To fix a laptop with a damaged display cable:

1. Turn off the laptop: Before attempting to fix the laptop, make sure that it is turned off and unplugged.
2. Remove the battery: Remove the battery from the laptop to avoid any potential shocks or damage.
3. Inspect the display cable: Carefully inspect the display cable and look for any damage. Look for signs of fraying, cracking, burning, tearing, etc.
4. Replace the display cable: Once you’ve identified any damage, it is recommended to replace the display cable with an identical replacement.
5. Check the connections: After the display cable has been replaced, make sure that all connections are securely in place and that the laptop is properly connected and powered on.
6. Test out the laptop: Test out the laptop and make sure that the display cable is working properly. Make any necessary adjustments or repairs as needed.