There are a wide number of potential causes of a computer not responding to input. Here are some of the most common causes and steps you can take to troubleshoot and potentially fix the problem:
1. Software Issues: One of the most common causes of non-responsive computers is software errors. This can be anything from outdated drivers, conflicting applications, malware, or even simply a bug in the operating system itself. To diagnose and repair software issues, try running a virus/malware scan, updating all of your drivers, and/or uninstalling any conflicting applications.
2. Hardware Issues: Another common cause of computer non-responsiveness is hardware related issues. This could include hardware being completely broken, or simply compatibility issues. Monitor the temperature of your computer’s components (especially the CPU) to make sure it’s not overheating – if it is, then you might need to invest in better cooling or a new component. Additionally, you can check the BIOS settings to see if there are any conflicts with your hardware components.
3. Power Supply Issues: If your computer suddenly stops responding to input, then it could be an issue with the power supply. Ensure that it is still plugged in and functioning properly, and check the connector on the back of the computer to ensure it is firmly inserted. If none of that works, consider replacing the power supply to rule out any issues.
4. Motherboard Problems: Motherboard problems are another common issue and can leave your computer unresponsive to user input. The most common signs of motherboard failure are beeping and/or flickering error messages. If you experience either of these signs, then it’s likely time to replace your motherboard.
5. Cable Connections: Another possibility is that the cables connecting your peripherals to the computer aren’t properly inserted. Check them all to make sure they’re secured properly and that none of them are loose. Also, make sure your monitor is still connected and functioning properly.
6. Faulty Keyboard or Mouse: If none of the above solutions work, then it’s possible that the problem is with your keyboard or mouse. Try plugging in a different keyboard and mouse (preferably USB) and see if the computer is responsive to their input. If it is, then you know the original peripheral was the culprit.
Troubleshooting computer non-responsiveness can be a tricky process, so if none of the above solutions work, then it might be best to contact a professional technician who can help diagnose and repair the issue.