Android :: Screen Brightness Not Working On 2.2

Oct 27, 2010

Anybody have any idea why this is not working under 2.2? (nexus one)
WindowManager.LayoutParams lp = getWindow().getAttributes();
lp.screenBrightness = 1.0f; getWindow().setAttributes(lp);
And yes, the auto-brightness is disabled under settings.

Android :: Screen Brightness not Working on 2.2


General :: Brightness Control Stopped Working / Can't Change Brightness Anymore

Nov 15, 2012

I have a htc sensation xl. My brightness control stopped working and I now I can't change the brightness anymore. It doesn't matter if I set to 30% or 100%, the brightness stays the same.I can only adjust the brightness from 0 to 25%. I already did and wipe and stiched a phone.

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Samsung Epic 4G :: Screen Brightness Seems To Adjust Up On Its Own - Voice Recognition Stops Working

Oct 9, 2010

I have two constant issues on my Epic-I've been ignoring them for a month but there must be a fix & I could really use your help! Also it would be good to hear from others who are seeing the same things so I know I am not completely insane...

1 - My screen brightness seems to adjust up on its own... To increase battery life I have it set all the way down...but, for example, as I was typing this post the brightness increased on its own... Any ideas?

2 - My voice recognition stops working all the time...not with one app either... Resetting my profile seems to fix it for about 5 minutes but it doesn't take long for it to go TU again

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Android :: Way To Set Screen Brightness Broken In 2.0?

Nov 17, 2009

I use the following code to dim the screen in one of my apps...

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Motorola Droid :: Automatic Brightness Of Video Recorder Not Working Correctly

Dec 4, 2009

i don't record video very often, so i just noticed this problem after having my droid for almost a month. does anyone else experience this? it's a little difficult to explain, but it seems like the automatic brightness of the video recorder is not working correctly. in low light scenarios, instead of the video getting brighter so you can see more, it actually gets DIMMER. i can tell this because i set up a scenario where half the room is regular light and half is low light.

things look fine in the regular light. additionally, things look fine when i have both sides of the room in the picture, and i can tell the droid adjusts a little because the the picture will get brighter, causing the regular light side to be very bright but the low light side to be visible (that's the expected behavior). then, when i pan to the low light side, i see the camera make a brightness adjustment again, but it gets dimmer rather than brighter, making it almost impossible to see anything. the screen basically turns black. i'm sure this is not how it's supposed to work, but what i'm wondering is whether i have a faulty unit and should exchange or whether everyone has this issue. did anyone understand this post?

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Android :: Turn Screen Off / On Or Change Brightness

Oct 28, 2010

I'm trying to control to turn screen off/on. I'm using device HTC G1 (1.6). To turn off screen I write:
WindowManager.LayoutParams lp = getWindow().getAttributes();
lp.screenBrightness = 0f;
getWindow().setAttributes(lp);

But if I want to turn on screen:
lp.screenBrightness = 1f;
getWindow().setAttributes(lp);

Screen not turn on.
if lp.screenBrightness = 0.02f;
screen change bright, but not turn off.
Which right way to control by screen?

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Android :: Screen Brightness Application / Settings

Mar 13, 2010

To save power I keep the screen brightness down low - what I want to know is - is there any app that overrides this setting when my phone rings so that the screen goes to full brightness so I can tell properly who is calling me?

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Android :: How To Disable Auto Screen Brightness?

Oct 1, 2010

I have no clue how to disable the "auto screen brightness" in settings?

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Android :: Simple Example Of Changing Screen Brightness For An Activity?

May 30, 2010

There are apparently at least three different techniques for changing screen brightness in the Android OS. Two of them no longer work post-cupcake and the third accepted technique evidently has a bug. I would like to increase screen brightness at the start of a one-view activity then turn the brightness back to the user setting at the end of the activity. No buttons, no second view or second activity. Just a maxed brightness at start and a return to original brightness setting at the end of the activity. The examples of the current technique using WindowManager.LayoutParams that I have located range from 2 lines of code

WindowManager.LayoutParams lp = getWindow().getAttributes();
lp.screenBrightness = 100 / 100.0f;
getWindow().setAttributes(lp);

To several pages of source code and numerous activities. Is there a simple example of maxing the screen brightness at start that someone can provide a link to?

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HTC EVO 4G :: What Do You Keep Your Screen Brightness Level At?

Jul 23, 2010

So, what do you guys keep your screen brightness level at? I never use auto-brightness. I usually keep mine at 40-50%, day and night

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Motorola Droid X :: Way To Set Screen Brightness?

Jul 17, 2010

What is yours set on?

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Samsung Captivate :: Need Better Screen Brightness App

Jul 24, 2010

This screen is unnecessarily bright in total darkness- is there a better screen brightness app that can bring the backlight down more than the settings allow?

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Motorola Droid :: How To Set Screen Brightness?

May 27, 2010

I am very anal about the brightness setting. I keep the setting very low to save battery. While indoors this is almost never a problem but when I go outside I can't see the screen. This makes it very hard to change the brightness. How do other people solve this or am I the only one that has this problem? Does anyone know of a way to map a button (like home button) and change the operation of the long press?

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Samsung Epic 4G :: Screen Brightness Jumps To 75% / How To Fix?

Dec 1, 2010

The screen brightness on my epic will jump from 0% to 75%. I have auto brightness off and the power control widget is not on any of my screens. Does anyone know what is causing this and how I can fix it?

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Samsung Captivate :: Which App Keeps Changing Screen Brightness?

Aug 1, 2010

I set auto brightness off and turn it all the way down cause the screen itself is bright already. but sometimes my brightness setting keep changing. i think an app does that?

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Samsung Galaxy S :: Need App To Adjust Screen Brightness

Jul 9, 2010

Just got my Galaxy S 2 days ago, loving it so far but does anyone know any app that works with adjusting the brightness for the phone beyond what default brightness setting . Even on the lowest setting it is still so bright, and on the battery use page it say that the display uses 65% of the battery.

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General :: Can't See Screen To Reset Brightness Back Up Again

Mar 9, 2013

I have a Versus tablet running 4,0 and have accidentally set the screen brightness to 0. I can't see the screen to reset the brightness back up again. The manual says to do a factory rest but needs you to see the screen to do this. Have tried resetting and Android recovery but no effect.

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General :: No Checkbox For Automatic Screen Brightness?

Jul 3, 2013

I'm currently building a custom ROM based on android 4.1.2 and I am having two questions:

1. In Settings -> Display -> Brightness there is no checkbox for automatic screen brightness. Can this feature be added (the check box to turn on/off the automatic brightness)?

2. When I activate the automatic screen brightness (using notification bar toggle) and the battery drains under 15% the brightness is setted to maximum and the Brightness page in settings can't be used, is there a way to fix this?

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General :: Automatically Change Screen Brightness

Oct 26, 2012

Any app that will automatically change the screen brightness based on a defined battery level. Preferably with the option to define how much the screen is dimmed as well.

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Samsung Moment :: Screen Brightness / Data Lockup

Aug 3, 2010

Ok so I'm about a week and a half maybe more in with the froyo rom the newst one and while I love it especially the battery life. I'm experiencing some new problems that I don't recall having before. The screen will randomly turn off even though I have the screen delay set to 2 minutes. Other times it will just get dim to about 30 percent regardless of the brightness setting. I'm wondering if this is strict lg a hardware issue or something to do with the rom? I'm just afraid one time its not going to turn back on lol. Also I'm having data lockups where I have to restart the phone at least once a day. I don't recall experiencing this before. A little help and or understanding would be much appreciated on these 2 topics....also does anyone know of any better roms? Like one where wireless tethering app actually works? I have yet to have it work since installing this rom.

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Motorola Droid :: Screen Brightness Adjusting Automatically

Nov 13, 2009

Until now I had my screen set to auto brightness.First, +1 to those who said in other threads that the screen looks even better when you turn that off and put brightness all the way up.But my question here is why, on auto brightness, the screen sometimes increased or decreased brightness when I was using it. It happened all the time. The only thing I can rule out as the cause was time delay, because sometimes it happened as I was typing or just after, and sometimes it would happen after a delay. I think it must be connected to either orientation, or movement, or brightness sensor detecting the ambient light, or something.If I could figure out how to make it stop doing that I would go back to auto-brightness.

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Motorola Droid :: Auto Screen Brightness Setting?

Feb 9, 2010

Long time lurker, please no flaming.The Droid has an awesome screen, especially when set at full brightness. However, I typically have it set at the lowest brightness to conserve battery. On my old Windows phone I was able to have the brightness adjust to full when it was plugged in. I've looked for this setting on the Droid and thus far have been unsuccessful in locating this ability.Does anyone know if this setting exists or if there is an app that would do this?

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Sony Ericsson Xperia X8 :: When Use App Screen Brightness Keeps Varying On Its Own

Oct 27, 2010

The brightness of my sony xpreia x8 keeps varying on its own, even while i am using any application. Any idea on why this may be happening?

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Samsung Captivate :: Display Brightness - Screen Goes Back

Aug 9, 2010

I set the brightness to the lowest.i turned off the automatic brightness adjustment and i also disabled the power saving mode on my captivate. however, the screen goes back to the brigthest sometimes. is anyone having the same problem?

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General :: Galaxy Note 10.1 - Screen Stuck At 0% Brightness

Mar 28, 2014

I haven't had any screen issues in the past, but today my tablet randomly decided to go totally black on me. I looked online and some posts mentioned to check if the screen was actually off, or just stuck at 0% brightness. So I got a flashlight and it turned out that I could see the screen in the light of the flashlight, very faintly. I tried to manually change the brightness setting, but that didn't do anything. I tried to go into 'power saver settings', but the 'screen brightness' power saver setting is stuck on and won't uncheck. Restarting doesn't fix it. Plugging it in to the computer or an outlet doesn't fix it.

I haven't downloaded any applications that override the screen brightness.

I'm using the Galaxy Note 10.1 (not the 2014 version).

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General :: HDC Galaxy Note 3 - Screen Brightness Set To Lowest One?

Dec 17, 2013

I have bought a HDC Galaxy Note 3 N9006 1:1 Quad Core model.

The specs are:

MTK6582 Quad cores 1.3GHz Cortex A9+SGX544 GPU
Ram : 1GB
Rom : 4GB(Support TF Card up to32GB)

First of all, the biggest problem is the battery life.. The phone is on for about 1 up to 2 hours of semi-heavy usage. The screen brightness is set to the lowest one and still the battery life is really low. I dont know whether this is a software fault or the chinese battery is simply crap, so i dont know if there is any point in buying a genuine Samsung Galaxy Note 3 battery.

Secondly, i have an error on some of my apps saying that "Google services that some of your apps rely on, is not supported by your device.. ( screenshot included)" how to fix this problem on this HDC model?

Thirdly for some reason i keep on getting a message about roaming, ( i cant see the message fully, screenshot included) and i have to register my network again for it to disappear for a short period of time and then i have to repeat the same process again.

Lastly, i cannot update my youtube application and i get an error saying that i need to uninstall the previous version of the app. But the problem is that it wont let me delete the previous version.

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General :: App To Show Low Brightness Clock When Screen Turned Off?

Aug 3, 2013

Is there application that show a low brightness clock when screen turned off such Glance Screen feature on Nokia Lumias considering both Lumia and Droid Razr use the same AMOLED display.

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HTC Desire :: Want Wallpaper / Brightness Setting For Outdoors Screen Visibility?

Jul 7, 2010

What is the best wallpaper/brightness setting for outdoors screen visibility? This morning I was running late for my lift and I missed a call from my mate asking where I was. I got my phone out and couldn't see a thing on the screen so had no idea who was ringing me. Turns out a plain black wallpaper and lowest setting brightness does not like being outdoors.

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Samsung EPIC 4G :: When Browser Opened - Screen Brightness Dims Down?

Aug 31, 2010

I have the brightness turned all the way up but when I open a web page it dims down? Then when I exit it goes back to normal bright. Is this normal?

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Samsung Captivate :: Screen Brightness Doesn't Stay At Maximum

Jul 29, 2010

I have the Auto-Brightness turned off and am using the Power Control widget but from time to time, the settings on Power Control goes to min. without my actually touching the control (its on a different home screen, not the main one, so its not that Im touching it by accident).

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