Reduce s4 resolution - Galaxy S 4 Q&A, Help & Troubleshooting

In 4.3 the resolution of s3 worked pretty good however in kitkat it won't
Anyone got a prefect 720p resolution and dpi settings for this device as setting a 1080p resolution is just a waste of battery and processing power
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Any help
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sahilg009 said:
Any help
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The screen by itself is the biggest battery drainer of the whole device. The screen itself is 1920x1080.
If you use software to put it into 1280x720 or even lower the screen itself will still be 1920x1080.
All the 1920x1080 pixels need to be enabled, regardless of the resolution set by the software.
Ergo: has no use, to save battery. Best way to conserve battery is to leave the screen off.

Related

Screen Resolution adjustment ?

Whilst looking at a screen replacement for the Adam's screen someone found a viable replacement, but can't get it to work.
Now it's very probable that the drivers must be updated and maybe the resolution should be adjusted somewhere.
Does anyone have an idea what files should be adjusted to get this to work ?
Would be awesome to get better viewing angles on the Adam..
That would be nice ... how about screen from samsung the superomeled...
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Dark Background/Battery Life Correlation?

Hello all,
First time poster here with a pretty simple /silly question... If you use darker backgrounds, reading apps, themes, etc... (as opposed to bright /light ones) does it save battery life? I read somewhere that it doesn't matter and that the screen uses the same amount of power regardless. I also read though that some types of screens are able to turn the black pixels off saving battery life.
Thanks for any input.
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For amoled screens a little bit but LCD I don't think so.
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Excuse my ignorance but what type of screen does the N7 have?
Thanks for the help.
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makeshiftwings said:
Excuse my ignorance but what type of screen does the N7 have?
Thanks for the help.
Sent from my Nexus 7 using xda app-developers app
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LCD.
Yep, with an amoled display you can save some percents(the exact value differs over the display/phone/app used) over a darker background due to the techique used. With a lcd display the only thing that influences the battery time is the screen on time and the brightness.(of course this two points also count for the amoled)
Thanks everyone!
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Wallpaper resolution?

I transferred my wallpapers from my SGS2. Resolution of those is 960x800. On my SGS4, there's a little strip of black at the bottom. Is the resolution of this screen 960x854 rather than 960x800?
This phones resolution is whatever 1080p is, drawing a blank. 1920 x 1080?
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crawrj said:
This phones resolution is whatever 1080p is, drawing a blank. 1920 x 1080?
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I'll try that. And if it's too big I guess it'll shrink it down.

Lower brightness settings

Hi
Could someone told me if there is a mod or some settings to do in order to get a brightness lower than the min value, I do use the phone sometimes at night but I found out that the min value is too bright for me, compared to my xperia S, which is very low..
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Is this maybe that thing that you're looking for?
Screen Filter
This app makes your colours look washed out, but makes the backlight less intense.
Thank you, screen goes a little grey but it's fine
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arc_u said:
Hi
Could someone told me if there is a mod or some settings to do in order to get a brightness lower than the min value, I do use the phone sometimes at night but I found out that the min value is too bright for me, compared to my xperia S, which is very low..
Sent from my Nexus 4 using xda app-developers app
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There is an app called LUX, which can reduce you brightness to "0". It also does a much better job of auto brightness control that Android does in general, so your battery should last longer

Disable Pixels to save battery / increase performance?

Is there any app/mod that can disable some pixels on the 1080p screen to get e.g. 720p resolution?
If only half of the pixels are active then we would save lots battery and maybe get a performance increase?
I am 99% sure that can't be made
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