FlashLight Turns on automatically - Android Q&A, Help & Troubleshooting

My Flash Light automatically turns on every few minutes (at random time). The "Flash Notification" is turned off. This problem is draining my battery. It does it always, even when the phone is idle. I cant figure out what triggers the flash light. I tried starting my phone in safe mode, but the problem persists. I dont want to RESET my phone right now (for some special reasons). How can I fix it? Is there anyway I can pinpoint the process that is triggering the flashlight? (my phone is Samsung S6 Edge)

Using stock or custom rom??

Turn off gesture control!
drkfuture said:
My Flash Light automatically turns on every few minutes (at random time). The "Flash Notification" is turned off. This problem is draining my battery. It does it always, even when the phone is idle. I cant figure out what triggers the flash light. I tried starting my phone in safe mode, but the problem persists. I dont want to RESET my phone right now (for some special reasons). How can I fix it? Is there anyway I can pinpoint the process that is triggering the flashlight? (my phone is Samsung S6 Edge)
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Click to collapse
Are the off-screen gestures switched on?

Vivekachooz said:
Using stock or custom rom??
Click to expand...
Click to collapse
Thank u for the reply bro, its STOCK ROM, I have never flashed it. I m really helpless now. I wish there is some kinda process identifier which can show me which program or process actually turns on the light.

Ablion12 said:
Are the off-screen gestures switched on?
Click to expand...
Click to collapse
Thank u for the reply, I have never messed with any setting and it has never been this way. Its Samsung S6 Edge, there is no off-screen gestures kinda thing but I turned off all the Edge Screen settings. Its been happening for 6 months. I have not installed any untrusted apps.

drkfuture said:
Thank u for the reply bro, its STOCK ROM, I have never flashed it. I m really helpless now. I wish there is some kinda process identifier which can show me which program or process actually turns on the light.
Click to expand...
Click to collapse
ok

Related

[Q] Screen is always Dim

When I unlock the phone it always starts up very dim and sometimes it turns bright sometimes it doesn't. I have auto-brightness off and I have my brightness set to 100%. I have to move the slider off of 100% and back to 100% to get it that bright. It is very weird. Anybody know how to fix this?
I have the same problem.
Sent from my GT-I9300 using xda premium
Settings > Display > Auto adjust screen power (untick). Try now.
Been unchecked since day 1. Still does it. Possible that I have a defective unit?
HaruSoul said:
Been unchecked since day 1. Still does it. Possible that I have a defective unit?
Click to expand...
Click to collapse
Is it dim on the home screen or certain apps? cuz internet browser, video etc got their own brightness settings built in that you have to change from the settings within the app.
manbatistuta said:
Is it dim on the home screen or certain apps? cuz internet browser, video etc got their own brightness settings built in that you have to change from the settings within the app.
Click to expand...
Click to collapse
It is dim from the lock screen. Everything once I unlock it is dim. If I lock and unlock the phone like 3 times fast it is fine, but it's a pain in the ass. I'll see if I can take a video of it later when I get home.
I know you said "everything" but try to go to internet browser and disable "auto-brightness" under brightness setting.
Also upgrade your firmware to the latest one to see if that help. My Smart detect is not working and after upgraded it work every single time plus the cell stand by is much improved
I just got my phone back from service, they updated to LF5 - so far it has solved my proplems with dim
I have had 2 handsets that do this now. Its really annoying especially when you are outside.
Basically what is happening is that when your screen dims down before it goes off thats what is happening when you unlock the phone.
I can be using it for 5-10 secs before the full brightness kicks in.
It has nothing to do with power saver or internet. Just running through the home pages and apps list it is doing it.
I am on the latest firmware too.
Does anyone know whats causing it? Is it just a faulty handset (or 2)?
Mine the same. I don't think there bad devices I think its just software related tbh
Sent from my GT-I9300 using xda premium
Well im glad some others of you have experianced this also.
I just hope its something that will be fixed in an update.
It really p****s me off when it does it and im outdoors.

Wakeup lag

Hi there,
I'm just wondering if there's a rom that fixes the wakeup lag on the phone. I do believe it must be software related so it should be possible to fix it. I already tried wakelock, but this really drains the battery.
I also tried a few "jellybean"roms, but the problem still persits. I really love my phone, but I dont understand why everytime I want to use my phone I need to stare at a black screen for a while before it wakes up.
Thanks,
No idea either mate but my phone shows the screen instantly when I hit the home button. Maybe energy saving mode on or some apps causing lag?
You could try to back up everything and then wipe your device.
+1 on the instantly turning on
Landorin said:
No idea either mate but my phone shows the screen instantly when I hit the home button. Maybe energy saving mode on or some apps causing lag?
You could try to back up everything and then wipe your device.
Click to expand...
Click to collapse
Really? Got to check on that. Thanks. It really confirms it's not the hardware!
arielito said:
Hi there,
I'm just wondering if there's a rom that fixes the wakeup lag on the phone. I do believe it must be software related so it should be possible to fix it. I already tried wakelock, but this really drains the battery.
I also tried a few "jellybean"roms, but the problem still persits. I really love my phone, but I dont understand why everytime I want to use my phone I need to stare at a black screen for a while before it wakes up.
Thanks,
Click to expand...
Click to collapse
I have this problem as well its really annoying
Sent from my GT-I9300
disable power saving..

S3 screen continuously turns on and off when in idle mode

I have a general problem with all samsung mobile phones from s2 and note to s3
The screen continuously turns on and off when in idle mode that drain phone battery fast and I had no reason to do something like that
Any one could help?
must be because of something you did on all these phones.
- rooted?
- custom rom?
- separate custom kernel?
- weird apps?
- some badly made cover/case that inadvertently presses the power button regularly?
what happens on screen when it is turned on? just the unlock screen or ..??
re
sodeknetters said:
must be because of something you did on all these phones.
- rooted?
- custom rom?
- separate custom kernel?
- weird apps?
- some badly made cover/case that inadvertently presses the power button regularly?
what happens on screen when it is turned on? just the unlock screen or ..??
Click to expand...
Click to collapse
it's not rooted or custom rom it's the original rom
weird apps I don't really know about this
cover/case not installed
it's only lighten up like when press home key the pattern appear and then turn off again
I've had all the Galaxy S line of phones. Never seen this kind of behavior. Especially if your not flashing anything. Take it back.
Sent from my Galaxy Nexus using Tapatalk 2
I had this problem with my S3 2 weeks ago.
Turns out that the "Super Mario Bross" game was causing this.
Install BetterBatteryStats to see whats is causing this problem. :good:
haranbh said:
I had this problem with my S3 2 weeks ago.
Turns out that the "Super Mario Bross" game was causing this.
Install BetterBatteryStats to see whats is causing this problem. :good:
Click to expand...
Click to collapse
Thanks, but is this APP will mention or analyze what is the APP that is behind this or it will just save battery?
ashraf.abdelrahman said:
Thanks, but is this APP will mention or analyze what is the APP that is behind this or it will just save battery?
Click to expand...
Click to collapse
It gives you a detailed report of whats constantly using the battery and keeping the phone awake, called wakelocks.
haranbh said:
It gives you a detailed report of whats constantly using the battery and keeping the phone awake, called wakelocks.
Click to expand...
Click to collapse
Really appreciated all of you, I found a live wallpaper that was causing this and I removed it and everything is OK now :good:
ashraf.abdelrahman said:
Really appreciated all of you, I found a live wallpaper that was causing this and I removed it and everything is OK now :good:
Click to expand...
Click to collapse
Nice !!

[H] Problems with brightness

Hi all! I'm having some brightness issues on my Razr i and any help would be great!
I'm on stock 4.1.2 and was using Power Toggles brightness slider to change the brightness, but suddenly, with no changes on the phone, the brigthness level would change only after turning screen off/on. But the problem is not related to the app I think, because even auto brightness isn't working properly... I mean, when it has to get brighter, it works, but when it has to dim, again only if I turn off/on the screen.
Does anyone know what could be causing it?
Thanks in advance!
Sorry for the bad english.
luizlee86 said:
Hi all! I'm having some brightness issues on my Razr i and any help would be great!
I'm on stock 4.1.2 and was using Power Toggles brightness slider to change the brightness, but suddenly, with no changes on the phone, the brigthness level would change only after turning screen off/on. But the problem is not related to the app I think, because even auto brightness isn't working properly... I mean, when it has to get brighter, it works, but when it has to dim, again only if I turn off/on the screen.
Does anyone know what could be causing it?
Thanks in advance!
Sorry for the bad english.
Click to expand...
Click to collapse
Although you don't think the app is causing the brightness problem's I would recommend uninstalling it for troubleshooting purposes and seeing if after you have uninstalled the app and rebooted the phone if after some time the problem persists. This way we can rule out if the app is or isn't causing the problem.
shimp208 said:
Although you don't think the app is causing the brightness problem's I would recommend uninstalling it for troubleshooting purposes and seeing if after you have uninstalled the app and rebooted the phone if after some time the problem persists. This way we can rule out if the app is or isn't causing the problem.
Click to expand...
Click to collapse
Thanks for the reply. I did uninstall it and the problem remains... I installed volume slider (which has a brightness slider too) and the same happens: non "real time" brightness changing and the auto brightness still doesn't work properly... =/
luizlee86 said:
Thanks for the reply. I did uninstall it and the problem remains... I installed volume slider (which has a brightness slider too) and the same happens: non "real time" brightness changing and the auto brightness still doesn't work properly... =/
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Click to collapse
That is odd, I would recommend booting into recovery and performing a factory reset and then see if that fixes your problem.
shimp208 said:
That is odd, I would recommend booting into recovery and performing a factory reset and then see if that fixes your problem.
Click to expand...
Click to collapse
This is what I was afraid of... =/
I will just wait a little longer to see if anybody faced this issue before. I'm pretty sure a factory reset will do (since it started to act like this all of a sudden) but I want to find the cause so it won't happen again or, if it happens, I won't need to do a factory reset...
It's weird... what could make this issue appear? =/
luizlee86 said:
This is what I was afraid of... =/
I will just wait a little longer to see if anybody faced this issue before. I'm pretty sure a factory reset will do (since it started to act like this all of a sudden) but I want to find the cause so it won't happen again or, if it happens, I won't need to do a factory reset...
It's weird... what could make this issue appear? =/
Click to expand...
Click to collapse
One possible way of figuring out what is causing this issue to happen is to generate a logcat when you are adjusting the brightness settings and see if the log reports any background processes that are causing errors with the brightness control.
shimp208 said:
One possible way of figuring out what is causing this issue to happen is to generate a logcat when you are adjusting the brightness settings and see if the log reports any background processes that are causing errors with the brightness control.
Click to expand...
Click to collapse
Thanks for helping me!
I never generated a logcat before. So I installed CatLog from Store and generated a logcat doing the following:
1) Set brightness to auto
2) Put the phone under a lamp
3) Turned of all the lights: the brightness didn't change
4) Turned off and on the screen: when the screen turned on, the brightness was already on a lower level
The logcat is pretty messed... it shouldn't be like that right? =/
Is this helpful?
luizlee86 said:
Thanks for helping me!
I never generated a logcat before. So I installed CatLog from Store and generated a logcat doing the following:
1) Set brightness to auto
2) Put the phone under a lamp
3) Turned of all the lights: the brightness didn't change
4) Turned off and on the screen: when the screen turned on, the brightness was already on a lower level
The logcat is pretty messed... it shouldn't be like that right? =/
Is this helpful?
Click to expand...
Click to collapse
From looking at the logcat there is a lot of errors and warning messages with loading certain library files and Android runtime services that relate to power and screen brightness sensing. Another peculiar thing I noticed was that NFC seemed to be generating a couple error messages as well. Overall you were definitely right about it not being a normal log in this situation, I also like your testing methodology :good:.
shimp208 said:
From looking at the logcat there is a lot of errors and warning messages with loading certain library files and Android runtime services that relate to power and screen brightness sensing. Another peculiar thing I noticed was that NFC seemed to be generating a couple error messages as well. Overall you were definitely right about it not being a normal log in this situation, I also like your testing methodology :good:.
Click to expand...
Click to collapse
NFC is disabled... =/
Well, so any suggestion? Or just a factory reset would do?
luizlee86 said:
NFC is disabled... =/
Well, so any suggestion? Or just a factory reset would do?
Click to expand...
Click to collapse
Unfortunately a factory reset would probably be the best thing to do.
shimp208 said:
Unfortunately a factory reset would probably be the best thing to do.
Click to expand...
Click to collapse
Just wiped data through CWM and the autobrightness still doesn't work properly...when it has to get brighter, it gets, but when it has to dim, it doesn't...
luizlee86 said:
Just wiped data through CWM and the autobrightness still doesn't work properly...when it has to get brighter, it gets, but when it has to dim, it doesn't...
Click to expand...
Click to collapse
You could also try re-flashing the stock ROM to see if that fixes it, another suggestion that could possibly work is running a fix permissions utlity.
Reflashed stock rom and reinstalled all my apps. Everything was fine. Went to bed and woke up, the same problem with power toggles reappeared...
EDIT: found what was causing it! It is the latest version of Floating Notifications (when show on lockscreen is enabled)!
Thanks a lot shimp!
luizlee86 said:
Reflashed stock rom and reinstalled all my apps. Everything was fine. Went to bed and woke up, the same problem with power toggles reappeared...
Click to expand...
Click to collapse
That's wicked bizarre that even after all those things the problem still persists. You could try bringing it in to Verizon to see if they can do anything otherwise a hardware issue may have arisen.
Sent from my SCH-I535 using xda premium

SOD (Sleep of Death) on stock Pie

Tried removing apps one by one (initially thought ut is greenify then adaway but no..aftr removing them the problem still persists)
turning featyres on or off,
Flashed fresh firmware...
Tried kernels...
Removed tempered glass (thought it might be blocking proximity) but no...
Also in naptime i saw whenever deep sleep is occuring the SOD is getting triggered...
Also one issue..this might be related.. My battery icon always shows an arrow which indicates, it is charging an external device, which is not...i used alcohol to clean that..sometimes it goes away..sometimes it stays...
Guys help me...
Nothing has solved it..
Please help me guys..
Also another thing...my phone does not restart...i have to force restart...or if i turn off the phone it wont boot with power button...power + vol down button is needed to turn on the phone...
shirso.it7 said:
Tried removing apps one by one (initially thought ut is greenify then adaway but no..aftr removing them the problem still persists)
turning featyres on or off,
Flashed fresh firmware...
Tried kernels...
Removed tempered glass (thought it might be blocking proximity) but no...
Also in naptime i saw whenever deep sleep is occuring the SOD is getting triggered...
Also one issue..this might be related.. My battery icon always shows an arrow which indicates, it is charging an external device, which is not...i used alcohol to clean that..sometimes it goes away..sometimes it stays...
Guys help me...
Nothing has solved it..
Please help me guys..
Also another thing...my phone does not restart...i have to force restart...or if i turn off the phone it wont boot with power button...power + vol down button is needed to turn on the phone...
Click to expand...
Click to collapse
Wipe? Downgrade to Oreo?
shirso.it7 said:
Tried removing apps one by one (initially thought ut is greenify then adaway but no..aftr removing them the problem still persists)
turning featyres on or off,
Flashed fresh firmware...
Tried kernels...
Removed tempered glass (thought it might be blocking proximity) but no...
Also in naptime i saw whenever deep sleep is occuring the SOD is getting triggered...
Also one issue..this might be related.. My battery icon always shows an arrow which indicates, it is charging an external device, which is not...i used alcohol to clean that..sometimes it goes away..sometimes it stays...
Guys help me...
Nothing has solved it..
Please help me guys..
Also another thing...my phone does not restart...i have to force restart...or if i turn off the phone it wont boot with power button...power + vol down button is needed to turn on the phone...
Click to expand...
Click to collapse
What variant are you on? Are you on Pie stock firmware or Oreo? Try Refurbish of both.
Remove Naptime, see if it goes away. Remove all "battery saver" apps and stuff like that until it goes away. Then you can add them back.
Tried removing every app one by one..
Even naptime too
Default theme
One thing is last..that is i have to set default launcher instead of lawmchair...
ChazzMatt said:
What variant are you on? Are you on Pie stock firmware or Oreo? Try Refurbish of both.
Remove Naptime, see if it goes away. Remove all "battery saver" apps and stuff like that until it goes away. Then you can add them back.
Click to expand...
Click to collapse
Im only using twrp..
Well i have flashed with different firmware..and removed many packages...today i had only one SOD after that it might be stable..
Once i figure out the issue..
I will post...
Thank you for the suggestion.. If i get the issue again i will try your method
ldeveraux said:
Wipe? Downgrade to Oreo?
Click to expand...
Click to collapse
Tried wiping, fresh installing firware etc.. No helo..
Well at the moment i dont think i want to get back to oreo. Because of gcam
shirso.it7 said:
Well at the moment i dont think i want to get back to oreo. Because of gcam
Click to expand...
Click to collapse
If the one person with the most knowledge of, and offers the most help with this phone doesn't recommend Pie, that should tell you something.
Having the exact same issues @shirso.it7 .
Did you ever solve it? ?
For anyone with the same issue, installing SOD Killer has solved it for now. Not a perfect solution, but hey.....

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