Phone getting warm in pocket - Samsung Galaxy S8+ Questions & Answers

Hi all,
My s8 plus is getting warm when it is in my pocket but when i keep it outside , it stays very cool. Also while sleeping as well if i keep my phone under the pillow it is warm when i pick it up in the morning, i am not sure why this is happening
I have even switched on block accidental touches option, its still the same
What could be the issue, my idle battery drain is very bad as well , i am thinking its linked to this issue.

My guess is that the screen is on or coming on.
If it's not the screen IDK.

Thanks for the reply.. if the screen was turning on, it should be visible in the battery usage right, but its not , yesterday night I kept my phone under my pillow and my battery drained almost 25% .. attaching screens ..
Another strange thing is if I sum all the drained mah it's only coming around 500 mah but battery has nearly lost 40% .. what drained my remaining battery ?
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Any software that's using Wi-Fi causes this. It was caused by Alcatel link app for me. I forced closed it and it was fine.

I don't have any wifi related app installed, and I am confused why it happens only when it is pocket or under pillow , I think something to do with the proximity sensor but I am not able to nail down the issue. And the battery usage is completely bonkers , it cant even show what drained the battery and what was happening that time.

depakjan said:
I don't have any wifi related app installed, and I am confused why it happens only when it is pocket or under pillow , I think something to do with the proximity sensor but I am not able to nail down the issue. And the battery usage is completely bonkers , it cant even show what drained the battery and what was happening that time.
Click to expand...
Click to collapse
Have you run a comparison, from full charge, between outside pocket, off vs inside time re: drain?
Check the apps usage list or install s.t. like Greenify or the like as a secondary check.

Install a data monitoring app and see if what processes work in the background.

I have the same problem. But then I realized that the pillow and the pocket are warm because of your body's temperature. As long as there aren't any battery drain issues, it is nothing to worry about.

stefan243546 said:
I have the same problem. But then I realized that the pillow and the pocket are warm because of your body's temperature. As long as there aren't any battery drain issues, it is nothing to worry about.
Click to expand...
Click to collapse
He just said there was also a battery drain issue associated with it LOL.

JeffDC said:
Have you run a comparison, from full charge, between outside pocket, off vs inside time re: drain?
Check the apps usage list or install s.t. like Greenify or the like as a secondary check.
Click to expand...
Click to collapse
Not yet , i will try maybe greenify
RossTeagan said:
Install a data monitoring app and see if what processes work in the background.
Click to expand...
Click to collapse
i checked the data usage built in android itself, nothing alarming
stefan243546 said:
I have the same problem. But then I realized that the pillow and the pocket are warm because of your body's temperature. As long as there aren't any battery drain issues, it is nothing to worry about.
Click to expand...
Click to collapse
I have this note 4 which does not get warm when it is in my pocket or under the pillow, so its definitely not the temperature
Mr. Orange 645 said:
He just said there was also a battery drain issue associated with it LOL.
Click to expand...
Click to collapse
:good:

If anyone is interested .. this is the battery drain if I keep my phone out .. fair drain around 5 to 6 %

I think it's AOL.

After a full reset and no apps installed , no more heating in pocket or under pillow, so it was definitely one of the apps , Android battery usage is useless i guess, it cant even track what is draining the battery.
what other battery apps track the usage of apps correctly?

Related

[HELP] Only 5 hours of battery :(

Hi my battery only lasts 5 hours...
Im tried some roms and some kernels, but always the same...
Look it
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I can do?
Your phone usage is extremely heavy as indicated by the battery graph. You'll have to scale down your usage, no rom or kernel can improve much with this kind of heavy usage.
Ok tahnks, but i think there is any conflict or something
Install battery monitor widget and look inside in 1-2h who eat your battery.
Sent from my LG-P920 using xda app-developers app
insestito said:
Hi my battery only lasts 5 hours...
Im tried some roms and some kernels, but always the same...
Look it
I can do?
Click to expand...
Click to collapse
if you on promethius its wifi also disable background data
Data is disabled, only enable data when i turn on the screen, and its when the battery begins to eat.
p-vlad said:
Install battery monitor widget and look inside in 1-2h who eat your battery.
Sent from my LG-P920 using xda app-developers app
Click to expand...
Click to collapse
As I see it?
You will see it. Under menu Estimate -> statistics
Sent from my LG-P920 using xda app-developers app
Look, you think ?
your ADB Daemon is running all the time. it is seems that your phone stay in debugging mode. I bet you have always about 20% CPU usage
p-vlad said:
your ADB Daemon is running all the time. it is seems that your phone stay in debugging mode. I bet you have always about 20% CPU usage
Click to expand...
Click to collapse
Yes, i disabled debugging mode, I will try to see how it ... and tell the result here
thanks
That might be caused also by a widget.
I had installed a clock widget(don't remember the name).
When I fell asleep with 100% charged battery,in the morning the phone had just 20~25%.
arsen4oo said:
That might be caused also by a widget.
I had installed a clock widget(don't remember the name).
When I fell asleep with 100% charged battery,in the morning the phone had just 20~25%.
Click to expand...
Click to collapse
I have removed the only widget I had ... which was to Flipboard, to see just now ...
Thanks
I don't think the adb daemon will eat up *that* much battery, mine has never ever encountered such a high battery drain even though it's enabled all the time.
pandaball said:
I don't think the adb daemon will eat up *that* much battery, mine has never ever encountered such a high battery drain even though it's enabled all the time.
Click to expand...
Click to collapse
the battery starts to spend when active data (2G) or wifi. 10% every hour if I have wifi or data assets and off the phone just.
If they are not data or wifi battery does not spend much.
pandaball said:
I don't think the adb daemon will eat up *that* much battery, mine has never ever encountered such a high battery drain even though it's enabled all the time.
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Click to collapse
Theoretically you are right. Mine is also ON all the times. But in his case seems to run 50 minutes out of 5h and in normal situation you will never detect this service as long as you are not USB connected to PC. Am i right?
Exactly, in this 5 hours im not connect the phone to the pc
True. But by right it should not start unless it is plugged to a computer, so now the question is what's making it start? I would hazard a guess at anything that may use adb, for example aLogcat.
Okay, the problem is that coverage of my town is very very bad, and the phone is constantly looking for coverage. took 1 day in another town and still I have the 5% of the battery, almost 24 hours. problem solved, thank you very much mates

any ideas as to what is going on with my battery

I was running venom xl and I'm now running clean rom and I'm experiencing the same behavior in both roms. I wonder if it's a hardware issue or if anyone else was having the same problem. I leave the phone on it's charger during the day while I'm at work. idle drain seems to be fine for most of the time but sometimes when I reset the phone, whats in the photo is what happens.
any ideas? additional clarification needed? I don't think I use the phone much. I might spend 30 minutes on YouTube watching videos during lunch on my lte connection (which on average takes about 15 to 20% battery) but I don't use the phone except for lightly for emails and occasionally social networks.
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xybur said:
I was running venom xl and I'm now running clean rom and I'm experiencing the same behavior in both roms. I wonder if it's a hardware issue or if anyone else was having the same problem. I leave the phone on it's charger during the day while I'm at work. idle drain seems to be fine for most of the time but sometimes when I reset the phone, whats in the photo is what happens.
any ideas? additional clarification needed? I don't think I use the phone much. I might spend 30 minutes on YouTube watching videos during lunch on my lte connection (which on average takes about 15 to 20% battery) but I don't use the phone except for lightly for emails and occasionally social networks.
Click to expand...
Click to collapse
Use BetterBatteryStats to investigate whether you're getting some kind of wakelock.
Sent from my Evita
timmaaa said:
Use BetterBatteryStats to investigate whether you're getting some kind of wakelock.
Sent from my Evita
Click to expand...
Click to collapse
No wakelocks as far as i can tell.
I'm more concerned about the loss of battery suddenly after restarting the phone, which is why I posted the photo. As you can see, after restarting (the valley in the graph), I "lost" 8% of my charge.
Another weird occurence happened the other day. I had about 20% or so, I was listening to music, and the phone decided to just go from 20 to 10 to off in the span of about 45 seconds. I saw as the battery nose dived and killed itself.
I'm beginning to wonder if my battery cells are dying or are incorrectly reporting a charge to the point where the phone dies while thinking it has more charge than it actually does. Thats why I'm looking for people who may have had the same thing happen to them.
It's not uncommon for the battery meter to lose up to 10% during some reboots. It's also not uncommon for the battery to die more rapidly when it is close to losing charge. It's important to remember that even when we have battery increments of 1% it's not exact, it's only an estimation of the level of your battery. Your battery may not be in very good health, it all depends on what kind of usage it has endured during its lifespan. The more times you discharge this kind of battery fully or close to zero, the faster it is going to degrade. It's more healthy for the battery to receive top-up charges from about ~40% or so.
Sent from my Evita
A "jump" down after a reboot may just be a metering error that is fixing itself. I would think a steady (but faster than normal) decline in battery level to possibly indicate a failing battery. But a vertical (or nearly so) is probably just a metering error. I've seen this happen once or twice on my phone, and everything seems fine with the battery. It just seems like a fluke.
As mentioned, battery metering is far from accurate. It shouldn't be taken for granted that 1% increments, or even close to that are accurate.
Battery life (and whether yours is failing or not) is a very difficult thing to compare, as it depends greatly on how you use your phone, and reception in your area. But the drainage you described, for watching YouTube on LTE (pretty power intensive activity) seems pretty normal to me.

[Q] phone shuts off before 0%

Hi, Is there any full proof method of fixing my phone battery so it shuts off at 0%?
My bacon shuts down at 8% - 4% usually.
and when it does shut down it blacks out. I don't get that pop up with a spinning circle saying you're phone is not shutting off.
Well, unless thats how the OPO shuts off by just immediately blacking out?
I checked to see if it was because my undervolt, so i brought back the voltages to stock, and unfortunately, the problem still remained.
I know you arent suppose to run these batteries dry, but it just irritates me that it would shut down at the 8% mark.
So any suggestions and fixes would be greatly appreciated!
Thanks
robbieast said:
I know you arent suppose to run these batteries dry.....
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If you know that, then why the hell would you want to do it just so that you damage the non-replacable battery and potentially leave yourself with a brick?
robbieast said:
Hi, Is there any full proof method of fixing my phone battery so it shuts off at 0%?
My bacon shuts down at 8% - 4% usually.
and when it does shut down it blacks out. I don't get that pop up with a spinning circle saying you're phone is not shutting off.
Well, unless thats how the OPO shuts off by just immediately blacking out?
I checked to see if it was because my undervolt, so i brought back the voltages to stock, and unfortunately, the problem still remained.
I know you arent suppose to run these batteries dry, but it just irritates me that it would shut down at the 8% mark.
So any suggestions and fixes would be greatly appreciated!
Thanks
Click to expand...
Click to collapse
The battery percentage displayed on your phone isn't exact, not at all, it's only an estimate based on the voltage level it's detecting at the battery. So if your phone shuts down at 4% it really isn't a big deal. If it's bugging you so much you can use a battery calibration app from the Play Store to try to re-calibrate the battery.
But, if you're letting the device get that low regularly, which it seems like you are, you're damaging the battery. You even admit that you're aware of this. So why do it? Running a lithium battery down regularly decreases its capacity, just like keeping it at peak voltage too much does too. So it's entirely possible that what you're experiencing is a symptom of your own bad battery usage behavior.
Transmitted via Bacon
SimonTS said:
If you know that, then why the hell would you want to do it just so that you damage the non-replacable battery and potentially leave yourself with a brick?
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Click to collapse
Gee, I don't know
Maybe I like to see a full screen on time, testing kernels and roms?
or maybe, I didn't expect my phone to shut down at 8%, so I wanted to see if it wasn't just a one time thing because the unknown piques human curiosity
Maybe as a newer model phone, I'm putting some faith into solid build materials from the phone?
My nexus 4 has been run down many times naturally being at school or work and what not, and the battery still runs like a champ.
Useful sentiments here

Phone overheating - very poor battery life

My N5, running XtraSmooth + stock Google kernel recently started heating up a lot. Now I know its summer time and naturally it would tend to get hot, but my father's N5 is always very cool to the touch. Even in an air conditioned house running a stability test brought my N5 to temps as high as 86°, whilst the other N5 was just about hitting 50°. My battery gets notably hot too, and of course that hinders my battery life too. Does anyone know what's going on?
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Sent from my Nexus 5 using Tapatalk
My guess would be you have an app/process running full wack on your phone running up the CPU and draining battery. Look at battery stat screen maybe that will help. Try factory reset and run it empty for 30mins or so (no account no apps) then set up one account and app at a time.
Android malware/virii are on the rise, and I was hit with something that did this but did not show up on the battery monitor of any app.
I strongly suggest an immediate full wipe and clean flash, as well as changing your passwords if you truly want to be safe.
gaosphappy said:
My guess would be you have an app/process running full wack on your phone running up the CPU and draining battery. Look at battery stat screen maybe that will help. Try factory reset and run it empty for 30mins or so (no account no apps) then set up one account and app at a time.
Click to expand...
Click to collapse
Hey, I tried that earlier today but to no avail, battery stats look normal, Facebook is the only third party app that uses battery, but only 2% at that too. It's only kept the phone awake for 50s, and CPU total is 2m so it doesn't look like its Facebook, but my battery still idles at 40-45°. I wiped and started again from scratch but first I let the phone set for 2 hours to let ART finish carrying out any optimisations so the phone could cool down and perform optimally. Antutus stress test still ramped my CPU all the way to 80° whilst the other N5 hit 71° this time around, it quickly went back down and cooled off quickly yet my Nexus took forever.
Sent from my Nexus 5 using Tapatalk
Mines stared to do it too I'm on stock and ElementalX. I've hit 85°C and as it's still rising turned it off. I've seen a few reports of this. I've no idea what it is but suspect an app update. I've used greenfly and Amplify to lock everything down and it seems to work. Its at 52 and charging ATM. Until I did that I couldn't use the phone and charge at the same time
zerosum0 said:
Mines stared to do it too I'm on stock and ElementalX. I've hit 85°C and as it's still rising turned it off. I've seen a few reports of this. I've no idea what it is but suspect an app update. I've used greenfly and Amplify to lock everything down and it seems to work. Its at 52 and charging ATM. Until I did that I couldn't use the phone and charge at the same time
Click to expand...
Click to collapse
I just changed ROMs altogether, even after wiping I was still getting ridiculous temperature gains, more worryingly so for my battery. I remembered during winter to keep the phone cool I added adhesive copper to the battery and CPU, I applied thermal paste and made the copper thicker, I also *removed* the copper from the battery, since during summer time it'll only make things worse. That seemed to have worked since my battery isn't anywhere near as hot anymore. The CPU still gets very hot - around 80° still, but it seems to level out much quicker than before.
Sent from my Nexus 5 using Tapatalk

Question Overheating

Has anyone experienced the phone getting hot on the bottom area? Even casual usage such as scrolling through social media makes the phone kinda hot.
I included this picture to show where the area which gets hot first. I only noticed it recently.
Edit: I know the phone has overheating issues but I got concerned how it heats up in the bottom part first since the cpu is no the upper part of the phone, hence something else must be causing the heating issue
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It's normal?
-
patricktech said:
It's normal?
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I don't really know. Does it happen to you too?
Do you experience any unusual battery drainage?
I'm no expert, but judging by your description, you should check what part of the board is there and what could possibly be making the heat.
From what I've read online, a batch of the phones is faulty and has **** cooling so it's basically a lottery.
On mine, there is no overheating even when playing GRID Autosport for an hour.
Leonardo97 said:
Do you experience any unusual battery drainage?
I'm no expert, but judging by your description, you should check what part of the board is there and what could possibly be making the heat.
From what I've read online, a batch of the phones is faulty and has **** cooling so it's basically a lottery.
On mine, there is no overheating even when playing GRID Autosport for an hour.
Click to expand...
Click to collapse
No not really, no unusual battery drain. If its on standby for the entire night, I'd lose around 4-7%. Fast charging still works and even has the decimals for the charging pop up. Im not really sure but what I heard is that the phone has a faulty IC that's why I'm concerned. Normally the part that would get hot would be the top part as it is where the processor is. But on the bottom, it's the charging port. It tends to get hotter down there first.
JSGuangco said:
No not really, no unusual battery drain. If its on standby for the entire night, I'd lose around 4-7%. Fast charging still works and even has the decimals for the charging pop up. Im not really sure but what I heard is that the phone has a faulty IC that's why I'm concerned. Normally the part that would get hot would be the top part as it is where the processor is. But on the bottom, it's the charging port. It tends to get hotter down there first.
Click to expand...
Click to collapse
Is it hot like all the time or only when charging? Dang I'd be worried too!
Edit: If I were you, I'd open it up and try to figure it out. Maybe try to run it in battery saving mode to see if that helps?
JSGuangco said:
I don't really know. Does it happen to you too?
Click to expand...
Click to collapse
Its normal, i guess? Because yes my phone also heat up but only when playing game or charging!
Leonardo97 said:
Is it hot like all the time or only when charging? Dang I'd be worried too!
Edit: If I were you, I'd open it up and try to figure it out. Maybe try to run it in battery saving mode to see if that helps?
Click to expand...
Click to collapse
A friend of mine told me to format my phone and I did. I don't know why but it kinda solved the problem. The bottom part doesn't overheat as much now. I also updated to the 12.5.5 build of global version.
i also got overheating issue but that because i used custom karnel with MIUI EU 12.5.5, well it is because the custom karnel not compatible with MIUI and will cause overheating. So i just flash back the stock karnel and its return to normal no overheating problem phone cool af and playing games not heating phone that much.

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