Auto Brightness - Galaxy Note 10.1 Q&A, Help & Troubleshooting

Has anyone else noticed that the auto brightness is really dark? Especially when compared to my s3 set to auto. Or do I have a messed up tablet?
Sent from my SAMSUNG-SGH-I747 using xda premium

DUBVGALAXY said:
Has anyone else noticed that the auto brightness is really dark? Especially when compared to my s3 set to auto. Or do I have a messed up tablet?
Sent from my SAMSUNG-SGH-I747 using xda premium
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No auto brightness sucks. You shouldn't use it anyway because it eats battery.

Yep mine sucks too.

How autobrightness works on the magnificent SGN 10.1:
1. Autobrightness ON: when You adjust the slider now You set the minimum brightness that the SGN 10.1 has to achieve. It will never get darker than the adjusted brightness level
2. Autobrightness OFF: set the wished brightness with the slider
It is genious that brightness can be adjusted within one tap ..........

troed said:
How autobrightness works on the magnificent SGN 10.1:
1. Autobrightness ON: when You adjust the slider now You set the minimum brightness that the SGN 10.1 has to achieve. It will never get darker than the adjusted brightness level
2. Autobrightness OFF: set the wished brightness with the slider
It is genious that brightness can be adjusted within one tap ..........
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Click to collapse
Wow, thanks! This was my one gripe - that autobrightness was too dark in lowlight settings. I had resorted to manually setting brightness, but this is superb! Thanks again.

I don't understand this. Once you click the auto brightness box after doing this it's still too dark. With the box unchecked it does not auto adjust.

Nvm

DrADP said:
I don't understand this. Once you click the auto brightness box after doing this it's still too dark. With the box unchecked it does not auto adjust.
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Well if you have the box checked you can adjust the lowest allowed brightness with the slider, just try it out in a dark room - Check the box and drag the slider.
With the box unchecked you have to manually adjust the brightness with the slider.
Sent from my GT-N7000 using Tapatalk 2

Pinnacle74 said:
Well if you have the box checked you can adjust the lowest allowed brightness with the slider, just try it out in a dark room - Check the box and drag the slider.
With the box unchecked you have to manually adjust the brightness with the slider.
Sent from my GT-N7000 using Tapatalk 2
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I understand that but with the box checked and level right up its way too dull and althpugh it adjusts automatically, every adjustment it makes is too dull.

Autobrightness drains your battery anyway. Just set your brightness manually. What is it, like 2 clicks?
Sent from my awesome Note 10.1

mitchellvii said:
Autobrightness drains your battery anyway. Just set your brightness manually. What is it, like 2 clicks?
Sent from my awesome Note 10.1
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Chill out bro, auto brightness is the bomb son. More so for phone than tab, but still I find auto on my note 10.1 to be total ****, it's always adjusting itself..to the point where I'm almost having an epileptic fit. I'm now forced to use manual as you suggested. 2 effing clicks, this is an outrage it's 20-12.

skewz said:
Chill out bro, auto brightness is the bomb son. More so for phone than tab, but still I find auto on my note 10.1 to be total ****, it's always adjusting itself..to the point where I'm almost having an epileptic fit. I'm now forced to use manual as you suggested. 2 effing clicks, this is an outrage it's 20-12.
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Don't be going all gangsta on my autobrightness comment yo. I just set me brightness and roll wit it. For serious auto brightness on dis rig is whack. Heard.
Sent from my GT-N8013 using Tapatalk 2

Auto-brightness is my only major complaint about this tablet. I have always set my Android phones to Auto and works great. This device it goes as dim as possible & never gets brighter.

troed said:
How autobrightness works on the magnificent SGN 10.1:
1. Autobrightness ON: when You adjust the slider now You set the minimum brightness that the SGN 10.1 has to achieve. It will never get darker than the adjusted brightness level
Click to expand...
Click to collapse
Mine definitely does not work like this. I uncheck Auto and set my slider to Max brightness. The screen gets really bright. I then check the Auto box again and the screen goes back to too dim for my current conditions. The slider still shows Max (all the way to the right), though.
Anyway, I don't think working this way would be good, even if it worked. If I set the minimum brightness for where I want it when I'm bed, reading, and all the lights are off, it still won't be bright enough if I'm sitting on the couch, in the afternoon, with just light coming in the windows.
It needs a way to set an Auto Brightness offset or pad value, so you can tell it, for example, make the brightness always be 10 higher than what you would normally set it to.

Auto brightness is seriously off base on this device. Even set to totally bright and auto, it them dims it to an unusable point. Good thing I never use auto anyway.

stuartv said:
Mine definitely does not work like this. I uncheck Auto and set my slider to Max brightness. The screen gets really bright. I then check the Auto box again and the screen goes back to too dim for my current conditions. The slider still shows Max (all the way to the right), though.
Anyway, I don't think working this way would be good, even if it worked. If I set the minimum brightness for where I want it when I'm bed, reading, and all the lights are off, it still won't be bright enough if I'm sitting on the couch, in the afternoon, with just light coming in the windows.
It needs a way to set an Auto Brightness offset or pad value, so you can tell it, for example, make the brightness always be 10 higher than what you would normally set it to.
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Seems to work only on the intl 8010 models, not on 8013s. Ive had both, and thats been my experience. Definitely a major improvement on the 8010 and the way autobrightness should work (allow user to set minimum, then scale up from there).

hchxoom said:
Seems to work only on the intl 8010 models, not on 8013s. Ive had both, and thats been my experience. Definitely a major improvement on the 8010 and the way autobrightness should work (allow user to set minimum, then scale up from there).
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I'm really not getting this. Someone said to check the box and then adjust the slider. Well, the slider doesn't move once I check the box.

When I check the box and then adjust the slider the check in the box goes away.

I can't even do that. The slider doesn't move with the box checked. I have to uncheck the box to move the slider, so I don't understand how this works at all.

I wish auto brightness worked. I prefer to use it on my other devices. Samsung really screwed the pooch. I hope there's a fix. I wonder if they even realize it's broke.

Related

auto brightness issue.

seems like no matter where I set the brightness slider then hit auto brightness the brightness goes to lowest brightness setting, not sure how it works..
Sent from my Transformer TF101 using Tapatalk
yeah i've never seen mine work either. luckily the keyboard dock has brightness buttons so that helps a lot.
Do you have 3.1 yet? Auto brightness seems to be considerably better in 3.1. First, it is brighter, second, I've actually seen it change, both up and down, and it seems to respond to lighting changes a lot faster.
just got it. i'll give it a shot over the next couple days.
brachiopod said:
Do you have 3.1 yet? Auto brightness seems to be considerably better in 3.1. First, it is brighter, second, I've actually seen it change, both up and down, and it seems to respond to lighting changes a lot faster.
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I have 3.1 and new b60 serial numbered unit and my auto brightness is always too dark.
same here, 3.1. auto brightness is always in the lowest setting.
Same here AutoBrightness always made it way too dark for me, I just use the slider.
works perfectly fine for me. Go from a bright outdoors setting to a darker setting inside and you will see the auto brightness do its thing
The auto brightness work but it setting is way too dark.

Screen dimming app.

If any of you other users out there feel that the whites on this thing are too awesome for super late at night like I do, I found a app when searching for a f.lux type alternative for android. I have been using this app to help ease the stress on my eye late at night. I dont know about the techical side of what it does, or any of the jargon involved, but it applies a filter of sorts to dim the screen further than what the phone allows. I been using it a lot lately and figure I would share with you guys. If anyone has any recommendations for other similar apps, please share.
Tl:dr
Screen Filter
https://play.google.com/store/apps/details?id=com.haxor
Sent from my SCH-I535 using Tapatalk 2
enomele said:
If any of you other users out there feel that the whites on this thing are too awesome for super late at night like I do, I found a app when searching for a f.lux type alternative for android. I have been using this app to help ease the stress on my eye late at night. I dont know about the techical side of what it does, or any of the jargon involved, but it applies a filter of sorts to dim the screen further than what the phone allows. I been using it a lot lately and figure I would share with you guys. If anyone has any recommendations for other similar apps, please share.
Tl:dr
Screen Filter
https://play.google.com/store/apps/details?id=com.haxor
Sent from my SCH-I535 using Tapatalk 2
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Or just turn on "Background Color" in Power Saving Settings.
Or if you want the screen brightness itself to be lower than what most ROMs allow, you can use this app called RootDim. It worked amazing on my xoom, not sure if it works on the SGSIII yet..
It requires root though..
yosterwp said:
Or if you want the screen brightness itself to be lower than what most ROMs allow, you can use this app called RootDim. It worked amazing on my xoom, not sure if it works on the SGSIII yet..
It requires root though..
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Click to collapse
Screen filter does the same and doesn't require root. On our AMOLED screens this can save battery.
Also you can turn off those damn capacitive key lights by going to Settings>display>"touch Key light duration"> Always off.
I can confirm that Root dim does work for the SGS3 I use it on my phone.
Current~Samsung Galaxy S3 SynergyRom 1.3 & Imo's Lean Kernel v12 Oc'd @ 1.9ghz
~Acer Iconia A500 Stock
Past~Droid X Gummy ICS 1.2
Lux is an amazing auto brightness app and setting it up for your tastes is incredibly simple.
Go out in the sun and turn brightness up all the way using the app then "link" that setting, go in complete darkness and set it to your taste and link it, then indoor lighting, set it, link it. It then uses just those 3 settings to create a smooth graph of brightness values that are all perfect. You can have as many links as you want but i find the less settings you put in that app the better.
I tried all the suggested ones in here btw.
Sent from my SCH-I535 using xda app-developers app
I've tried and really like Lux (in fact I'm considering purchasing it soon) but I've noticed two issues. First is that sometimes it will not refresh itself and I have to open up the lux dash to get the brightness to change. It doesn't happen often, but it happens often enough to be annoying, and I have it set to automatically.
Also, (and this may simply be an issue with the S3 and not lux itself) but sometimes I will be in a decently lit room and be at 1 lux, while lights out is 0. Not a lot of variance unless it's really bright outside. Have you found anyway to increase the light sensors sensitivity?
noingwhat said:
I've tried and really like Lux (in fact I'm considering purchasing it soon) but I've noticed two issues. First is that sometimes it will not refresh itself and I have to open up the lux dash to get the brightness to change. It doesn't happen often, but it happens often enough to be annoying, and I have it set to automatically.
Also, (and this may simply be an issue with the S3 and not lux itself) but sometimes I will be in a decently lit room and be at 1 lux, while lights out is 0. Not a lot of variance unless it's really bright outside. Have you found anyway to increase the light sensors sensitivity?
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Try setting it to be always active in the task bar, that prevents it from being killed. Also try setting it to not use raw values for light sensor readings, this gives you a simple scale of 0-10 for readings and total darkness always reads as 0.
Edit: oops reread your post. That's weird that it is reading indoor light at 1. I usually get around 2 or 3. I used to have a screen protector on that covered the light sensor and that put it all over the place. Maybe that is what's causing it?
noingwhat said:
I've tried and really like Lux (in fact I'm considering purchasing it soon) but I've noticed two issues. First is that sometimes it will not refresh itself and I have to open up the lux dash to get the brightness to change. It doesn't happen often, but it happens often enough to be annoying, and I have it set to automatically.
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Click to collapse
I noticed the same behavior with the free version. In my case, the lowest value the HTC Desire S can reach with its default Android auto brightness is in fact about 15%.
In LUX settings you can configure the "0" value to be lower and "bypass" the freeware limitation (you can't configure sub-zero levels in the free version). This will work when you test it in the dashboard, but during regular use the light level never goes below the 15% limit already set by the OS.
What I did was purchase the full version (to get astronomer mode along with all the settings unlocked) so I was able to leave the 0 level at its default 15% but link some light intensity values to sub-zero percentages. Guess what? It works great! Once you go into a very dark room, the display dims as far as you set it to.
Another problem with the free version was that a few times I unlocked the phone outside in full sunlight and LUX did not increase the brightness. It appeared almost completely black because the light level was at about 15-25% (the same level it would be inside a low lit room).
Again, with the full version I did not notice this problem (I've used the free version for 1 day and the paid version for 1 day but running tests in different light levels inside and outside).
It's like the free version is a bit buggy on purpose, and I remember uninstalling LUX free about 2 months because of this; I was thinking that if the free version does not work OK, I shouldn't buy the full version. Apparently this is not the case (touch wood).
Just for the record, it's on "dynamically adjust".
noingwhat said:
Also, (and this may simply be an issue with the S3 and not lux itself) but sometimes I will be in a decently lit room and be at 1 lux, while lights out is 0. Not a lot of variance unless it's really bright outside. Have you found anyway to increase the light sensors sensitivity?
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Click to collapse
If the display is a bit dirty (oily, dusty, etc) around the light sensor, you can try to clean it. If this is not the case, open the dashboard, let it determine the light level or hit "auto" a few times and make sure the reading is correct. Then just slide your finger along the yellow line to find the appropriate brightness level and long press the chain to link. Go to a brighter lit room then go back to the first room and see how LUX behaves. Also lock/unlock the phone a few times and see how it goes.
If you still have problems running LUX, disable it and check the default Android auto brightness to make sure it's not a sensor issue.
LUX also has the possibility to set the response delay under Settings -> Advanced -> Developer Settings (the last to just on the bottom, but for this you would need to buy the full version.
Inginerul said:
If the display is a bit dirty (oily, dusty, etc) around the light sensor, you can try to clean it. If this is not the case, open the dashboard, let it determine the light level or hit "auto" a few times and make sure the reading is correct. Then just slide your finger along the yellow line to find the appropriate brightness level and long press the chain to link. Go to a brighter lit room then go back to the first room and see how LUX behaves. Also lock/unlock the phone a few times and see how it goes.
If you still have problems running LUX, disable it and check the default Android auto brightness to make sure it's not a sensor issue.
LUX also has the possibility to set the response delay under Settings -> Advanced -> Developer Settings (the last to just on the bottom, but for this you would need to buy the full version.
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Thanks, but I think it is more of an issue of the sensor not being sensitive enough. I'm not sure if this is anything you can change in lux or if it would have to be edited in the kernel (or if it is fault of the hardware) but I just feel like the sensor doesn't go down low enough. As I said, I can get down to 1 or 0 in a decently lit room, and yes I have tried cleaning the screen. It's not like it jumps around or anything so it's not like I would notice anything in default auto brightness, it's just that it doesn't seem to be sensitive enough.
Screen filter is great!! I use as well!!!
Sent from my SCH-I535 using Tapatalk 2
Well for my Desire S, the lowest light level that the sensor can read is 160 lux (raw value). You can try and set LUX to use raw values because this is more accurate in my oppinion.
Another +1 for Screen filter here
Does anyone know how to use "luma" values for automatic adjustment in Lux instead of "lux" values?
noingwhat said:
Does anyone know how to use "luma" values for automatic adjustment in Lux instead of "lux" values?
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What I have noticed on my phone is that "luma" readings are taken from the front facing camera, while "lux" readings are taken from the ambient light sensor (you can chose which one to use in the settings).
I suppose the front facing camera uses more battery than the light sensor; it also appears to be more sensitive because it can read more light levels.
Inginerul said:
What I have noticed on my phone is that "luma" readings are taken from the front facing camera, while "lux" readings are taken from the ambient light sensor (you can chose which one to use in the settings).
I suppose the front facing camera uses more battery than the light sensor; it also appears to be more sensitive because it can read more light levels.
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I guess so. Thanks! But doesn't that kinda defeat the whole purpose of Lux? Because you can't use automatic mode with the camera(s).... so then what's it good for?
Well even if you don't have an ambient light sensor, you can still use the camera to check the light level when you unlock the phone and let LUX adjust the brightness level. Of course it's not dynamic but it's still better than having the brightness at 50% the whole time or changing brightness levels through a widget..

[Q] Auto brightness

What am i missing regarding screen auto brightness? I keep having to manually change brightness when going from light to dark places even though i have "adapt to lighting conditions" ticked?
It feels like im wasting battery having the screen so bright at night unless i turn it down, then I have to turn it up again in the morning.. Some secret setting?
jeremy_inc said:
What am i missing regarding screen auto brightness? I keep having to manually change brightness when going from light to dark places even though i have "adapt to lighting conditions" ticked?
It feels like im wasting battery having the screen so bright at night unless i turn it down, then I have to turn it up again in the morning.. Some secret setting?
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Same here, Someone said that the screen does dim but it does so slowly so you barely notice it! Hoever iam not convinced! Iam almost certain mine is not adjusting at all
For normal day light conditions i feel the auto brightness adjusts very well. Its definitely better than the s4 i had. I have the auto brightness selected and the bar at 50%. I agree for night time reading i have to manually adjust the brightness may be its not as quick to adjust in very low light conditions compared to day light
I was using CM11 on the S4 which had very good brightness control, not sure about standard. I agree during the day I don't have problems at all, and the screen is very good. It's just when I'm somewhere with low brightness and I have to turn it down, and then when I go back into day I have to turn it back up again. Pretty annoying having to change it all the time.
I will get an app to do it for me for now, but this must be some sort of bug this action couldn't be on purpose.
*#*#7378423#*#*
Go to service test and test it your self.
Sent from my C6903 using XDA Free mobile app
I find the auto brightness not very good.
Sometimes when the lighting condition does not change, it will start to increase/decrease the brightness to the level which does not suit the lighting condition.
It also have the tendency to favor lower brightness.
Thinking of trying out Lux Auto Brightness instead.
electrash said:
*#*#7378423#*#*
Go to service test and test it your self.
Sent from my C6903 using XDA Free mobile app
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I don't know if you mean to test the sensor, but the sensor works absolutely fine (with other apps)
My auto brightness works just fine and i have mine on lowest possible setting.

[question] brightness issue

Hey guys
Is there any way to max out the brightness even more? When it's light its hard to see my screen. I need a bit more back lighting.
Is there a software fix?
Bump....
No software is going to be able to override a hardware limitation.
sterod said:
No software is going to be able to override a hardware limitation.
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Well is there software for it? Because I'm pretty sure it's not the hardware...
The software is the brightness slider in Android. I am not sure where you are going with this. If you are thinking that the you can "unlock" higher brightness than the max setting on the slider, you are mistaken. The max brightness is the max brightness the panel can put out. These are very cheap panels, don't expect much.
You sure its not turned down, and have some auto adjust settings turned on? In the system preferences in 5.1.1. there is now settings for day and night levels and auto adjustment. Mine was dim everytime I rebooted after I updated to later versions of Malaysk 5.1.1 ROM's until I figured out where those automatic brightness settings were.
nixfu said:
You sure its not turned down, and have some auto adjust settings turned on? In the system preferences in 5.1.1. there is now settings for day and night levels and auto adjustment. Mine was dim everytime I rebooted after I updated to later versions of Malaysk 5.1.1 ROM's until I figured out where those automatic brightness settings were.
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Nope, i checked it a hundred times haha
So why is it too low with you? Do you have a sunroof or something so that there is more light reflection on it then normal?
I just like a really bright screen TBH

Need help (Always on dimming)

Hey guys,
I was hoping a few people here could do a quick test for me. On my watch (Gear S3 Frontier non-LTE), I have noticed a difference in the dimming depending on the brightness set.
Basically, if you set a brightness level of 1 OR 2, and turn always-on display ON, I have noticed that when the always-on kicks in, the watch also significantly dims itself.
As soon as you set a brightness level of 3 or higher, the always-on display kicks in but does not dim itself at all.
Can anyone else try this and let me know if you get the same results? Basically, does your always on get significantly dimmer when using the 1 or 2 brightness level, and does your always-on seem to not dim at all after switching the brightness to 3 or higher?
Thanks!
Yea that happens: https://forum.xda-developers.com/gear-s3/help/automatic-low-brightness-t3540063 . I never set my brightness to 1 or 2 tho. I always keep it at 5. So not sure about that.
10urshin said:
Yea that happens: https://forum.xda-developers.com/gear-s3/help/automatic-low-brightness-t3540063 . I never set my brightness to 1 or 2 tho. I always keep it at 5. So not sure about that.
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I'm not talking about the auto-low brightness. This happens whether or not this setting is on, for me at least.
HuntingMage said:
I'm not talking about the auto-low brightness. This happens whether or not this setting is on, for me at least.
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my suggestion is to keep brightness at 3-4-5 and then install the app "theater mode". When you're inside and don't need too much brightness just tap on the Theater Mode widget so the whole thing gets dim. When you're out tap it again, and the watch goes back to the brightness (3-4-5 depending on what you set).

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