The display or screen on a Dell XPS 9380 may start flickering after a certain time while using the PC. This issue is noticed only when the PC is booted into the operating system.
Cause information is not available.
Install the latest version of LCD firmware available for Dell XPS 9380 to resolve the issue:
Go to the Dell Support Site.
Enter the service tag or express service code to get drivers specific to how the system shipped.
Alternatively, you can choose your system type from the product list to get a general list of drivers for that system.
Click on the Drivers and Downloads drawer in the menu.
Ensure you have the correct operating system set.
Select the Application drop-down category.
Look for the Dell XPS 13 9380 LCD firmware.
Click on the Download button and follow the onscreen instructions.
Restart your system and check if the issue is resolved.