Black Screen

1. Check the hardware connection: Make sure the monitor, power cord and data cable are connected properly.
Try replacing the data cable or connecting to another monitor.
2. Restart the computer: Press and hold the power button for 10 seconds to force a shutdown, then restart the computer.
3. Enter Safe Mode: Restart the computer and press and hold F8 or Shift + F8 at startup to enter Advanced Boot Options.
Select “Safe Mode” to boot the system.
If the display works normally in Safe Mode, the problem may be caused by a driver or software conflict.
4. Update the graphics card driver: In Safe Mode, open the Device Manager.
Expand “Display Adapters”, right-click on the graphics card and select “Update Driver”.
Select “Automatically search for updated driver software”. 5.
5. Uninstall recent updates: In Safe Mode, open “Settings” > “Update and Security” > “Windows Update” > “View Update History”. View Update History”.
Click “Uninstall Updates” to select the most recently installed updates and uninstall them.
6. Check system files: Open a command prompt (with administrator privileges) and run the following command:
cmd
sfc /scannow
Wait for the scan and repair to complete.
7. Disable Fast Startup: Open Control Panel > Power Options > Select Power Button Functions.
Click “Change settings that are not currently available” and uncheck “Enable fast startup”.
Save the changes and restart the computer.
8. Reset BIOS/UEFI Settings: Reboot your computer and enter BIOS/UEFI settings (usually press F2, F10, Del, etc. at startup). Select “Restore Defaults” or “Load Optimized Defaults”. Save and exit.
9. Using System Restore: In Safe Mode, open Control Panel > Recovery > Open System Restore.
Select a restore point and follow the prompts to complete the system restore.