Galaxy S20 Screen Flickering. Here’s The Fix!

The screen flickering issue may occur even to high-end devices like the Galaxy S20. In fact, some of our readers that own this device already reported about such an issue. If the screen starts to flicker, it can be a sign of a hardware problem, but there’s always a possibility that it’s just due to a minor firmware or app-related issue. 

In this guide, I will walk you through in troubleshooting your galaxy s20 with a display problem. We will try to look into all possibilities and rule them out one after another. If you’re one of the owners of this device and are currently having a similar problem, continue reading as we may be able to help.

Fixing The Galaxy S20 Screen Flickering Issue

Time Needed : 10 minutes

If this is just a software-related problem, you should be able to fix it on your own by doing the procedures below. However, if it is a hardware issue, then there’s only so much you can do about it. Here’s what you need to do:

  1. Do the Forced Restart

    There is always a possibility that the flickering issue is caused by a minor app or firmware issue. That’s why the first thing that you need to do is to force restart your Galaxy S20. It is a simulated battery removal that refreshes your phone’s memory and reloads all the services. Here’s how it’s done:

    1. Press and hold the volume down button and the power key for 10 seconds. This will trigger the phone to turn off and power back on. 
    2. Once the logo shows, release both keys and wait until your phone has finished rebooting. 

    When the reboot is finished, try to see if the screen flickering still occurs.
    force restart galaxy s20

  2. Reset all the settings in your phone

    If the forced restart cannot fix the problem, then it’s possible that the issue with the settings of your device. But since it’s difficult and time-consuming to determine which setting has to be changed, it’s best to just bring all settings back to factory defaults. You can do so without deleting your files and data. 

    Such a procedure has actually been proven to be effective in fixing problems that occur without apparent reason or cause. 

    Here’s how to reset the settings on your Galaxy S20. 

    If this doesn’t fix the problem, however, then the next thing you have to do is to do a full reset.
    galaxy s20 screen flickering reset settings

  3. Factory reset your phone

    If the first two solutions failed to fix the problem, then what you have to do next is the factory reset. There’s always a possibility that it’s just a minor firmware issue, but aside from that, this is your last resort. So if the problem still occurs after the reset, then it’s probably a hardware problem. 

    Prior to the reset, make sure to create a backup of your important files and data. When ready, follow one of the guides below to reset your phone. 

    How To Hard Reset Galaxy S20 | A Master Reset Guide
    How To Factory Reset Galaxy S20
    galaxy s20 screen flickering factory reset

Tools
  • Android 10
Materials
  • Galaxy S20

The three procedures above are the only things you need to do to rule out the possibility that the galaxy s20 screen flickering issue is caused by app- or firmware-related problems. So if the flickering continues even after doing the solutions, what you have to do next is bring the phone to the Samsung service center in your area and have a technician check it for you. 

Of course, as an owner, you should be the first to know if it’s due to physical or liquid damage. If the tech finds out the problem is with the hardware but has not been caused by physical or liquid damage, the unit might be replaced. 

I hope that this simple troubleshooting guide has been helpful one way or the other. 

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One Comment

  1. I have this problem with my samsung s20 g981n brand new phone ,samsung service center refused to do any thing on the phone they said this model Korean no spare in nigeria I than i go to repairs shop and they decided to Chang the screen in the last moment I changed my mind
    started researching about this fault but the problem not resolved I formated the phone but same problem not resolve
    I was able to format it because sometimes screen will work normal in the end i go to the screen settings that because I remember hat one day I activated the screen tutch sensitivity after fixing screen protector and i get the feeling that after i do this setting screen white issue has started because sometimes it turn white when i want but screen on after the matter escalate tell i was not able use the phone again frankly just today i remember that issue started after the sensitivity settings in all cases after I de activated the screen tutch sensitivity the phone looks like start working normal I am going to testing it for some time before I start using it as normal

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