Green screen error

1. Basic troubleshooting steps
Check Hardware Connections
Re-plug the monitor cable (HDMI/DP/USB-C)
Test the external monitor (to confirm if it is a main screen issue)
 Force reboot
Press and hold the power button for 10 seconds to force power off
Wait for 30 seconds to reboot
2. Common Repair Methods
 Update the graphics card driver
Boot in Safe Mode (press F8 or Shift + Reboot while booting)
Device Manager > Display Adapter > Right-click to uninstall the device (check “Remove Driver”)
Automatically reinstall the driver after reboot
Turn off Fastboot Control Panel > Power Options > Select Power Button Functions
Click “Change currently unavailable settings”.
Uncheck “Enable fast startup”
 Check system files
Administrator CMD Run:
cmd
sfc /scannow
dism /online /cleanup-image /restorehealth
3. Advanced Solutions
 Rollback the graphics card driver
Device Manager > Display Adapters > Properties > Drivers
Select Rollback Driver (if available)
 Disable hardware acceleration
Settings > System > Display > Graphics Settings
Disable “Hardware Acceleration GPU Program”
 Check for memory failures
Search for and run “Windows Memory Diagnostics”
Select “Restart now and check for problems”
4. Ultimate Repair
 System Restore
Search for “Create restore point”
Select the date before the green screen appears to restore
 Reinstall your system
Use Media Creation Tool to make an installation USB flash drive
Select “Keep my files”