If your PC turns on, but the display shows nothing, there's a problem that needs fixing. Here are a few different ways to get it working again.

On macOS, go to “System Settings” > “Displays” and hold Option to reveal the “Detect Displays” button. Make sure the correct ...

If your computer display suddenly gets too big in Windows 11/10, check your Display settings and Graphics driver. These fixes will help you resolve this issue.

If you see Black and White squares on your computer screen, the problem may be with your display, GPU driver, or GPU. Use these fixes to resolve the issue.