auto brightness not so good? - LG V20 Questions & Answers

Anyone else find the auto brightness not working well? It seems to bright and sometimes doesn't adjust until i turn auto off and on again

koppee1 said:
Anyone else find the auto brightness not working well? It seems to bright and sometimes doesn't adjust until i turn auto off and on again
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I quit using it altogether...It drove me nuts.
Sent from my SM-T810 using Tapatalk

OK.. Guess it's not just me then.. Trying lux...

It really sucks. I literally have to hold it out and watch the screen slowly dim. Smh
Turrible..

Wow too bright? I always think its way too dark.

If it's too bright under certain lighting, adjust the slider until it's comfortable. Android will then remember that setting. This was introduced in Marshmallow.
And yes, I'm talking about adjusting the slider while auto brightness is active.
Sent from my LG-H910 using Tapatalk

Weird. I've actually been impressed with the auto brightness feature on my V20. Esp after how horrible it was on my G4. I gave up on using it on my G4 in about 2 days it was so awful.

Its good for me

I've given up on the auto brightness.. lux works fine on my v20. I can set specific screen brightness on any external light level

spexwood said:
If it's too bright under certain lighting, adjust the slider until it's comfortable. Android will then remember that setting. This was introduced in Marshmallow.
And yes, I'm talking about adjusting the slider while auto brightness is active.
Sent from my LG-H910 using Tapatalk
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Would you mind telling us how to adjust the brightness slider on auto? All I KL now is you can tap the % for a preset 0, 50 and 90.

Auto brightness has a mind of its own on my phone.
I'll set to like 20% and it'll immediately go back up to 60% or whatever.
I'll slide it back down and it'll go right back up by itself and never go back down.

Lux is the key.
Sent from my LG-H918 using Tapatalk

Autobrightness is good. How else am I to achieve 5 hours SOT a day.

@rbiter said:
Would you mind telling us how to adjust the brightness slider on auto? All I KL now is you can tap the % for a preset 0, 50 and 90.
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Its pretty much as it sounds. With auto brightness on, if it's too bright or too dark, just adjust the slider in the notification bar until its to your liking. From then on, whenever Android experiences that same level of light, it'll use your settings instead of the default, and fills in the blanks using a calculated curve.
I honestly don't see any point in using Lux because adjust the stock brightness works just as good, if not better. Yeah, it does mean that there will be a bit of time before Android learns all the typical lighting levels, but it'll get there as you use the phone throughout your typical day.
Sent from my LG-H910 using Tapatalk

spexwood said:
Its pretty much as it sounds. With auto brightness on, if it's too bright or too dark, just adjust the slider in the notification bar until its to your liking.
Sent from my LG-H910 using Tapatalk
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I used this on my Note7 but I can't get it to adjust on my V20, the slider doesn't move for me.
Using T-Mobile if that matters.

pbelcomp said:
I used this on my Note7 but I can't get it to adjust on my V20, the slider doesn't move for me.
Using T-Mobile if that matters.
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spexwood said:
Its pretty much as it sounds. With auto brightness on, if it's too bright or too dark, just adjust the slider in the notification bar until its to your liking. From then on, whenever Android experiences that same level of light, it'll use your settings instead of the default, and fills in the blanks using a calculated curve.
I honestly don't see any point in using Lux because adjust the stock brightness works just as good, if not better. Yeah, it does mean that there will be a bit of time before Android learns all the typical lighting levels, but it'll get there as you use the phone throughout your typical day.
Sent from my LG-H910 using Tapatalk
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That is what I'm asking. Slider doesn't move when auto on.

Agree, auto is sketchy and needs some tweaking.

@rbiter said:
That is what I'm asking. Slider doesn't move when auto on.
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Are you using T-Mo version too?
I wonder if T-Mobile took this out for some reason. I haven't a clue as to why though!
What's starting to annoy me about the V20 is that every carrier has stupid tweaks to the software. One carrier is missing Android's native auto brightness (T-Mo maybe), while another carrier is missing the SmartWorld functionality (my ATT version), etc. [emoji35]
Sent from my LG-H910 using Tapatalk
---------- Post added at 11:05 PM ---------- Previous post was at 11:04 PM ----------
leyvatron said:
Agree, auto is sketchy and needs some tweaking.
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What about you? What version of the phone are you using? I'm just curious to see if all of you are on T-Mobile.
Sent from my LG-H910 using Tapatalk

spexwood said:
Are you using T-Mo version too?
I wonder if T-Mobile took this out for some reason. I haven't a clue as to why though!
What's starting to annoy me about the V20 is that every carrier has stupid tweaks to the software. One carrier is missing Android's native auto brightness (T-Mo maybe), while another carrier is missing the SmartWorld functionality (my ATT version), etc. [emoji35]
Sent from my LG-H910 using Tapatalk
---------- Post added at 11:05 PM ---------- Previous post was at 11:04 PM ----------
What about you? What version of the phone are you using? I'm just curious to see if all of you are on T-Mobile.
Sent from my LG-H910 using Tapatalk
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Im on Verizon.

Did Verizon also remove this feature?
If you change the level with auto brightness on, it's supposed to work unless the carrier tampered with the programming. This is supposed to be a stock Android feature that even Samsung kept on their devices. -_-

Related

Having problem with auto brightness

I got note 3 days ago. I notice that The brightness always jumping, sometime happen with open application with white background.
Wonder any one have the same problem or just me. I'm on the KJ4 Kernel
Sent from my GT-N7000 using XDA App
I have the same problem
I got the same kernel but without the auto brightness jump you are experiencing, unless I move my hand over the camera.
I suggest goto Settings --> Display and un-tick "Auto adjust screen power" if it's on and see if that makes any difference.
Auto-brightness is hopeless anyway, turn it off, as well as the setting Bigmile mentioned. Then, to make quick on-the-fly adjustments to your Note's brightness long press in the notifications area and slide left and right till you get the brightness you want. Much better way IMO.
NZtechfreak said:
Then, to make quick on-the-fly adjustments to your Note's brightness long press in the notifications area and slide left and right till you get the brightness you want. Much better way IMO.
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Well I never knew that you could do that. That's well clever. Thanks mate.
Sent from my GT-N7000 using xda premium
Galaxy S and SII were the same, but still surprisingly little known feature.
NZtechfreak said:
Auto-brightness is hopeless anyway, turn it off, as well as the setting Bigmile mentioned. Then, to make quick on-the-fly adjustments to your Note's brightness long press in the notifications area and slide left and right till you get the brightness you want. Much better way IMO.
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Click to collapse
Just switch from iPhone. IPhone have perfect auto brightness adjustment. However I still like the note very mush as it have nice BIG screen.
Hope it will fix in future update anyway.
Sent from my GT-N7000 using XDA App
duoshock said:
I got note 3 days ago. I notice that The brightness always jumping, sometime happen with open application with white background.
Wonder any one have the same problem or just me. I'm on the KJ4 Kernel
Sent from my GT-N7000 using XDA App
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define applications with white backgrounds?
if youre referring to the browser, it has its own independent brightness setting that can be adjusted inside the browser.
NZtechfreak said:
Auto-brightness is hopeless anyway, turn it off, as well as the setting Bigmile mentioned. Then, to make quick on-the-fly adjustments to your Note's brightness long press in the notifications area and slide left and right till you get the brightness you want. Much better way IMO.
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I call my self an enthusiast and I didn't knew that? Well, the saying "You learn something new every day" is proven once more.
Been using android since launch(I guess it was implemented on GB?) and I admit I NEVER thought of sliding the notification bar icons neihter left or right in the way NZtechfreak suggested.
It's possible that I might have done it by accident, but even IF I did, I did not even noticed it. You got my Thanks.

I wish the "auto-brightness" on all devices worked like it does on the Note 10.1!

I wish the "auto-brightness" on all devices worked like it does on the Note 10.1!
Like most other Android devices, the Note 10.1 has an "Auto Brightness" option. However, unlike most other Android devices (in my experience so-far), you can further tweak the brightness even when "Auto Brightness" is enabled, effectively adjusting the sensitivity of the auto-brightness mechanism.
Try it in a very dark room. With "Auto brightness" ticked in the pop-up notification panel, the screen should be relatively dark. Move the slider all the way to the right, and it will add a little bit of extra brightness, but still be quite dark. Move it all the way to the left, and it will subtract a bit of brightness, making it even more dark - even though Auto Brightness is still selected and operational.
Some have said suggested before that doing this adjusts a "maximum brightness". This is not the case (as illustrated by what happened in a darkened room). Instead, this adds a little or subtracts a little from the brightness that would be determined by the auto brightness setting.
i have a note10.1 and galaxy s3, auto brightness both work as you say with the newest firmware.
though the s3 was like other android devices, in recent jb stock roms it changed.
so i guess all samsung devices will have such autobrightness,if a new stock rom comes.actually it just works as what ios autobrightness do.
Sent from my GT-I9300
yep, I love the "Manual Auto-Brightness" feature!! ALL ROMS should have this!!
MercuryStar said:
Like most other Android devices, the Note 10.1 has an "Auto Brightness" option. However, unlike most other Android devices (in my experience so-far), you can further tweak the brightness even when "Auto Brightness" is enabled, effectively adjusting the sensitivity of the auto-brightness mechanism.
Try it in a very dark room. With "Auto brightness" ticked in the pop-up notification panel, the screen should be relatively dark. Move the slider all the way to the right, and it will add a little bit of extra brightness, but still be quite dark. Move it all the way to the left, and it will subtract a bit of brightness, making it even more dark - even though Auto Brightness is still selected and operational.
Some have said suggested before that doing this adjusts a "maximum brightness". This is not the case (as illustrated by what happened in a darkened room). Instead, this adds a little or subtracts a little from the brightness that would be determined by the auto brightness setting.
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Click to collapse
When i move the brightness slider, auto brightness gets unchecked!
How are u guys doing it?
Sent from my GT-N8013 using Tapatalk
Smrsxn - I get the same as you. As soon as I touch ut, auto is unchecked. ???
Sent from my GT-N8013 using XDA Premium HD app
It's a superb feature (I have it on my note 10.1). Looking forward to getting it on my s3 too
Sent from my GT-I9300 using Tapatalk 2
Well, my experience is the same as others -- it's either auto or manual. I don't know how the "auto-manual" can be enabled. I am assuming they are describing something similar to iOS where you adjust the brightness slider, and the auto-adjustment is relative to that. I find the auto-brightness a bit too dark for my taste, but don't want to keep it at top brightness non-stop. So I use Lux Auto Brightness (I opted for the free app) and have been happy with the results.
Hmm.... I'm on the leaked JB rom (Dr. Akrim version). I never spent time with stock ICS so not sure if this is the difference.
On this ROM, the Auto check box stays on as you move the slider.
oohyeah said:
Hmm.... I'm on the leaked JB rom (Dr. Akrim version). I never spent time with stock ICS so not sure if this is the difference.
On this ROM, the Auto check box stays on as you move the slider.
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This probably works only on JB.
It does not work on stock ICS for me
And ditto about auto brightness being too dark.
I usually have to turn it off.
blud7 said:
This probably works only on JB.
It does not work on stock ICS for me
And ditto about auto brightness being too dark.
I usually have to turn it off.
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Hey I am on ics, on the very first build, didn't do any updates. For me the brightness thing works like a charm. Maybe check your settings or something
Sent from my GT-N8010 using xda app-developers app
Xperia phones work exactly the same way. AFAIK its only HTC phones who have crappy auto britghtness.
I have auto -manual mode but I'am on an old firmware from july even before the tab is released
Sent from my GT-P7500 using xda app-developers app
I can adjust the slider while auto is on, but there is no difference when i slide it.
I´m on ICS, and Samsung had better named it: Auto Darkness
The way it is, it is completely useless.
hamma said:
I can adjust the slider while auto is on, but there is no difference when i slide it.
I´m on ICS, and Samsung had better named it: Auto Darkness
The way it is, it is completely useless.
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Try it i a dark room and you will notice it,
Sent from my GT-P7500 using xda app-developers app
Very true. It is undoubtedly the best implementation of auto brightness. I'm loving it.
I think I might now know what issue you might have.
Maybe you covered the the top bezel, the one opposite of the samsung logo. If you do this then the light sensor thinks you're in a dark room and reduces the brightness to almost the lowest level.
Sent from my GT-N8010 using xda app-developers app
i think the auto brightness is ALWAYS just a teeny bit too dark, even if its slided all the way to the right. I would love it if i could "slide it a little more to the right", that the slider was a little more sensitive, allowing more tweaking on the auto levels.
sysl0rd said:
I think I might now know what issue you might have.
Maybe you covered the the top bezel, the one opposite of the samsung logo. If you do this then the light sensor thinks you're in a dark room and reduces the brightness to almost the lowest level.
Sent from my GT-N8010 using xda app-developers app
Click to expand...
Click to collapse
I haven´t covered the sensor.
Auto is ALWAYS too dark for me.
When I drag slider, auto gets turned off
I found out why it was always too dark. I had energy mode switched on.

brightness fluctuating?

Hey folks so i bit the bullet and gave my dna to the wife (still love that thing) and got a brand new G2.
Something weird is up w the brightness or contrast on this phone though: even w auto brightness off and brightness set to minimum the brightness seems to randomly adjust itself when interacting w the screen. Is this a bug or some kind of feature im not aware of? The DNA had it a bit when scrolling but nowhere near as noticeable as this.
I've noticed this as well and from my understanding this is something that all G2s have.
From what I have found this only happens when the brightness is low (i.e. less than %50) and has something to do with the phone trying to adjust the brightness based on what is being displayed on the screen. I have noticed it the most when using the XDA app when I'm scrolling down through a thread; the display brightness seems to randomly jump up and down just a bit as you scroll down with your finger. If you're not scrolling the brightness won't jump up and down.
Initially I thought it was just something goofy with the auto brightness, but as you pointed out the 'flickering' still occurs even when auto brightness is turned off. Hopefully this is just something that can be fixed with a software update as it is a bit annoying.
I use lux brightness app now and have no problems with this issue,it was an issue before.
Sent from my LG-D800 using xda app-developers app
I've noticed it too. Even with automatic brightness off, CABL turned off, and brightness at 68%, it'll still do it. I've poked around with Xposed, and I have yet to figure out why it does that. I've heard speculation that it's controlled in the kernel, so hopefully a kernel dev can figure out how to disable it.
I noticed this as well but its completely gone on on these new AOSP ROMs. If you are looking for a solution this is the best IMO.
xketch said:
I use lux brightness app now and have no problems with this issue,it was an issue before.
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Click to collapse
Try Lux or Velis Auto Brightness ftw. Way better than how the system handles auto brightness.
Sent from my LG-VS980 using xda app-developers app
Hmm i just noticed theres a "content adaptive backlight" app running..wonder if thats the culprit.
This thread seems to debunk that theory as disabling content adaptive backlight seems not to do anything.
yes it's cabl. many posts of mine were about this. we've come to the conclusion it may be activated on the kernel level bc changing anything in the app or build prop does nothing. it's gotta be kernel related. but yes it's content adaptive back light. it sucks.
Sent from my LG G2 using Tapatalk Pro

[Q] Way TOOO dim

I guess I should have done my research about OLED screens, but I feel that this screen is way too dim both indoors and outdoors. Is anyone else having problems with this? I know that the peak brightness is 475 on autobrightness, but I feel that the screen never reaches that. On another note, the colors seem very saturated and unreal even on movie mode...
Is there any way I can set the autobrightness to kick in at a higher lux indoors? I know it seems like I am venting, but I really like this phone but the display brightness may make me abandon for the Nexus 5...
Thank you everyone!
goft20 said:
I guess I should have done my research about OLED screens, but I feel that this screen is way too dim both indoors and outdoors. Is anyone else having problems with this? I know that the peak brightness is 475 on autobrightness, but I feel that the screen never reaches that. On another note, the colors seem very saturated and unreal even on movie mode...
Is there any way I can set the autobrightness to kick in at a higher lux indoors? I know it seems like I am venting, but I really like this phone but the display brightness may make me abandon for the Nexus 5...
Thank you everyone!
Click to expand...
Click to collapse
Root the phone and install a custom ROM. That will give you the ability to change the auto brightness levels easily.
You could also turn off auto brightness and set it manually so you fan boost it all the way up whenever you wanted.
As far as the hardware capabilities the screen is capable of being plenty bright. I could see mine if I was standing on the face of the sun.
Sent from your phone. You should be careful where you leave that thing.
Skipjacks said:
Root the phone and install a custom ROM. That will give you the ability to change the auto brightness levels easily.
You could also turn off auto brightness and set it manually so you fan boost it all the way up whenever you wanted.
As far as the hardware capabilities the screen is capable of being plenty bright. I could see mine if I was standing on the face of the sun.
Sent from your phone. You should be careful where you leave that thing.
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Click to collapse
I have rooted and installed a custom ROM (omega)...is there any way that I can do it on this rom or do I need cyanogenmod?
Sent from my GT-I9505 using Tapatalk
goft20 said:
I have rooted and installed a custom ROM (omega)...is there any way that I can do it on this rom or do I need cyanogenmod?
Sent from my GT-I9505 using Tapatalk
Click to expand...
Click to collapse
I don't know much about custom TW ROMs as I run aosp exclusively. I know its easy in cm ROMs. If its not a native feature of Omega I'm sure there is a mod you can tweak it with. You would have to search though. I don't know where to direct you.
Sent from your phone. You should be careful where you leave that thing.
Skipjacks said:
I don't know much about custom TW ROMs as I run aosp exclusively. I know its easy in cm ROMs. If its not a native feature of Omega I'm sure there is a mod you can tweak it with. You would have to search though. I don't know where to direct you.
Sent from your phone. You should be careful where you leave that thing.
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Click to collapse
Thanks!
Sent from my GT-I9505 using Tapatalk

Pixel shifting app

I was just wondering if there is a separate app that can do something similar to the "prevent burn-in by shifting pixels every..." In the smart pixel feature that I noticed in RR rom for the v20 that works regardless of what the user is doing. Maybe it could help get rid of this screen burn-in that some others and I experience?
Sent from my LG-H918 using Tapatalk
thtkidsvm said:
I was just wondering if there is a separate app that can do something similar to the "prevent burn-in by shifting pixels every..." In the smart pixel feature that I noticed in RR rom for the v20 that works regardless of what the user is doing. Maybe it could help get rid of this screen burn-in that some others and I experience?
Click to expand...
Click to collapse
Or you could try using a custom kernel that supports kcal and adjust the color settings to reduce ghosting and screen retention
Sent from my LG-H910 using XDA Labs
cnjax said:
Or you could try using a custom kernel that supports kcal and adjust the color settings to reduce ghosting and screen retention
Sent from my LG-H910 using XDA Labs
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Click to collapse
Doesn't really work for me. I've lowered the rgb values down to 220 and although it's not as bad as higher values it's still visible when anything on the screen stays in one place for a while.
Maybe I'm just sensitive to it or something because I never had a device with an lcd that has this issue.
Sent from my LG-D801 using Tapatalk
thtkidsvm said:
I was just wondering if there is a separate app that can do something similar to the "prevent burn-in by shifting pixels every..." In the smart pixel feature that I noticed in RR rom for the v20 that works regardless of what the user is doing. Maybe it could help get rid of this screen burn-in that some others and I experience?
Sent from my LG-H918 using Tapatalk
Click to expand...
Click to collapse
What percentage is your brightness on usually ?
It varies because I use lux but on average I'd estimate around 50-60%. I know the screen being brighter probably induces it more but it's easier on my eyes when in the little room that I use it in.
Sent from my LG-D801 using Tapatalk
thtkidsvm said:
It varies because I use lux but on average I'd estimate around 50-60%. I know the screen being brighter probably induces it more but it's easier on my eyes when in the little room that I use it in.
Sent from my LG-D801 using Tapatalk
Click to expand...
Click to collapse
That is my theory. Brightness over 50% for extended periods causes this problem.
Indoors I have mine at 25%. No sign of any ghosting a year later and i should say the same with the G4 too.
I got used to lower brightness for battery reasons. My laptop is on zero and even that is just right indoors.
Outdoors is a different story.
1.flash kernel that support KCAL (im using M2000)
2.download Color Control app:
https://android-apk.org/re.codefi.savoca.kcal/
3. give root access if asked
4. set value as image attached.
5. wait for about 10-20mins (screen on)
6. youre good to go
* dont forget to set on boot color control

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