Why Samsung S20 Ultra, S20 Screen Flickering? 10 Tips to Fix

Samsung S20 Ultra Screen Issues are commonly known and dealt with by several users, one of them is screen flickering problem with the Galaxy S20 Plus and other phones. These tutorials stats some potential workarounds that’ll help you fix the problems with the Samsung S20. There can be a number of reasons why Galaxy S20 screen flickering or phone showing a blinking white light, like Hardware defects, software bugs, or anything that we aren’t aware of.

To be honest, the displays of the Samsung phones are unbeatable, but at the same time, you may face such type of problems out of nowhere. Start with step 1 and try until the screen flickering on Samsung S20 Ultra, S20, S20 Plus isn’t fixed.

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Screen Flickering on Samsung S20 Ultra, S20 Plus, S20

Increase Brightness

For the first time when I encountered screen flickering on my device, I tried to adjust the brightness and observed that on full brightness screen flickering stops, while turning down the brightness to lowest, the screen starts sparkling. Try increasing the brightness and see if that happens on your device too or not.

Check for Damage

Did you drop the phone? Do you see any scratches on the screen? Carefully, look at the display for the screen damage. The only solution to screen damage is to get it replaced from the Samsung Service Center or nearest local repair shop.

If you don’t find any scratch or damage on the display, then start troubleshooting the software side with the below steps, or else back up the device and visit the service center for replacement.

Update the phone

There are fewer chances that updating the phone will fix the screen flickering issues of the Galaxy S20, as it is more like a hardware problem. Though, trying it won’t be any harm.

Open the Settings app and search Software update. Connect it to Wi-Fi and make sure it is charged 50% or more.

Restart your device

The first doubt comes in our mind while going through galaxy S20 plus screen flickering is that it could be due to firmware or minor app issue. So to prevent your device you need to perform a force restart on Galaxy S20Ultra, doing so, will reload all service and refreshes your device memory.

  • Hold the Power Button for a couple of seconds to feature Restart Icon.
  • Finally, tap Restart Icon.

Change Developer options

The developer options allows you to set the advance hidden settings on your device, mainly used for application development and to fix all type of minor bugs on your device. Hence we should the device to developer mode to fix the problem.

  • Navigate to Settings.
  • Select Developer Options.
  • In the drawing section, verify the switch next to “Show Surface Update” is disabled.
  • Swipe down to “Hardware-Accelerated Rendering”.
  • Hit the toggle to enable “Disable HW Overlays”.

Reset all the settings

If the issue is not fixed in developers mode, then there high chances that issue lies in device settings. And it’s completely difficult to find the culprit in the settings, so it is better to bring the device to default settings without deleting your personal files and data.

  • Go to Settings.
  • Hit General Management.
  • Select Reset Settings.
  • Enter PIN or password, if prompted.
  • Lastly, select Reset.

Clear the cache

The purpose of this trick is sometimes the crashed or corrupted data in the device can lead to screen flickering on S20. So the best way to get rid of it is to clear the cache of the system.

  • Scroll from the main page to open App Tray.
  • Hit Settings.
  • Select Device Care.
  • Touch Storage.
  • Tap Clean Now.

Reboot in Safe Mode

Same as the corrupted file a corrupted third-party app can also lead to such type of issue. At the same time it difficult to find the culprit party app, for that you need to boot up the device to safe mode which allows the only pre-installed app to run. So try it, and verify the issue.

  • Continue to hold the Power Button until the Power off icon appears on the screen.
  • Now continuously touch the Power off icon to highlight Safe Mode.
  • Finally, select Safe Mode.

If your device works perfectly then it’s likely to say that third-party app is culprit, if not, move further to the next step.

Factory reset

If the above-mentioned tricks don’t fix the issue, then their not option accept factory reset. Still, there is a high possibility that its minor bug, but aside from that, this is the last and most effective trick in your ace. Also, we suggest you to back-up all the personal data stored in the device because it will clear the device settings, services, and data to bring back the device to the default look. Backup the phone before factory resetting it.

  • Select Settings.
  • Go to General Management.
  • Tap Reset.
  • Go to Factory Data Reset.
  • Tap Reset Device.
  • Finally, select Erase Everything.

Contact Samsung

Now that none of the above tricks fixes the display, its high time you should visit the Samsung Service Center. Let them analyze the device and see what can be done. Sure, they will interact with you after finding the root cause.

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