Troubleshooting Mysterious Display Issues on Your Computer

Have you ever encountered strange visual glitches while using your computer? If so, you’re not alone. One user recently experienced an unusual problem: while left-clicking and dragging, their screen displayed odd black squares, and apps would sometimes highlight in black upon hovering, with no way to remove the highlight.

After conducting some preliminary research, this individual found little guidance from Google and attempted several basic troubleshooting steps, including restarting the device, updating the system, and performing a full reset. Despite these efforts, the issue persisted.

If you find yourself in a similar situation, here are a few additional strategies that may help resolve these stubborn display issues:

1. Check Your Graphics Drivers

Outdated or corrupt graphics drivers can often lead to visual glitches. Visit your device’s manufacturer website to download the latest drivers, or use a driver update tool to automate the process.

2. Verify Display Connections

Loose or damaged cables can cause display problems. Ensure that all connections to your monitor are secure and inspect the cables for any visible damage.

3. Test with Safe Mode

Booting your computer in Safe Mode can help you identify if the problem lies within a third-party application or service. In Safe Mode, only essential system programs are loaded, allowing you to see if the issue persists.

4. Adjust Display Settings

Sometimes, incorrect display settings can lead to graphical errors. Navigate to your display settings to adjust resolution, refresh rate, or scaling options, and see if it resolves the issue.

5. Run a malware Scan

malware can also cause unexpected behavior on your system. Utilize a trusted antivirus program to run a full scan on your computer to rule out any malicious activity.

Conclusion

If you find yourself grappling with persistent display issues similar to the mysterious black squares described above, don’t hesitate to try these troubleshooting tips. While it can be frustrating, there are often multiple avenues to explore in pursuit of a solution. If the problem continues, reaching out to a professional technician may be the best route to ensure your system is functioning at its best.