1. First, try restarting your computer. Many display issues can be fixed by simply restarting the computer. This clears out memory and can reset graphics drivers.
2. Check to see if any updates are available for your display drivers. In most cases, outdated drivers can cause display issues. You can check for driver updates on the manufacturer’s website or in the device manager.
3. Update your video card drivers. Most modern video cards come with their own set of software drivers. You can find and download these drivers from the manufacturer’s website.
4. Make sure that your monitor is properly connected to your computer. Make sure all cables are securely connected at both ends. If you have an HDMI cable, check to see if the source device (e.g. a DVD player) is functioning properly.
5. Clean up dust from your computer. Dust and other debris can cause overheating and cause display issues. Open up your computer case, remove all dust and debris, and reassemble it.
6. Check your display settings. You can access your display settings by going to Start Menu > Control Panel > Display. Here, you can change the resolution, color depth, refresh rate, and resolution quality.
7. Try a different monitor. If you have access to another monitor, try connecting it to your computer and see if the display issue is resolved. This will help to determine whether the problem is with your computer or the monitor itself.
8. Check your video card. If your computer has a dedicated video card, you can check it for errors or conflicts. To do this, open the Device Manager (Start Menu > Control Panel > System > Device Manager) and look for errors, conflicts, or yellow exclamation marks.
9. Reinstall Windows. If all else fails, you may need to reinstall Windows. To do this, boot into the recovery console from the Windows installation disc and follow the instructions.
10. Contact technical support. If none of the above solutions resolve the display issue, you may need to contact a technical support expert. You can usually find a list of support contacts on the manufacturer’s website.