Auto brightness issue - Galaxy S6 Q&A, Help & Troubleshooting

I have started getting a problem with the auto brightness switching itself off.
I keep switching it back on and then after a periods of time... Can't be specific but when I come out of an app or having been watching a video and go back to the homescreen it's really bright and the auto setting is off again.

hpsauce37 said:
I have started getting a problem with the auto brightness switching itself off.
I keep switching it back on and then after a periods of time... Can't be specific but when I come out of an app or having been watching a video and go back to the homescreen it's really bright and the auto setting is off again.
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The only reason I know that auto-brightness would be switched off is if an app you installed does it inherently. Maybe you installed a gallery or videos app that turns up the brightness when you view a picture or video?

hpsauce37 said:
I have started getting a problem with the auto brightness switching itself off.
I keep switching it back on and then after a periods of time... Can't be specific but when I come out of an app or having been watching a video and go back to the homescreen it's really bright and the auto setting is off again.
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Click to collapse
I had this exact problem. Found a solution here on the forum. If you've installed the Samsung Car App, un-install it. It was causing the auto brightness to turn off automatically.

cbrand said:
I had this exact problem. Found a solution here on the forum. If you've installed the Samsung Car App, un-install it. It was causing the auto brightness to turn off automatically.
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Thanks
That was the culprit

Related

Dark screen when opening camera

Recently I noticed that whenever I open the stock camera app the screen went very dark. I thought something wrong with the app so I installed another camera app and it had the same symptoms. Interestingly that the pictures came out all right. After some thinking I went to the display options, unchecked the automatic brightness and moved the slider from 0 all the way up to full brightness. That immediately solved the problem. So here is the FYI, it seems like the camera API disregards the automatic brightness option and always uses the manual setting.
P.S. I was considering resetting the phone because I couldn't figure out that nuisance at first. Luckily I didn't have to.
Sent from my G2x
Fixed mine, as well.
There is also a screen brightness setting within the camera app.
jrwingate6 said:
There is also a screen brightness setting within the camera app.
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Its picture brightness not screen brightness.
Sent from my G2x

annoying auto dim at night

I'm having an annoying problem where the screen is too dim to read comfortably at night. I started thinking that there was something about the settings that was refusing to remember my brightness setting, but then I realized that it only happens at night. If I wake up the watch it is set to a brightness of 1 which I find hard to read. I go into the settings using double-double tap and set the brightness back up, but it will immediately reset it to 1 the next time the watch wakes up.
Is there any way to turn off this "automatic night time dim mode"?
I don't think the Gear 2 has an automatic dimming mode, at least I've never heard of it. Maybe reset your watch and start over again, or it could be defective.
JimSmith94 said:
I don't think the Gear 2 has an automatic dimming mode, at least I've never heard of it. Maybe reset your watch and start over again, or it could be defective.
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Click to collapse
In fact my biggest gripe is the lack of a light sensor controlling brightness. I roll over at night and am blinded when the motion turns it on.
You're right, it has persisted through today as well. Grrr... I'll try a reset...

*****NEED HELP**** Galaxy S6 brightness issue

My S6 keeps randomly changing brightness even though auto brightness is off. And so I found this option via search within settings, which may very well be exactly what I was looking for but couldn't seem find it in the settings menu in developer option. Any help would be greatly appreciated
Info
gabriellovesmusic said:
My S6 keeps randomly changing brightness even though auto brightness is off. And so I found this option via search within settings, which may very well be exactly what I was looking for but couldn't seem find it in the settings menu in developer option. Any help would be greatly appreciated
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do u have developer option? is it visible for u?
u have to click on Build-Number in About section to enable Developer Option
:good:
Geeks Empire said:
do u have developer option? is it visible for u?
u have to click on Build-Number in About section to enable Developer Option
:good:
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Hey... yes I have. But the option shown on the screen shot is nowhere to be found after tapping it. It's pretty annoying.. sigh
Uh... HELLO??? Still no reply???? Are there still no solution to my question???? Someone kindly reply. Cause, random change of brightness is STILL happening!
gabriellovesmusic said:
Uh... HELLO??? Still no reply???? Are there still no solution to my question???? Someone kindly reply. Cause, random change of brightness is STILL happening!
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Have you tried turning off Adaptive Display? It's in Settings/Display/Screen Mode. Try any other mode besides adaptive and see if that fixes it.
If your screen still changes brightness on it's own take it in, it's most likely faulty.
Gboss01 said:
Have you tried turning off Adaptive Display? It's in Settings/Display/Screen Mode. Try any other mode besides adaptive and see if that fixes it.
If your screen still changes brightness on it's own take it in, it's most likely faulty.
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HI thank for the reply. I have switched from modes to modes but it happens randomly(perhaps lighting conditions?) I suspect it's settings shown on my screenshot(according to the description) on the first post that may have been toggled on by default? But I have no luck finding that very option in developer's menu. And my power saving and auto brightness are off. Are you able to find the option?
I have had the same issues with my Note3 and Note 5. Mostly when I'm watching fullscreen video. I have to set it to maximum brightness to see outside during the day in Las Vegas because the sun is bright. But if my phone light sensor (right next to the ear speaker) is not in direct sunlight, then it doesn't keep the brightness for video. Your screen shot isn't visible though I went the rounds thinking it was a Hulu bug for a long time before I realized it happens in ask video players and isn't constant.

auto-brightness is terrible [SOLVED]

Way too bright. Never remembers my preferences. Every time I turn in the screen, even in a dark room, brightness us 50%. I'm constantly turning it down but it goes back up.
How can I fix this? I refuse to believe my only option is a third party brightness app.
-EDIT- Here's the solve:
Just go to apps>settings>applications>application manager>more>reset apps preferences. This clears out any personalized brightness settings. This worked immediately.
Well turn auto brightness off.
Travis Bickle said:
Well turn auto brightness off.
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You know that's not a solution...
Yes that is, you set the brightness the level you want, manually.
katananja said:
Yes that is, you set the brightness the level you want, manually.
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No. I want auto brightness to adjust to the ambient light. That's the point of auto brightness. 50% brightness in a movie theatre means something isn't working right. And the S7 auto brightness is supposed to be personalized to the user but obviously this isn't working either.
Mine is working just fine in any ambient, I don't know what settings you mess up with.
katananja said:
Mine is working just fine in any ambient, I don't know what settings you mess up with.
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LOL what settings are there to mess up?
mrmattolsen said:
LOL what settings are there to mess up?
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I don't know! users are prone to do such a thing when they mess up with their phone.
Make a backup, reset your phone and try again. Mine still works just fine.
alright, smart alecs. Just talked to Samsung Support. Just simply go to apps>settings>applications>application manager>more>reset apps preferences. This seemed to fix it. The tech said sometimes carrier updates can corrupt settings. So that's neat...
mrmattolsen said:
alright, smart alecs. Just talked to Samsung Support. Just simply go to apps>settings>applications>application manager>more>reset apps preferences. This seemed to fix it. The tech said sometimes carrier updates can corrupt settings. So that's neat...
Click to expand...
Click to collapse
How do you mess up with app manager?
Installing stuff on your smartphone!
So...
Users are prone to do this. Again mine and everybody's else are working just fine.
katananja said:
How do you mess up with app manager?
Installing stuff on your smartphone!
So...
Users are prone to do this. Again mine and everybody's else are working just fine.
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I don't understand what you're saying. I didn't mess up any settings because there are none for me to mess up. But thanks for the help?

			
				
mrmattolsen said:
I don't understand what you're saying. I didn't mess up any settings because there are none for me to mess up. But thanks for the help?
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Every time you install an app on your phone they change something. Some times are nothing important, other times they mess with the whole system settings.
Glad your settings are working now.
Actually i had the same problem when i got the phone, did a bit of search n found it has a smart brightness feature.
You have to choose ur brightness level according to the ambient light in the room cuz it remembers each time you set the brightness level according how much light the sensor is picking.
Short answer, keep changing the level of brightness for couple days until it learns the new levels.
Vcaddy said:
Actually i had the same problem when i got the phone, did a bit of search n found it has a smart brightness feature.
You have to choose ur brightness level according to the ambient light in the room cuz it remembers each time you set the brightness level according how much light the sensor is picking.
Short answer, keep changing the level of brightness for couple days until it learns the new levels.
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Ya I did all of that and it wasn't adjusting to my preferences. That's was the problem. Resetting as described fixed it as it relearned my preferences
mrmattolsen said:
Ya I did all of that and it wasn't adjusting to my preferences. That's was the problem. Resetting as described fixed it as it relearned my preferences
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When I'm outdoor in extreme sunlight the phone's brightness goes all the way up and then it enters a mode where colours seems washed out. But only if the light is very strong. Does your S7 behave the same?
I may have to give that app settings reset a try. At first the auto function seemed fine. As time passed it grew worse. However, mine would be too dark in dimly lit situations and semi-acceptable in bright conditions. I finally turned off automatic as it was extremely annoying and almost always incorrect.
ciprigeorgiu said:
When I'm outdoor in extreme sunlight the phone's brightness goes all the way up and then it enters a mode where colours seems washed out. But only if the light is very strong. Does your S7 behave the same?
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Yes. That's a special boost mode I think. Without it the screen wouldn't get bright enough to see well.

screen lights up randomly

whenever the phone is just resting on the table, it will randomly just up the lockscreen for a few seconds, then turn back off.
I do not use any auto brightness. anybody else experience this? It usually happens a few minutes after it's been used.
maybe notifications waking screen to remind you. maybe background app forcing screen wake. have you only noticed this after downloading an app . maybe try deleting recent apps and seing if it persists
i have not had this same issue but with same thing ......with auto brightness off..have you noticed while using it the screen dims. gets lighter? etc you can be on internet page and your screen goes much brighter? also sometimes goes dimmer?
i beleif it to be battery optimisation . or that turning off auto brightness doesnt really turn it off. or there is bug in software that does this.
TheNamelessMan said:
whenever the phone is just resting on the table, it will randomly just up the lockscreen for a few seconds, then turn back off.
I do not use any auto brightness. anybody else experience this? It usually happens a few minutes after it's been used.
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It is quite possible that ambient display is the culprit. Look in display settings and see if it is enabled.
Hello, we understand your concerns about the display and its brightness. Here are some tips to correct your auto-brightness issue.
- Your phone will automatically adjust the screen brightness according to the ambient brightness. Clear the Automatic brightness check box to manually adjust the brightness.
- For sleep mode, the screen will lock automatically after a period of inactivity to reduce power consumption. Select Sleep to adjust the screen-off time or disable the automatic screen lock feature.
If the problem persists, try backing up your device and performing a "master reset". This should help correct any buggy issues you are having with your display. (NS)
You don't receive notification and it lights up randomly, right?!
Disable voice wake-up from Settings. The same thing happened on my P8.
So voice wake-up os begins this, I've never enabled it, I didn't thought about it
HonorUSA_Noah said:
Hello, we understand your concerns about the display and its brightness. Here are some tips to correct your auto-brightness issue.
- Your phone will automatically adjust the screen brightness according to the ambient brightness. Clear the Automatic brightness check box to manually adjust the brightness.
. (NS)
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Still the problem exists. I mentioned already we have automatic brightness box unchecked and still the brightness changes.
If you're on MM try to rollback to LP
raazaonex said:
Still the problem exists. I mentioned already we have automatic brightness box unchecked and still the brightness changes.
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Try changing Power Plan to Performance if it is set on Smart.
Sent from my HUAWEI VIE-L29 using XDA Labs
A factory reset should solve the problem, if other solutions don't work
try enabling the power saving mode

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