 hours mixed with wifi. its a shame that im one of the lucky ones with the oem issue still waiting to root this note 8. with this note 8 im getting around 5.5 hours of SOT with mobile data and two sims in it which is not bad considering it has almost the same battery as my p10 but i bigger and better screen cant imagine what ill do once i get root on it.
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Oh YES! This is my heavy usage, and this is my moderate one, and i am not conservative at all in display resolution and stuff. Some people seem to get a lot better results however, but this is more then enough for me, even though i do a lot of tweaking here and there.
The biggest factory to battery life is your signal strength. If you have a ****ty carrier or you live in an area where the signal is weak you will have worse battery life then someone living in a city with a carrier like Verizon.
Also for the ultimate battery life turn your phone off at all times. Only turn it on when u need to make a call. Lasts days

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