- Check settings in the Control Panel under Display and try adjusting the resolution.
- Check the cable connections between the monitor and the laptop.
- Check the display settings of the monitor to make sure it is set to the highest resolution.
- Make sure your graphics card driver is up-to-date and that the latest Windows updates have been installed.
- Reset the picture settings on the laptop to the Manufacturer’s default settings.
- Reinstall the driver for the laptop’s graphics card.