Samsung S9+ display has blurred, whiter color after latest october 2020 update! - Samsung Galaxy S9+ Questions & Answers

Hi folks!
I have an issue with my Samsung S9+(G965F) display:
After locking the screen and reopening it, my display turns into a blurred, whiter color everywhere, menu, settings, no matter what I check.
These issues came for the first time after the Android 10 update from April 2020, now I got the latest update on the 30th of October 2020 which didn't fix this issue!
My software version is G965FXXUCFTJ2/G965FOXMCFTJ2/G965FXXUCFTJ1
Security patch level: October 1, 2020
One UI version is 2.5
Android 10.
After hours of Youtube, forums and other sources I got a temporary solution for this:
If the Always On Display is set to Show always, then after reopening the phone has its original color like it should be...weird! If I tap the screen after locking it then the AOD appears as well and the colors are fine.
The problem with this solution is that if I lock the screen and want to reopen it quickly in 1-2 seconds (before the AOD comes up on my screen) then the display color is once again blurred, whiter.
The problem appears only if the AOD is off or appears too late on the lock screen.
I have tried also many solutios but until now this is the best that I found.
Other tried solutions:
Google Play Books app, blue light off doesn't work!
Samsung factory Blue Light filter settings doesn't work!
Display settings don't fix this issue!
No other themes are installed, only the Samsung stock, blue theme is installed on my phone!
After I installed Nova Launcher I tried to find the Night Light app in it , but I couldn't.
Maybe in the old Nova launcher version there was one but now there is not.
Wipe cache partition delete, doesn't work!
Reset and Factory Reset doesn't work!
Check the attached screenshoots which were taken with an S8 because my S9+ takes just blurred, whiter screenshoots, strange!
First and third photo are after AOD appears on the lock screen, 2nd and 4th are without AOD on the screen lock, blurred and whiter!
Any other ideas maybe?
Thank you in advance for your replies (hopefully I will get some) and sorry for my poor english
Love , peace & understanding!
Best wishes: adrianonimus

Find app called "OLED Saver" and install it. It's available on google play store.
App will control your phone light but before you start using it turn on your screen light to maximum then adjust from app to what ever level you want. I had similar problem and this worked for me, using it for more then 2 weeks, not happened even once after.

ivica122 said:
Find app called "OLED Saver" and install it. It's available on google play store.
App will control your phone light but before you start using it turn on your screen light to maximum then adjust from app to what ever level you want. I had similar problem and this worked for me, using it for more then 2 weeks, not happened even once after.
Click to expand...
Click to collapse
Hi ivica122!
Thank you for your reply, I tried this app also, not so bad, wonder if the factory brightness has to be set always at max, how will this influence my battery....any observations about that?
In fact my problem will be if I want to sell this mobile to someone and have to say something about this whiter screen...
I was waiting for the latest software update with big hope that this bug will be fixed, but unfortunately they didn't....
At least with this app I can turn off the AOD
But anyway, this is a solution, but still waiting for a software fix or whatever...
Thank you for your answer, have a nice day.

Yes, it will be a problem if you want to sell it, i also hope some update will fix this but starting to doubt.
About battery life - with oled saver you can lower down phone brightness as much as you want, you can even use auto brightness from oled saver, it will keep your screen problem free and battery will be used like you lower down brightness from your phone. I didn't notice any difference. Look at the app like override of phone brightness functionality.
You know what, maybe you can try downgrading it to the latest android 9? If that fix a problem you can sell it like that, because when i was reading about this all people that has a problem said that problem started after upgrading to android 10.

ivica122 said:
Yes, it will be a problem if you want to sell it, i also hope some update will fix this but starting to doubt.
About battery life - with oled saver you can lower down phone brightness as much as you want, you can even use auto brightness from oled saver, it will keep your screen problem free and battery will be used like you lower down brightness from your phone. I didn't notice any difference. Look at the app like override of phone brightness functionality.
You know what, maybe you can try downgrading it to the latest android 9? If that fix a problem you can sell it like that, because when i was reading about this all people that has a problem said that problem started after upgrading to android 10.
Click to expand...
Click to collapse
I cannot downgrade my phone as is not rooted, so this option is not my solution...
I will use this app and wait for the next update, who knows
But anyway, thank you for your alternative.

Hy guys! I have your problem after last update my s9+ begin to have green screen. Anyone try to downgrade at android 9 ?

aranbonjo said:
Hey! I have your problem after last update my s9 + starts to green screen. Anyone trying to downgrade Android 9?
Click to expand...
Click to collapse
nic nie dało wrócenie do androida 9 i androida 8 to samo dalej jest
Translation: Going back to android 9 and android 8 did not work, the same goes on

Hi! Just want to inform you guys that even with the latest minor updates from the last 3 months I still have this problem, I'm now on the latest version: G965FXXSEFUA1
Android 10
One UI 2.5
Security patch: 2021.February 01.
So no fixes here at all.
As I said before, my phone display colour is clear only if I open the phone with the AOD always on, so that I can see it.
If I will open my display before I see the AOD, (1-2 second) the colours are blurred, whiter, so no change here at all.
If I don't use at all the AOD then the display is always whiter, blurred!
My phone is not rooted, I don't want to root, and the OLED Saver app is only a kind of solution...of course the display is better with this app, but if I will sell my phone I will have to say something about this issue, so I'm afraid I will not get a good price....
I want to change my phone and I want to believe that this issue is not a common problem on other Samsung phones, even if I read about this problem affects Note 9and 10 also...
So, help me GOD!

I'm not in to this anymore but have you tried to find the way to downgrade it to android 9? Here on xda? I will try to find.

ivica122 said:
I'm not in to this anymore but have you tried to find the way to downgrade it to android 9? Here on xda? I will try to find.
Click to expand...
Click to collapse
I really don't want to root my phone, but anyway. thank you.
I will try to make once again a factory reset, but I have so much things which I have to reset and reload etc.
Anyway, I will update this thread after, hopefully it will fix this.
BTW, I want to change or to buy a new Samsung S20 FE or Samsung S10+, which is better? I guess the S20 FE model worth better...

Don't know which is better but root is not required for downgrade, if this tutorial is true. I am downloading last android 9 update from samfrew.com and will give it a try:
How To Flash Stock Firmware on Samsung Phone Using Odin
Now you can install stock firmware right from your home without leaving your phone at service center. Yes! In this guide, we will guide you on how to in
www.getdroidtips.com

ivica122 said:
Don't know which is better but root is not required for downgrade, if this tutorial is true. I am downloading last android 9 update from samfrew.com and will give it a try:
How To Flash Stock Firmware on Samsung Phone Using Odin
Now you can install stock firmware right from your home without leaving your phone at service center. Yes! In this guide, we will guide you on how to in
www.getdroidtips.com
Click to expand...
Click to collapse
OK, but for me is not so easy this, I use my home also for work and if I do this with Odin the security changes will stop for my enterprise stuff....so only the factory reset is my solution, anyway let me know about, thank you.

Factory reset will not delete that? I'm not so sure I think it will delete all installed software and remove all logs and cookies and stuff like that, but good luck, i'll downgrade mine as soon as i have time and will write here if the problem is solved.

ivica122 said:
Factory reset will not delete that? I'm not so sure I think it will delete all installed software and remove all logs and cookies and stuff like that, but good luck, i'll downgrade mine as soon as i have time and will write here if the problem is solved.
Click to expand...
Click to collapse
Tomorrow I will make a factory reset, I will tell you what's up after, waiting for your downgrade result, thank you.
Btw, if your downgrade is successful you will upgrade also to the latest Android 10? Or you will stay on the 9?

I already did factory reset to my phone a couple of times and that didn't help, because the problem is in firmware and some people noticed that problem started with ui 2.0, which is part of android 10, so i will not upgrade again to android 10, i will stay on 9, i don't care about android 10, i really don't see much difference, i only want camera firmware upgraded and that happened with latest android 9 for this phone (night mode, for example), that's all i need so i will be very happy if 9 is working like i remember it, with no screen problems at all.

I don't know why i find this now and not earlier but it seems that samsung phones can't be downgraded, at least not from android 10 to 9. I bet people who new this are now laughing instead of telling us that it's impossible but i just tried and failed, you can't downgrade from newer binary to older. So oled saver app will have to be enough.
This is very disappointing from samsung, first they update my phone with faulty firmware and then don't allow me to go back to older one that was good.

ivica122 said:
I don't know why i find this now and not earlier but it seems that samsung phones can't be downgraded, at least not from android 10 to 9. I bet people who new this are now laughing instead of telling us that it's impossible but i just tried and failed, you can't downgrade from newer binary to older. So oled saver app will have to be enough.
This is very disappointing from samsung, first they update my phone with faulty firmware and then don't allow me to go back to older one that was good.
Click to expand...
Click to collapse
Yes, I guess is only possible if you root your phone before the downgrade, I saw here something about, but I will not try with my phone as I'm not interested, I just wanted to know if somebody else has this problem and maybe there is a fix for it, unfortunately it looks only this OLED Saver app is an option.

Same problem. Been using oled saver for a while now. Works, but I'd rather a cure than a band-aid

ddjr said:
Same problem. Been using oled saver for a while now. Works, but I'd rather a cure than a band-aid
Click to expand...
Click to collapse
So one more of us Did you noticed when this problem started? With android 10 or earlier?

I honestly think mine started after I dropped the phone. I could be wrong.

Here what i found

Related

[Q] Screen turns on by itself...

:crying:
Hey guys, I've been searching the forum for a solution to this ploblem but came back empty handed. I rooted my sgIII i9300 last night and since then the screen keeps turning on randomly. Sometimes I even have to turn it off manually. I've uninstalled all recent installed apps. Killed all apps running in background. Toyed with the screen timeout, brightness and other screen features related but nothing does it.
Baseband version
I9300XXLEF
Kernel Version
3.0.15-57065
Rooted with CWM Manager v3.6
I'm thinking about rooting again but is it wise?
Try reinstalling the stock firmware or try unrooting
IF YOU LIKE MY WORK, THANK ME BY THE BUTTON BELOW
Yeah I thought about that, but I don't feel like going through the hassle of a full fledged flashing process. I guess I'm gonna unroot and root again. If anyone has this issue, ... .
Uniinstall all of your apps.
Xelium said:
Yeah I thought about that, but I don't feel like going through the hassle of a full fledged flashing process. I guess I'm gonna unroot and root again. If anyone has this issue, ... .
Click to expand...
Click to collapse
that's rather pointless in my mind... just perform a factory reset...
Sent from my GT-I9300 using Tapatalk 2
Problem solved. It was an app messing with the hardware. A cheap torch app.
you mean "0 money" or "few money"? ;-)
got same problem on my tab10.1/overcome231. i guess whether "high intensity flashlight" is guilty.
however, i hoped to know out whether there are some log application that records actions such as "which app sounded" or "which application turned the screen on".
any ideas?

Issues after upgrading to Stock 4.2.1

I finally took the courage (putting aside fears of bricking the phone) and decided to upgrade my Canvas HD to 4.2.1 all by myself .
So I went through a few tutorials on here and realised they are more or less the same, and decided to use this one.
I did get the device upgraded, but not before going through some troubles.
Firstly, the SP tools wouldn't stay stuck at 0% even after clicking download and connecting the device.
(Turned out I needed to install the MTK Vcom drivers.(I had already installed the Mobistel Cynus T1 Drivers).
And after that, to my horror, even the TP upgrade it seemed had failed .
Was showing a message saying 'TP Upgrade failed' or something similar.
The OK button wouldn't work either. (NO, I didn't touch the phone while TP Upgrade was in progress. Left it alone for a good half an hour)
Removed and battery and put it again and booted up the phone. (I was bracing my self for a touch-less phone, as reported by a few others.)
To my surprise, the touch was working, and the OS was updated to 4.2.1.
However, I'm not a 100% satisfied with the upgrade.
The colors and clarity of the screen seem a little off.
And I even see a set of blurry pixels just below the notification bar. (I only see this when I am on the homescreen. When I open the app drawer, they go away)
Also, I've set swipe as the lock screen protection. Previously it used to have 3 icons - camera, google now and of course unlock.
But now only the unlock icon is there. (attached screen)
Can anyone help me out here. Has my upgrade gone wrong somehow?
Has anyone faced similar issues?
Should I re-do the process? I'm worried about the TP Upgrade ruining my phone.
im1nfected said:
However, I'm not a 100% satisfied with the upgrade.
The colors and clarity of the screen seem a little off.
And I even see a set of blurry pixels just below the notification bar. (I only see this when I am on the homescreen. When I open the app drawer, they go away)
Also, I've set swipe as the lock screen protection. Previously it used to have 3 icons - camera, google now and of course unlock.
But now only the unlock icon is there. (attached screen)
Can anyone help me out here. Has my upgrade gone wrong somehow?
Has anyone faced similar issues?
Should I re-do the process? I'm worried about the TP Upgrade ruining my phone.
Click to expand...
Click to collapse
the face that you're able to use the phone normally now shows that TP upgrade has already completed good. the lockscreen of android 4.2 shows only the unlock ring by default. it doesn't show others. so it's all working fine. you don't need to worry about any of it, unless your apps start crashing. regarding the colors, you say it becomes normal when the app drawer is opened, which means it's not really a problem. stock wallpapers are not that good. try changing the wallpapers.
The issue related to colours is persistent, i.e. it doesn't go away after I open the app drawer.
You can see the screenshots I posted in reply to this thread.
The colours were definitely not like this before the upgrade. Something is definitely wrong.
I don't know if it is due to some new economical backlight features added by micromax, but turning that off doesn't help either.
I even installed the MIUI rom by ahishek kumar, and that doesn't seem to solve the problem either.
I would definitely like to revert all of this and then let the mmx service centre take care of this.
Do you know how would I do that? I guess I can revert to the backup taken using CWM before installing MIUI, but how to downgrade to 4.1.2 then?
im1nfected said:
The issue related to colours is persistent, i.e. it doesn't go away after I open the app drawer.
You can see the screenshots I posted in reply to this thread.
The colours were definitely not like this before the upgrade. Something is definitely wrong.
I don't know if it is due to some new economical backlight features added by micromax, but turning that off doesn't help either.
I even installed the MIUI rom by ahishek kumar, and that doesn't seem to solve the problem either.
I would definitely like to revert all of this and then let the mmx service centre take care of this.
Do you know how would I do that? I guess I can revert to the backup taken using CWM before installing MIUI, but how to downgrade to 4.1.2 then?
Click to expand...
Click to collapse
Try re-flashing the stock rom and maybe this time you wont get a tp update and your device will work just fine
---------- Post added at 09:55 AM ---------- Previous post was at 09:43 AM ----------
im1nfected said:
The issue related to colours is persistent, i.e. it doesn't go away after I open the app drawer.
You can see the screenshots I posted in reply to this thread.
The colours were definitely not like this before the upgrade. Something is definitely wrong.
I don't know if it is due to some new economical backlight features added by micromax, but turning that off doesn't help either.
I even installed the MIUI rom by ahishek kumar, and that doesn't seem to solve the problem either.
I would definitely like to revert all of this and then let the mmx service centre take care of this.
Do you know how would I do that? I guess I can revert to the backup taken using CWM before installing MIUI, but how to downgrade to 4.1.2 then?
Click to expand...
Click to collapse
If you want to downgrade to 4.1 just flash 4.1 stock rom using sp flash tool.you can refer to this link http://www.youtube.com/watch?v=b4Kkj_R9Rq8

Auto-brightness not returning to dark

I noticed a problem the last days with auto-brightness. It goes up to bright mode fast, maybe within a second if i put it under a lamp, but if i take it to an entirely dark place it remains to bright for even more than a minute or forever, until i hit the lock button and unlock it again. After unlocking it's always in the right brightness. I am not sure if that had begin after i tested an app called battery test utility which had some strange behaviour and i unistalled it instantly. It happens the most times right now and i am in android 4.3 official ota mk release which i must say made my phone faster and better in any ways. Do you think i need to do a factory reset? From my known i have no app installed that interfere with brightness settings.
Hi, same problem here, using I9300XXUGML2 clean install.
Regards
[email protected]
[email protected] said:
Hi, same problem here, using I9300XXUGML2 clean install.
Regards
[email protected]
Click to expand...
Click to collapse
At least i am not the only one here! Have you tried the Yet Another Auto Brightness (YAAB) from play store? I tried it and it works really good and i am sure now it's a software problem not the hardware. But i want the build in function and not having a third party app installed... Have you done a factory reset after upgrading?
As you mention I don't like other applications running for a function that must work in the original ROM, not a big issue but a problem there. Also did a factory reset a couple of times and the problem persist.
Lets hope it will get fixed in a coming update.
Regards
[email protected]

Honor 5x kills my apps

Hello folks,
I'm not getting push notifications on my phone, i use Whatsapp for messaging and calls and it works but when the screen turns off for a long time the app gets killed or something and i don't get messages nor calls through Whatsapp, until i wake up the phone and launch the app. That's when i get all the notifications and missed calls.
Things i've tried:
Changing the phone to performance mode
Protecting the app from closing when screen turns off
Leaving the app open and locked sliding down on the recent apps tab
Reinstalling and updating the app
I don't know what else to do this is driving me crazy. I was planning to stay with the stock Android but all these weird configurations make me consider going with Cyanogenmod if i can't fix it.
Going to CyanogenMod is a good decision. EMUI has problems in handling whatsapp notifications, which they say will be fixed by OS updates.
The problem of killing apps remains in EMUI till now. EMUI says killing apps is good for RAM management. But they should give more idle time for the app before killing it. You could have seen the reviews everywhere that the RAM management is not good in EMUI. Its default behaviour. You cant change it.
(doble post)
vsriram92 said:
Going to CyanogenMod is a good decision. EMUI has problems in handling whatsapp notifications, which they say will be fixed by OS updates.
The problem of killing apps remains in EMUI till now. EMUI says killing apps is good for RAM management. But they should give more idle time for the app before killing it. You could have seen the reviews everywhere that the RAM management is not good in EMUI. Its default behaviour. You cant change it.
Click to expand...
Click to collapse
Damn that's pretty bad and should have been fixed by now.
i regret buying this phone if i'm forced to install a custom ROM to make something basic work.
Also the EMUI interface is disgusting so i guess i'll be installing Cyanogenmod anyways. The stock Android interface is much nicer.
Do i just flash the ROM and gapps from my SD card or there's something else i should do? Unlock bootloader or something like that?
Madbezier said:
Damn that's pretty bad and should have been fixed by now.
i regret buying this phone if i'm forced to install a custom ROM to make something basic work.
Also the EMUI interface is disgusting so i guess i'll be installing Cyanogenmod anyways. The stock Android interface is much nicer.
Do i just flash the ROM and gapps from my SD card or there's something else i should do? Unlock bootloader or something like that?
Click to expand...
Click to collapse
Start by reading the TWRP thread in the developers section
Custom ROMs, that's all I can say
Madbezier said:
Damn that's pretty bad and should have been fixed by now.
i regret buying this phone if i'm forced to install a custom ROM to make something basic work.
Also the EMUI interface is disgusting so i guess i'll be installing Cyanogenmod anyways. The stock Android interface is much nicer.
Do i just flash the ROM and gapps from my SD card or there's something else i should do? Unlock bootloader or something like that?
Click to expand...
Click to collapse
Did u successfully root..and what ROM did u flash? I'm curious to know.
Sent from my SM-N900T using XDA Labs
I am noticing that this phone will randomly just force close an app, like no matter if I am in system settings or in Facebook. I have used phone with less ram that handles process better than EMUI. The sad part is I bought this phone because I wanted a close to MIUI experience, although it is close, it appears to missing the mark in so many ways. I really wish Xiaomi would start selling to USA
AsuraDas said:
I am noticing that this phone will randomly just force close an app, like no matter if I am in system settings or in Facebook. I have used phone with less ram that handles process better than EMUI. The sad part is I bought this phone because I wanted a close to MIUI experience, although it is close, it appears to missing the mark in so many ways. I really wish Xiaomi would start selling to USA
Click to expand...
Click to collapse
RAM Management, Yeah EMUI doesn't do that part fine. Hoping so to get improved in future updates.
AsuraDas said:
I am noticing that this phone will randomly just force close an app, like no matter if I am in system settings or in Facebook. I have used phone with less ram that handles process better than EMUI. The sad part is I bought this phone because I wanted a close to MIUI experience, although it is close, it appears to missing the mark in so many ways. I really wish Xiaomi would start selling to USA
Click to expand...
Click to collapse
EMUI is just so app unfriendly when it comes to RAM management
I haven't flashed the custom ROM yet, emailed honor US support a month ago to see if they're planning to fix it but they ignore my emails.
I'll end up selling the phone and getting Xiaomi if CM13 gives me problems.
Sorry for the offtopic but is there a way to back up the stock Android in case i need to go back?
You can always adjust the minfree values using several apps.
I think it has nothing to do with RAM, because it kills the app even if there's nothing else running.
Madbezier said:
I think it has nothing to do with RAM, because it kills the app even if there's nothing else running.
Click to expand...
Click to collapse
Maybe you enabled "Don't keep activities" in Developer options.
Sent from my honor 5X using XDA Labs
you can look into this
Settings > Advanced Settings > Battery Manager > Protected Apps
Here you can select all the Apps you want to keep running even after the screen goes off for a long time without auto-killing them
hope this helps you even without switching to CM
or
check this
go to the App Info. of those Apps which you feel they are being killed and click the Battery and then check the Keep Running after screen box
as you find in attachments

Question 61.0.A.15.35

It looks new update was released:
Xperia 1 III (XQ-BC52)
The latest software and firmware versions for the Xperia 1 III (XQ-BC52) XperiCheck.com checks the Sony servers every 5 minutes to always display the latest information.
xpericheck.com
Anyone received it already and can share feedback? Knowing sony only copy paste of security patch from Google but who knows?
Stubborn sony still does not share release notes! <angry>
Got it yesterday, no issues, but I haven't noticed any obvious changes either.
On previous version, I've had a black notification bar stick to the top of game screen a few times, no reoccurrences of that so far, but am not convinced it's fixed yet.
Now generally available in UK - was only for carrier versions previously I understand. Only change I can detect is October security update. Shame Sony never do a change log
Has anyone else lost touch and navigation vibration since this update? I just got the update today and since then I'm not getting any vibration when interacting with the phone at all and can't get it re-activated
DarthOps said:
Has anyone else lost touch and navigation vibration since this update? I just got the update today and since then I'm not getting any vibration when interacting with the phone at all and can't get it re-activated
Click to expand...
Click to collapse
Looks like a restart fixed it!
Touch and navigation vibration is so buggy. One restart it works, another restart it doesn't work and another restar it works. I think it is time for Sony to fix this. Anyway that is my problem with touch and navigation vibration. After this software update it works but we will see if they fixed this..
Hi,
I noticed changes in the Clock application and when it's ringing, buttons looks like new Android 12 Design maybe...
Nothing else noticed as changed since yesterday (so not a long time...)
cporeaux said:
Hi,
I noticed changes in the Clock application and when it's ringing, buttons looks like new Android 12 Design maybe...
Nothing else noticed as changed since yesterday (so not a long time...)
Click to expand...
Click to collapse
The clock app is updated through the play store by google, not by sony. I had the new design before this new sony update.
ok, sorry
The XQ-BC62 got this today and I can't find anything that changed except for a security update. It's a huge plus if Sony has automated security patches, but there's a lot of unfinished work on this phone that I'd like to see addressed. Start fixing carrier support!
Alot of ppl are saying heat fixed but mines still gets warm
The Photo Pro and Cinema Pro apps run cool now. The phone gets warm, but hot, if I run a video transcoder.
It seems to have a new bug with tap-to-wake.
kevinmcmurtrie said:
The Photo Pro and Cinema Pro apps run cool now. The phone gets warm, but hot, if I run a video transcoder.
It seems to have a new bug with tap-to-wake.
Click to expand...
Click to collapse
Yea it better on chinese ROM for me. I removed all the badiu crap and it close to stock than ever.
Word of advice. Do not change anything in the default phone setting >>> *#*#4636#*#* this will cause the mobile network setting to fc and only way out or to fix is starting from scratch with new flasher.

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