Does your 'Auto Brightness' work perfectly? - Galaxy Note II Q&A, Help & Troubleshooting

Auto Brightness is meant to work in a way that when an external light source is there the screen will go bright and with the source gone it will be normal. I was just testing mine with my backup phone's (a cheap Samsung, which has a LED torch) torch and each time I put it near the Note 2's sensor (about 6" distance) the screen goes up very bright, that's okay, but the problem is when I turn off the torch the brightness stays the same, i.e very high, it won't go back to normal unless I press the Power button to turn the screen off and re-press it to awake the phone. But it kinda works when I am browsing net on it having my room light on, and then it goes back to normal, or dims out when I turn off the light. But the issue is occurring when I am placing the torch near it's sensor.
Have any one of you tested it. Is it normal?
TIA.

jujuburi said:
Auto Brightness is meant to work in a way that when an external light source is there the screen will go bright and with the source gone it will be normal. I was just testing mine with my backup phone's (a cheap Samsung, which has a LED torch) torch and each time I put it near the Note 2's sensor (about 6" distance) the screen goes up very bright, that's okay, but the problem is when I turn off the torch the brightness stays the same, i.e very high, it won't go back to normal unless I press the Power button to turn the screen off and re-press it to awake the phone. But it kinda works when I am browsing net on it having my room light on, and then it goes back to normal, or dims out when I turn off the light. But the issue is occurring when I am placing the torch near it's sensor.
Have any one of you tested it. Is it normal?
TIA.
Click to expand...
Click to collapse
I have the same issue especially after the new update I don't know is this a problem in sensor or software?

AW: Does your 'Auto Brightness' work perfectly?
I just tested it while reading this and my screen dimmed immediately after turning off the light.
Android 4.1.2 (DMB2)
Edit: You can see the current measurement of your light sensor by dialing *#0*# and choosing sensor.
Sent from my GT-N7100 using xda app-developers app

My autobrightness
My autobrigtness is slow to adapt, in some cases, when i go out on direct sunlight i have to wait almos 10 or 15 secs to become brighter.
I think that with older firmwares was faster...

Anyone observed, even with auto brightness mode, when you move the brightness bar from low to high the brightness increases a bit.
So, if I have the brightness in Auto mode and put the marker in high end, does it mean the brightness will be set with a value greater than normal-auto brightness for all lighting conditions?

ysrini said:
So, if I have the brightness in Auto mode and put the marker in high end, does it mean the brightness will be set with a value greater than normal-auto brightness for all lighting conditions?
Click to expand...
Click to collapse
Exactly.

Love the marker to be honest. Something that annoyed me about my Nexus 7. Sure, there might be third party apps to set that, but so awesome to have it out of the box.

My auto brightness doesn't work perfectly, but I still give it an A for working correctly about 90% of the time. It is also the best device compared to many others I've had where auto brightness was basically a joke, even nexus devices.
Sent from my GT-N7100

Works good for me most of the time, just did what you did and after around 5 seconds the screen dims itself again. Bare in mind in a brightish room it can be difficult to see the screen change its brightness as it does it rather slowly. However I tend to turn auto brightness of as it's never quite how I like it (I like 100% brightness in a well let room, on auto it seems to only go to max 80%, and 100% only when outside). With the Note's ridiculous battery life I don't find it a big deal, I am still able to mock iPhone 5 users when they are turning brightness all the way down and mobile data off etc when it gets toward the evening

Same pronlem here
Sent from my GT-N7100 using xda premium

Mine dims again when I lay it down on ie table or holding phone in that position (like it was laying on flat surface). When I'm holding phone in any other position it won't dim.
Tested on 2 n7100's both running stock dmb6.
Wysyłane z mojego GT-N7100 za pomocą Tapatalk 2

re_mo said:
Mine dims again when I lay it down on ie table or holding phone in that position (like it was laying on flat surface). When I'm holding phone in any other position it won't dim.
Tested on 2 n7100's both running stock dmb6.
Wysyłane z mojego GT-N7100 za pomocą Tapatalk 2
Click to expand...
Click to collapse
I have the same issue exactly the sensor works perfect when the phone is in horizontal position if I tilt it or hold it in vertical position it doesn't dim unless I closed the screen and opened it again I don't know the solution for this weird problem?

That's so that you don't accidently change the brightness. We tend to keep hands near the area the sensor is.
Sent from my GT-N7100 using xda premium

Related

Auto Brightness working for you?

Hi Guys,
So I finally got the desire after being with an iPhone for the past 18 months. Lovely phone so far, even if it feels a little 'work in progress' in some depts.
Anyways!
Have any of you with the phone enabled auto brightness? Does it work? When I jump into the settings to enable it it seems to kick in (once i tick the auto brightness checkbox) but once I actually hit OK to save the changes the screen brightness shoots up again and then doesnt seem to react to ambient light.
weird.
I am running the t-mobile android (uk)
Yep, I have the same thing, glad it's not just me then!
I don't think I've seen it adjust by itself at all...
It works for me and I have seen it adjust.
im not sure really if it works because it always seems the same? i have changed it to 30% now which is just acceptable and we ll see if it gives any battery boost
cez10 said:
im not sure really if it works because it always seems the same? i have changed it to 30% now which is just acceptable and we ll see if it gives any battery boost
Click to expand...
Click to collapse
That's the idea, auto brightness adjusts so that the screen looks the same brightness to your eye at any light level. When it's dark the brightness decreases and when it's light the brightness increases thus you see it as thee same due to the way your eye is already adjusted.
cez10 said:
im not sure really if it works because it always seems the same? i have changed it to 30% now which is just acceptable and we ll see if it gives any battery boost
Click to expand...
Click to collapse
EroThraX said:
That's the idea, auto brightness adjusts so that the screen looks the same brightness to your eye at any light level. When it's dark the brightness decreases and when it's light the brightness increases thus you see it as thee same due to the way your eye is already adjusted.
Click to expand...
Click to collapse
yeah Lol exactly, thats the whole point of auto screen adjustment. if you are indoors all (or most of) the time like me than keep it manual to 30-50%. otherwise leave it auto
Mine works a treat the only thing i do is when i go out the house i turn the brightness to manual and put it on full, as this is the only bad side to this phone the led does suffer in direct sun so full brightness is required.
I haven't seen any change in my screen brightness, whether in full sunlight or middle of the night in a dark room!
Is a bit annoying, would like to know if it can be fixed or we're waiting for the next firmware...
Where's the sensor ? With the Hero, placing a finger over the top part of the phone tricked the sensor but it doesn't seem to on the Desire. Interestingly though, there must be something there, the way the screen flashes up when you remove the phone from your ear
warpkid said:
Hi Guys,
I am running the t-mobile android (uk)
Click to expand...
Click to collapse
Works fine here
It seems that on my Desire the only time the automatic brightness actually tests the light is when I unlock my screen.
I can actually see the brightness change then, but if I switch lights on/off while it's already unlocked it doesn't automaticly adapt to the light.
I only checked it through the Android SDK using Dalvik Debug Monitor and the phone certainly did continuously check and correct screen brightness according to it. Visually, it was too difficult to discern what was happening and when due to my own visual limitations when the amount of light changed.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk

G Pro Auto brightness not Working

Just curious if anyone else is having this issue.
I have the box checked, but I found myself manually adjusting, thinking it just wasn't very sensitive. I turned on auto brightness, moved the slider all the way to dim, went out to the sunlight, and it had no effect. Unchecked, and rechecked the box, restated the phone, did the opposite in a dark room... No effect.
Swifted from my LGOG-Pro
davidusr said:
Just curious if anyone else is having this issue.
I have the box checked, but I found myself manually adjusting, thinking it just wasn't very sensitive. I turned on auto brightness, moved the slider all the way to dim, went out to the sunlight, and it had no effect. Unchecked, and rechecked the box, restated the phone, did the opposite in a dark room... No effect.
Swifted from my LGOG-Pro
Click to expand...
Click to collapse
I believe the slider sets the maximum brightness. So when you go out in the sunlight the spot where you placed it is the brightest it will get.
mrfeuss said:
I believe the slider sets the maximum brightness. So when you go out in the sunlight the spot where you placed it is the brightest it will get.
Click to expand...
Click to collapse
I thought that also... But when I had the slider at full bright, with auto turned on, in a pitch black room, it should have dimmed, correct?
Swifted from my LGOG-Pro
Looks like my phone might be doing the same thing... I'm wondering if I should swap my phone out before it's too late to exchange it for an S4.
+1 in the same boat
Sent from my LG-E980
davidusr said:
I thought that also... But when I had the slider at full bright, with auto turned on, in a pitch black room, it should have dimmed, correct?
Click to expand...
Click to collapse
Yeah, you're right. Do you have a screen protector on that might be interfering with the ambient light sensor, by any chance?
mrfeuss said:
Yeah, you're right. Do you have a screen protector on that might be interfering with the ambient light sensor, by any chance?
Click to expand...
Click to collapse
Butt naked! No case, nothing... I see I'm not alone though.
Swifted from my LGOG-Pro
davidusr said:
Butt naked! No case, nothing... I see I'm not alone though.
Swifted from my LGOG-Pro
Click to expand...
Click to collapse
Same here must be a bug. But I don't use that function so no biggie for me.
Sent from my Nexus 7 using xda premium
---------- Post added at 08:02 PM ---------- Previous post was at 07:49 PM ----------
nthknd said:
Same here must be a bug. But I don't use that function so no biggie for me.
Sent from my Nexus 7 using xda premium
Click to expand...
Click to collapse
Seems to work with a third party app so I think its software related
Sent from my LG-E980 using xda premium
I don't think it's a bug. The auto brightness on some LG phones doesn't work like the rest of Android phones. On some LG phones, you set the brightness to a certain level and the auto brightness will work around that particular level.
Say you have it at 75% brightness and auto brightness on, the level will go up to maybe about 85% while outdoors and maybe to about 65% in a dim room. Set it at 35% brightness with auto brightness on, the level goes up to 45% in a bright area and 25% in a dark area. That's how my old iPhone 4 used to work.
Sharpshooterrr said:
I don't think it's a bug. The auto brightness on some LG phones doesn't work like the rest of Android phones. On some LG phones, you set the brightness to a certain level and the auto brightness will work around that particular level.
Say you have it at 75% brightness and auto brightness on, the level will go up to maybe about 85% while outdoors and maybe to about 65% in a dim room. Set it at 35% brightness with auto brightness on, the level goes up to 45% in a bright area and 25% in a dark area. That's how my old iPhone 4 used to work.
Click to expand...
Click to collapse
The way you described the functionality is what I have witnessed mine doing. I had to play around with it for a few days before I figured out what it was doing. No matter which level of brightness I set, auto brightness will adjust up and down from there based on ambient lighting. I do like having this option since it basically lets you further tweak the auto brightness to a comfortable level. On my other phones, a lot of the times the auto brightness was either to bright or too dark compared to what I would have preferred.
I thought there was something wrong with the auto brightness on mine as well. I have it on 70% auto bright set and it never seems to change. I have a screen protector but it has cutouts around the camera and other sensors and ear piece so I knew it wasn't that and I also tested it prior to putting the screen protector on.
Seems odd that LG would go a different route on what auto brightness is compared to the rest of the Android OEM's. sort of defeats the purpose but perhaps that is why we have to keep the setting so high to begin with.
RaptorMD said:
I thought there was something wrong with the auto brightness on mine as well. I have it on 70% auto bright set and it never seems to change. I have a screen protector but it has cutouts around the camera and other sensors and ear piece so I knew it wasn't that and I also tested it prior to putting the screen protector on.
Seems odd that LG would go a different route on what auto brightness is compared to the rest of the Android OEM's. sort of defeats the purpose but perhaps that is why we have to keep the setting so high to begin with.
Click to expand...
Click to collapse
I got mine to work. Its kinda strange. I was playing around and I shot a video as I played the video back I hit the menus button and there is a setting for auto dimming so I check it and my phone dimmed so then I checked to see if my main auto brightness would work so I went into settings and checked auto bright there too and the screen dimmed. Havent been outside yet but before this the setting did nothing see if you guys can get it to work on yours.
Sent from my LG-E980 using xda premium
nthknd said:
I got mine to work. Its kinda strange. I was playing around and I shot a video as I played the video back I hit the menus button and there is a setting for auto dimming so I check it and my phone dimmed so then I checked to see if my main auto brightness would work so I went into settings and checked auto bright there too and the screen dimmed. Havent been outside yet but before this the setting did nothing see if you guys can get it to work on yours.
Sent from my LG-E980 using xda premium
Click to expand...
Click to collapse
mine too, the 'auto brightness' seem doesn't work properly, just got dimmed, but not working as well as other phones's auto brightness did
Sharpshooterrr said:
I don't think it's a bug. The auto brightness on some LG phones doesn't work like the rest of Android phones. On some LG phones, you set the brightness to a certain level and the auto brightness will work around that particular level.
Say you have it at 75% brightness and auto brightness on, the level will go up to maybe about 85% while outdoors and maybe to about 65% in a dim room. Set it at 35% brightness with auto brightness on, the level goes up to 45% in a bright area and 25% in a dark area. That's how my old iPhone 4 used to work.
Click to expand...
Click to collapse
Yes, autobrightness on LG works this way since ICS was rolled out for LG Nitro. At 100% even with autobrightness screen will not dim, and at 0% level with or w/o autobrightness screen will not light up.
RaptorMD said:
Seems odd that LG would go a different route on what auto brightness is compared to the rest of the Android OEM's. sort of defeats the purpose but perhaps that is why we have to keep the setting so high to begin with.
Click to expand...
Click to collapse
No, it's right way because brightness sensor works different than human eye and like was said here other phones usually set brightness too dim or too bright using that sensor.
I also think the work Auto Brightness is on the phone E980 strange ... I do not see any change in brightness depending on the ambient light ... Not like all the other android phones
Billy Madison said:
Yes, autobrightness on LG works this way since ICS was rolled out for LG Nitro. At 100% even with autobrightness screen will not dim, and at 0% level with or w/o autobrightness screen will not light up.
No, it's right way because brightness sensor works different than human eye and like was said here other phones usually set brightness too dim or too bright using that sensor.
Click to expand...
Click to collapse
If that is the case, why is there no effect of ambient light on the screen??? The brightness remains the same whatever be the light condition.
I thought my phone had the same issue as everyone else but noticed this weekend when I stepped into a very bright area my screen automatically adjusted the brightness to a higher setting.
Sent from my LG-E980 using Tapatalk 2
now works correctly in this firmware: http://forum.xda-developers.com/showthread.php?t=2419802
Mine has worked from day one and better than my GnoteII I upgraded from... As others have said, it's configured around the amount of brightness you originally set it to.
where is the light sensor of the OGPro located...?

Auto brightness is useless!

In a 100% dark area (movie theater, etc.), when I flick my wrist to turn on the watch, it turned on with full brightness on. It stay there indefinitely... sometimes it'll go away by itself, other time I have to do something, like swiping cards before the screen will go dim.
In a semi (50% dark), the screen will not turn on to its full brightness, but at... dim. WTH?!
Stick watch face?
I've noticed this as well (when driving at night). Since it turns on all the time (I steer with the same hand I wear my watch on), I've noticed lots of strange behavior. Sometimes it turns on very bright, and then goes back to sleep. Sometimes it turns on bright and then dims to the minimal brightness that it should be. Sometimes it turns on with the appropriate, minimum brightness. There seems to be no rhyme or reason to it. I'm running a stock watch face, and have very few apps installed.
As someone offered up 'muting' the watch while driving in another thread as a possible solution, it doesn't help me. Whether or not the watch is muted, it still wakes up all the time, and varying brightness levels.
bruceo said:
Stick watch face?
Click to expand...
Click to collapse
Emm...you mean stock watch face? If yes, I am using the classic one.
Auto brightness works well for me with ambient mode ON, I think I remember it being buggy with ambient mode OFF, what is yours set to?
v3ngence said:
Auto brightness works well for me with ambient mode ON, I think I remember it being buggy with ambient mode OFF, what is yours set to?
Click to expand...
Click to collapse
I have ambient mode OFF to save battery. Will turning it on fix the issue? I use Sleep as Android for sleep tracking and turn Ambient off and it lights up here and there at night.
Cut it out guys. ..or this thread will be locked
Sent from my GT-N7100 using Tapatalk 2
pakure said:
Cut it out guys. ..or this thread will be locked
Sent from my GT-N7100 using Tapatalk 2
Click to expand...
Click to collapse
^^This...well probably not locked
I did a little thread cleaning to remove the off topic arguments about using a device (phone or watch) in a movie theatre. There were a lot of people who quoted these posts, and unfortunately I had to remove these posts as well...sorry for that.
Here is the thing, this thread is about the buggy behavior of the watch waking up at full brightness. It doesn't matter if it is in a theatre, whilst driving the car, or you just woke up in the middle of the night and want to check the time. More that one person has reported the issue and there has been a proposed fix...please keep the thread focused on finding the root causes, fixes, work arounds, etc. No matter what, please knock off the name calling, that will only get you into trouble!
Thanks!:good:
lanwarrior said:
I have ambient mode OFF to save battery. Will turning it on fix the issue? I use Sleep as Android for sleep tracking and turn Ambient off and it lights up here and there at night.
Click to expand...
Click to collapse
Try turning ambient mode ON during the day,
I just tested and with it off the screen does occasionally come on at full brightness even in the dark. With ambient on it only comes on bright the first time, quickly dims, and stays dim until taken into daylight :good:
v3ngence said:
Try turning ambient mode ON during the day,
I just tested and with it off the screen does occasionally come on at full brightness even in the dark. With ambient on it only comes on bright the first time, quickly dims, and stays dim until taken into daylight :good:
Click to expand...
Click to collapse
Interesting. So with ambient ON, it still turn on at full brightness but momentarily. I'll test this and will report back.
Well, I'm having the opposite problem following the last update.
it frequently (at work right now, for example) comes up EXTREMELY dim, I'd guess maybe 5x dimmer than brightness setting '1'.
I'm setting it to '1' as a workaround for now.
- Frank
Wait for the next 5.0 update. .there's options like theater mode. ..and other brightness modes coming to wear
Sent from my SM-N910C using Tapatalk 2
Smart Brightness for Moto 360
Try the application "smart brightness for moto 360" from the Google play. With this application you can set a minimum brightness and better view in low light environments.
With the minimum set to 20% and auto brightness on you will get better battery life and better experience in dark situation.
[email protected] said:
Try the application "smart brightness for moto 360" from the Google play. With this application you can set a minimum brightness and better view in low light environments.
With the minimum set to 20% and auto brightness on you will get better battery life and better experience in dark situation.
Click to expand...
Click to collapse
Instant buy. Thanks allot, that makes in combination with the 5.0 update, Watchmaker and Bubble Cloud Launcher my watch perfect.
[email protected] said:
Try the application "smart brightness for moto 360" from the Google play. With this application you can set a minimum brightness and better view in low light environments.
With the minimum set to 20% and auto brightness on you will get better battery life and better experience in dark situation.
Click to expand...
Click to collapse
Sadly, the auto brightness doesn't seem to work...yeah, just realized that after using it for a week.
Smart Brightness for Moto 360
TheGoD said:
Sadly, the auto brightness doesn't seem to work...yeah, just realized that after using it for a week.
Click to expand...
Click to collapse
The application really works. If you want see how works, do the followings steps:
1. open Smart Brightness App
2. Turn on the application
3. Set the minimum brightness to 20%
4. Turn on the auto brightness.
5. Go to a dark room and wait until Moto360 to turn off the screen.
6. Touch the screen to wakeup the screen. (This is necessary because the Smart Brightness application start when the screen is on and stop when the screen is off).
You will see a clear image after this steps. Now go to the smart brightness app and turn it off (Using the on/off switch located at the top of the screen). Repeat the steps 5 and 6. Now the screen will look dark, because it is the factory auto brightness.
I recommend to use the 7 days trial. After 7 days after using it you will notice the difference.
I'm using this app over a month and works fine. Please let me know any other concern about the application.
For me its not the low light the problem as this works, is outside doens't go bright enough in direct sunlight
Enviado do meu HTC One através de Tapatalk
no problems
i have always used it, never experienced any problems
Moto 360 on the second generation does not work
Fabio

Does everyone's screen auto dim?

I have auto dimness unchecked, and whenever the brightness is set to over 55%, after unlocking the phone it always auto dims byitself.
Is this normal? no other phone does this. Can this be bypassed somehow? It's jarring when you unlock and see a bright vibrant screen and all of a sudden it dims like 10% or so after 5 seconds.
Phone auto dims when it starts to heat up regardless of your settings.
Otherwise it shouldn't as long as it's not set to auto brightness.
nadram said:
Phone auto dims when it starts to heat up regardless of your settings.
Otherwise it shouldn't as long as it's not set to auto brightness.
Click to expand...
Click to collapse
Ok, but when the phone hasn't been used in 30 minutes, and not "hot" at all, this still happens. This also happened with the G3 as well.
Is there a way to turn this off? This post has over 100 views, can everyone please comment if their screen does the same thing? Are there any solutions?
What carrier/model do you have?
I just tried this on mine, Verizon, 611A software.
With Auto Brightness disabled, set to 40%, I powered off, turned it on, then unlocked. The brightness did not change. Then set it to 100% brightness (Auto still disabled), and did the same thing. Again, the brightness did not change.
I have, however, seen the screen brightness reduced when I'm using Auto Brightness. If I turned it off in a bright area, then unlock it in a dim area, the screen will be bright for a moment, then will turn itself down, presumably based on evaluating the current ambient brightness.
RedOCtobyr said:
What carrier/model do you have?
I just tried this on mine, Verizon, 611A software.
With Auto Brightness disabled, set to 40%, I powered off, turned it on, then unlocked. The brightness did not change. Then set it to 100% brightness (Auto still disabled), and did the same thing. Again, the brightness did not change.
I have, however, seen the screen brightness reduced when I'm using Auto Brightness. If I turned it off in a bright area, then unlock it in a dim area, the screen will be bright for a moment, then will turn itself down, presumably based on evaluating the current ambient brightness.
Click to expand...
Click to collapse
auto brightness is always off. It's the AT&T non rooted stock version. I just tuned brightness to 70%, powered off, powered on, and after unlocking and opening chrome it auto dimmed within 5 seconds.
Does it do it if you don't open Chrome?
I've seen apps make their own brightness adjustments (like a camera app that maxes out the screen brightness when it starts up). I want to say that Chrome (on my last phone) is one of them. Alternately, turn it on, unlock, wait 15 seconds, THEN start Chrome. If it still happens right after Chrome loads, then it's a Chrome phenomenon, not a just-turned-on phenomenon., and at least you can isolate what to chase down.
RedOCtobyr said:
Does it do it if you don't open Chrome?
I've seen apps make their own brightness adjustments (like a camera app that maxes out the screen brightness when it starts up). I want to say that Chrome (on my last phone) is one of them. Alternately, turn it on, unlock, wait 15 seconds, THEN start Chrome. If it still happens right after Chrome loads, then it's a Chrome phenomenon, not a just-turned-on phenomenon., and at least you can isolate what to chase down.
Click to expand...
Click to collapse
Yes it dims even if I don't use chrome. No matter whats on the screen it dims a little after 5 seconds.
TheNamelessMan said:
I have auto dimness unchecked, and whenever the brightness is set to over 55%, after unlocking the phone it always auto dims byitself.
Is this normal? no other phone does this. Can this be bypassed somehow? It's jarring when you unlock and see a bright vibrant screen and all of a sudden it dims like 10% or so after 5 seconds.
Click to expand...
Click to collapse
Download LUX (couple of bucks) set it to manual, 100% brightness on all LUX setting areas and it will bypass LG's lame attempt to hide the fact that they can't make a phone that doesn't suffer severe battery drain and overheating.
Your problem is called High Tempurate Thermal Mitigation (throttling). I depise it but with LUX, I tell the phone what is acceptable to me, not the other way around.
If I wanted to be dictated to like a submissive I'd just get an iphone.
I don't doubt that excess temps can cause the phone to adjust its behavior. But that quickly after turning the screen on? That seems really fast for something to go over-temperature, and for a sensor to also detect it that quickly. You may be 100% right, it's just not something I'd expect to happen that quickly.
This is a serious suggestion, despite how it may sound What if you put the phone in the fridge for 15 minutes or so, then do the same test? Does the screen still dim after 5 seconds? Depending on the humidity level, the phone could start to condense after coming out of a cold environment, so use your best judgement.
For a "safer" test, hold it in front of an air conditioner for a few minutes, with the screen off. Then, still at the A/C, turn the screen on, and see if it immediately dims.
If it suddenly runs for a while before dimming, then I'd agree it's likely temperature-related. If it still behaves the same way, then perhaps it's a different cause.
Either way, Lux sounds like a nice addition to these phones, from everything I've read. I've just been too cheap to try it yet But the rather coarse auto-brightness from LG has me curious.
TheNamelessMan said:
Ok, but when the phone hasn't been used in 30 minutes, and not "hot" at all, this still happens. This also happened with the G3 as well.
Is there a way to turn this off? This post has over 100 views, can everyone please comment if their screen does the same thing? Are there any solutions?
Click to expand...
Click to collapse
Have you tried the cool-down suggestions (fridge, A/C,) ?
Try installing ThermoCF to monitor the battery temperature. I find that when used for GPS (mounted on windshield) the screen will dim with direct sunlight. The temperature is in excess of 120 °F when this happens.
I just left the G4 screen on 50% brightness for about 5 minutes and the temperature remained 98 °F (this is on a wireless charger, next to a warm laptop fan exhaust). I switched to 100% brightness and the battery temperature increased to 100 °F over the next five minutes but no dimming has occurred. After a few more minutes the temperature dropped to 99 °F with the screen remaining at 100% brightness.
Different from your problem but: I turned on the developer options and set the screen to "always-on when charging" and have noticed that the screen dims after some amount of time (I haven't timed, maybe 15 minutes or so). I ended up here because I was looking for a way to change that time and may download the LUX app to do it.
Nice to know I am not the only one having this problem. I use my phone to play Ingress and sucks the battery dry faster than anything. The screen kept going dim as I was charging.
I also have this same issue on my G5. I've tried the Lux, free version, and it still dimmed on its own. I wonder if the paid version will help out my situation?
Sent from my LG-H830 using XDA-Developers mobile app
I like the auto-dim, and my phone seems to accept manual "guidance" as to how I prefer the auto-dim to work.
What I mean is that I can manually bump up the brightness slider (while auto-dim is checked/enabled), and the phone will auto-dim using the brighter setting. Or, I can bump the brightness slider down, and auto-dim will remember that and adjust the brightness.
So it's like you can control the baseline setting for auto-dim by using the brightness slider with auto-dim enabled, and then the phone will auto adjust from that baseline. I play ingress and during the day I bump up the slider, but during the night play I'll decrease the slider and still enjoy auto dim both ways, and preserve the most battery that way.
Aint looked to see if g4 has got it. I know g3 you go into hidden menu. And turn the thermal mitigations on and it stopped the throttle down. Lg has an insanley low throttle down temp.
TheMadScientist420 said:
Aint looked to see if g4 has got it. I know g3 you go into hidden menu. And turn the thermal mitigations on and it stopped the throttle down. Lg has an insanley low throttle down temp.
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Under what setting is it on the G3 so I can check the G5?
Sent from my LG-H830 using XDA-Developers mobile app
dmarco said:
Under what setting is it on the G3 so I can check the G5?
Sent from my LG-H830 using XDA-Developers mobile app
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On the g3 and g4 its under main hiden menu. I use shortcutmaster to get to them all. But the g4 the options not there. Im not sure i dont know anything about the g5. Im not interested in it at all. I am selling my g4. So i can get another g3.
Now i know theres an app 3ctoolbox. And in cpu settings you can modify the unclock temps i dont know if it does the screen.
So, the hidden menu in Marshmallow, here it is folks. Where would I be able to find the option to turn off screen dim do to thermal mitigation? Anyone have any ideas?
Sent from my LG-H830 using XDA-Developers mobile app
Mine also started to auto dim with auto brightness off. I have the H812 from Bell . I'm sure that on mine it's the proximity light sensor that is faulty or in the software. Because when i turn on the phone while blocking completely the proximity sensor it doesn't dim anymore. (knock knock doesn't work while sensor is blocked) but problem comes back if i wake up the phone without blocking the sensor. I have tried it many times and it's the same thing over and over.
Calibration in the hidden menu doesn't fix it, Lux and many other brightness apps iv'e tried don't fix the problem lol
I also use lux with cf.lumen
Lux will manage the auto brightness as per your preferences because i found the stock LG screen was about 15% lower than id like in all environments.
Cf.lumen actually changes the colour of the display rather than applying a dumb screen filter on top for night viewing.
The only thing Lux does for me is dim the screen twice since the phone already dims by itself 3-4 seconds after the screen is turned on. I can guaranty it's not an overheating problem, even after 30 minutes in the fridge it does it. I'm tempted to have the proximity sensor changed but will most likely wait for LG to release 6.0.1 to see if it will fix it.
Nougat 7.0 is days away and still no 6.0.1 MM for the G4. Pardon my language but LG really sucks . This is my first and last LG phone

Question Auto brightness bugged

Is anyone having issues with auto brightness, jumping up and down every few seconds? Im currently sat in a dimly lit room with the TV on and my screen keeps changing brightness levels every few seconds, if I pull down the notification area I can see the slider jumping about. I'm guessing the phone is reacting to the TV changing brightness levels as the picture changes but it seems way too sensitive.
Yeah known issue afaik. I'm hoping it gets resolved on an update
rosso22 said:
Is anyone having issues with auto brightness, jumping up and down every few seconds? Im currently sat in a dimly lit room with the TV on and my screen keeps changing brightness levels every few seconds, if I pull down the notification area I can see the slider jumping about. I'm guessing the phone is reacting to the TV changing brightness levels as the picture changes but it seems way too sensitive.
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One of the fixes in the November update was "Improvements for auto-brightness response in certain lighting conditions.".
I think auto brightness has always been an issue with Pixels. Its a feature I always turn off at this point
rosso22 said:
Is anyone having issues with auto brightness, jumping up and down every few seconds? Im currently sat in a dimly lit room with the TV on and my screen keeps changing brightness levels every few seconds, if I pull down the notification area I can see the slider jumping about. I'm guessing the phone is reacting to the TV changing brightness levels as the picture changes but it seems way too sensitive.
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Click to collapse
Yeah it is up and down like a brides nighty when the light it low on mine, it isn't smooth like it was on my Pixel 5. It feels a bit like the sample rate needs a longer delay because just an increase in brightness on my TV can send my Pro brightness shooting up, the adaptive display needs to wait a few seconds before acting.
MrBelter said:
Yeah it is up and down like a brides nighty when the light it low on mine, it isn't smooth like it was on my Pixel 5. It feels a bit like the sample rate needs a longer delay because just an increase in brightness on my TV can send my Pro brightness shooting up, the adaptive display needs to wait a few seconds before acting.
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Yeah my pixel 5 and 4a 5G never had this issue (same room and lighting conditions) its crap we have to pay to be beta testers nowadays, guess we will have to wait for another "fix" in next update.
crucialcolin said:
I think auto brightness has always been an issue with Pixels. Its a feature I always turn off at this point
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Should we really have to turn things off, considering the cost of this phone? Throw in a case and charger and your over £900 in for this phone, everything should work out of the box without having to turn off features.
It's horrible. When I sit at night in a dark room watching TV, it seems to react to the TV and jump all over the place. Never had this on a phone before. Why can't Google get auto brightness right? It's ridiculous.
Personally, I've always preferred Pixel's handling of auto-brightness to that of my recent Note 10+. I thought Samsung's auto-brightness didn't adapt very well (besides the dimmest not being as dim as the Pixel when using in the dark).

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