

To start with, inspect the power cord, screen connection cables, and power switch of the screen to ensure that they are not faulty, loose, or damaged.
If the screen is not working, there might be an issue with the operating system or a conflict that you can quickly resolve by restarting the computer. Since restarting is a simple solution, it should be one of the initial steps taken.
Check your keyboard and screen for any dirt or particles and clean them thoroughly. If your laptop has a visible latch, clean it as well.
The driver board is responsible for controlling the screen. So if it’s not working properly, the screen may not display correctly. To check for issues, you can inspect the board’s connecting lines, capacitors
The control card is crucial in managing the information shown on the LED screen.
The screen may not show the intended information if it is defective.