Fix for screen flickering on Galaxy S4 - Galaxy S 4 Q&A, Help & Troubleshooting

1.
Uncheck the Auto Brightness toggle on the Notification menu.
2.
Settings-> My Device-> Display-> "scroll to the bottom of the list"
Uncheck "Auto adjust screen tone"
Hope this helps!

No Fix
i tried as above but not solved plz help..

I am also suffering this issue (S4 I9505 screen flickering - half screen).
This issue happens for using the low brightness and the power saving option. If you don't have the warranty from Samsung, at the moment these are the options (no solutions) that you can do to avoid the screen flickering:
- Brightness Level (maximum)
- Auto brightness (unchecked)
- Auto adjust screen tone (unchecked)
- Don't use the power saving
- Install "Screen Filter" module in Xposed
I have noticed that the low temperatures affect to this issue, and also the vibrations (after using the bike the first timeS the screen is flickering)
I don't know what causes this issue, if... it is a HW error or a bug after to install something, no idea
If someone knows another solution, please share here! Thanks

Related

[Q] Galaxy S4 I9500 Screen flickering problem

Hi, started this thread to see if anyone had the same problem I'm having with my screen.
I have a Galaxy S4 GT-I9500 (Octa-core variation), it is running 4.4.2, rooted, stock Touchwiz.
The problem is that the screen starts to flicker almost as if it would want to turn off, when in low light conditions and auto-brightness on, it continues to flicker unless I set the brightness between +2 and +5. I can reproduce the issue without auto-brightness setting the brightness to the lowest, one notch above the lowest and there is no flickering. It is noticeable in white backgrounds and also when swiping down the notification center, that's the most noticeable instance but you can see it in the home screen and in any app.
I started noticing it when I had 4.2.2 Jelly bean (rooted), and I updated to Kitkat hoping it would be solved but it is the same, I updated through Kies and rooted, no Factory reset, I want to try that as last resort.
Funny thing I discovered is when I set Juice Defender to control my brightness it does not flicker even in -60% brightness, but when the dimming happens before the screen turns off it does flicker (and the dimming thing is controlled by the OS I think, not Juice Defender).
I wish I could put up a video but I don't have another phone to film it.
Anyone know if this is software or hardware? What can I do?
I'd like to add, that I changed the battery, disabled overlays in developers option, forced GPU rendering, tried Pimp my rom and played with all the settings, checked and unchecked every option in Display settings and it still flickered given the low brightness conditions.
I think I've found the best solution out there for most annoying screen flickering issues... Done a substential amount of digging and finally discovered the app "Twillight" works like a charm by enabling backlight control feature... Try it out first, then thank me and share your experience here ...

[Q] [BUG][LOLLIPOP] Screen "Flash" bug on screen timeout / manual lock

I'm having a couple issues with my nexus 4 after upgrading manually to Lollipop with the system image from Google Developers.
Sometimes, when the screen goes idle and turns off automatically or when it's turned off manually using the power button, the screen flashes on a higher brightness and shows the lockscreen before turning off. (I'm guessing the desired result is that the lockscreen should appear 'on screen' after the backlight is completely off).
What this causes is that when turning off the screen, the screen dims with the animation (fade to black and turn off), but before (and sometimes after) the animation is complete, it flashes for a few milliseconds displaying the lockscreen/background, even when locking the phone inside an app.
I could upload a video of the issue at a later time.
This bug didn't happen on any version/rom that went through my phone (many stock, many custom). Although I haven't tried installing another 5.0 ROM / AOSP.
The update also brought back a [hardware?] issue this Nexus 4 unit also has had since I got it. When dimming the screen using the brightness slider, sliding to the lowest setting turns off the backlight completely (effectively making the screen pitch black instead of dimming). This issue has been reported before and I was using Gravitybox to override the system lowest brightness level. Could these two issues be related? (Note that this issue didn't trigger this behavior before).
This issue has been reported by other users here:
http://forum.xda-developers.com/nexus-4/help/zero-brightness-t2168071
http://forum.xda-developers.com/nexus-4/help/problem-nexus-4-brightness-t2052857
https://www.youtube.com/watch?v=dvgt17sKQsU < this shows the screen going pitch black at lowest brightness, it happens either from the widget, the slider, and the option in settings.
Any ideas on why it happens or how can it be corrected?. Do you also have this issue?.
Many thanks in advance.

[Problem] Screen flashes bright on touch

Hello everybody,
I have this problem since few months:
Sometimes out of nowhere the screen starts flashing (like turning up brightness to 100%) for a split second when I touch it. After a while it stops. I have no idea where it comes from or how to replicate it. Sometimes restarting the device helps, sometimes not.
Automatic brightness is turned off.
Can anyone think of the origin of this problem or how to solve it?
It is a A2017G and on 7.1.1 with A2017GV1.2.0B05 but was the same with the last update (B04?).
Anything I could think of would be SystemUI Tuner, but I only use it to hide the NFC icon.
Thanks!
Try turning off assertive display under display settings
Tebor said:
Try turning off assertive display under display settings
Click to expand...
Click to collapse
Thanks! I turned it off now, hopefully it won't occure anymore.

ambient always on display

Does anyone else has a problem with ambient always on display not working? Most of the time it is there, but even if I turn off the Scheduler, sometimes off for hours, just the black screen. 10.3.10 MIUI
Yes, the same issue for me. Little annoying, but I hope it will be fixed in the next update. Maybe I will for now just turn off the always-on display.
You should read the description
Could you be more specific please?
"To reduce power consumption, items won't be displayed in the following situations:
1. When your device lies in dark for a long time.
2. When DND mode is on"
Haha, didn't saw that, but still, my room wasn't dark at all and it still went off. For now I have just disabled that option, and if that is only big bug I will be super happy.

Problem with phone display please help

My phone display has always had a yellowish tint but it's tolerable. Lately though, display turns really yellow and the colors which were pretty vivid before, become washed out. After a couple of hours, display goes back to being okay. Then becomes problematic again. This has become a cycle and it's driving me crazy! Can anyone please help me? Adaptive brightness and blue light filter are turned off.
There's also a display setting called "Display Mode", or "Color Mode", check it too.
Check accessibility settings as well.
You may want to boot into safe mode to check if problem is caused by a user app.
Mohamedkam000 said:
There's also a display setting called "Display Mode", or "Color Mode", check it too.
Check accessibility settings as well.
You may want to boot into safe mode to check if problem is caused by a user app.
Click to expand...
Click to collapse
Where can I find Display Mode or Color Mode? And what do they do?

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