Many users report that the screen starts flickering while watching videos on YouTube or other applications. The Samsung Galaxy S23 Ultra moderators are still working on the bug, and soon they will release a firmware update to fix the issue.

Disable Adaptive Refresh Rate
Now a days, smartphones have 120Hz refresh rate screens for a battery smooth smartphone experience. Although there are still experiments going on to make this feature battery efficient. So Samsung Galaxy S23 Ultra manufacturers often tend to give an adaptive refresh rate feature, which increases or decreases the screen refresh rate based on your activity. But this feature can malfunction easily and may cause screen flickering issues.
Open the Settings app on your smartphone and navigate to the Display section.
Here click on the Motion smoothness option.
Now choose the standard option and save the settings. We also recommend you to restart your Samsung Galaxy S23 Ultra device so that these settings can be applied perfectly.
Check For Firmware or System Update
The developers are working on a fix, so check if an update is available for the Samsung Galaxy S23 Ultra device before trying the below methods.
- Go to the Settings app and then navigate the System or About Device.
- Now tap on Check for updates and wait till it finds any update. If any update is available, then select download and install.
- After installing the update, the device will restart itself, open any app, and check if the issue is still the same.
Close Recent Applications and Force Restart
Another method is to close all the apps and perform a clean boot because sometimes there may be temporary bugs that will remove by the restart.
- Click on the Recent tabs and close all the applications (before closing any application, save the progress not to lose anything).
- Now press the Volume down button and Power button together for a few seconds and wait for 10-15 seconds or until the system automatically turns off.
- Wait till it restarts by itself, and then check again if the display is still flickering or not.
Clear Device’s Cache
After use for some time, the devices contain caches that use for the performance speed, but sometimes the data or file get corrupt, and it will start creating issues.
- Press the Power button, turn off your device, and connect the device with USB to the computer.
- Now hold the Power and Volume down button until you notice the recovery screen.
- Then navigate from the volume key to the Wipe Cache Partition and press the power key to confirm.
- After completing the task restart the device and open any app and check whether the scene is flickering or not.
Disable Hardware Overlays
You, or someone who uses your Samsung Galaxy S23 Ultra device, might have accidentally turned on the Hardware Overlays option. It flashes multiple colors on the screen when layers of content on the screen keep updating. Disabling the feature can help the display to get back to normal. Here’s how to do it.
- Open the Settings app.
- Go to System > Developer settings.
- Scroll down and find Hardware Overlays. Tap on the toggle next to it.
Change Screen Mode
According to an official announcement by Samsung Galaxy S23 Ultra Manufacturer, the issue is most likely a bug and can be solved by changing screen mode to vivid. Here’s how:
Open the Settings app on your smartphone and navigate to the Display section.
Here go to screen mode and select the Vivid option.
Change Screen Resolution
According to an official announcement by Samsung Galaxy S23 Ultra Manufacturer, the issue is most likely a bug and can be solved by changing screen resolution to the FHD+ option. Here’s how:
Open the Settings app on your smartphone and navigate to the Display section.
Here go to screen resolution and select FHD+ option.
Open Samsung Galaxy S23 Ultra in Safe Mode
- Press the Power button to turn off the Samsung Galaxy S23 Ultra, and again press and hold the power button.
- Now select the Safe mode from the screen, check for the application that creates an issue, and then uninstall the application.
- After completing the task, restart the system and check for the problem.
Reset Device’s Settings
- Go to the settings app and then select General Management.
- After that, tap on Reset and select Reset Settings (it may ask you about the Pin, Password, and pattern).
- After confirming again, tap on Reset.
Perform Factory Reset of Samsung Galaxy S23 Ultra
The last method, but an effective one, will reset the device as a new but before performing the task, create a backup of your important files so that you will not lose any data.
- Go to the settings app and then select General Management.
- After that, tap on Reset and then select Reset Settings.
- Now select Factory Data Reset and enter your device’s pin.
- Again tap on Reset and then select Delete All.
Get Replacement
Since the device is just launched, you are still covered in warranty services. So you can go to the nearest Samsung Galaxy S23 Ultra store and ask for a replacement of your Samsung Galaxy S23 Ultra with a version with a perfectly working screen.
The Samsung Galaxy S23 is a series of high-end Android-based smartphones manufactured, developed, produced, and marketed by Samsung Electronics as part of its flagship Galaxy S series. The phones were announced and unveiled on February 1, 2023, at the Galaxy Unpacked in-person event, while the Galaxy S23 FE (alongside the Galaxy Tab S9 FE/FE+ and the Galaxy Buds FE) was unveiled on October 3, 2023. They collectively serve as the successor to the Samsung Galaxy S22 series and the S21 FE. The S23, S23+ and S23 Ultra were the first to be released on February 17, 2023 while the S23 FE was released subsequently on October 26, 2023.
The Galaxy S23 series was succeeded by the Galaxy S24 series, which was announced on January 17, 2024.
Conclusion
Suppose none of the above methods will resolve the flickering screen issue in Samsung Galaxy S23 Ultra. In that case, we recommend you to contact the nearest Samsung Galaxy S23 Ultra service centre and get it repaired by the professionals, or you can wait till the new update from the developers. If you like the guide, share your feedback in the comment box.