How can I fix a distorted or garbled display on my laptop’s external monitor after a system update?

1. Restart the Laptop: Restarting your laptop and external monitor may resolve the issue.


2. Check Your Cable Connections: Double-check the cable connections between your laptop and external monitor.


3. Update the Display Driver: Check for a driver update for the display and install it if available.


4. Uninstall Display Driver: If a driver update does not fix the issue, try uninstalling and reinstalling the display driver.


5. Check Power Settings: Change your monitor’s power settings to prevent the display from dimming or turning off after a preset length of time.


6. Adjust Display Settings: Adjust the display’s resolution or refresh rate as necessary.