Software⏱️ 3 min read

How to Fix: PC Keeps crashing and I don’t know why

PC keeps crashing due to software issues, causing screen freezes and app crashes.


Your PC crashing intermittently can be a frustrating issue, and it's great that you're taking the first step to troubleshoot and fix it. The symptoms you've described, where your screen freezes or blacks out for a few seconds before closing the app, suggest that there might be an underlying system or software issue at play. Since graphics card issues are unlikely given the nature of the crashes, let's explore some common causes and potential fixes to get your PC running smoothly again.

⚠️ Common Causes

  • Outdated or corrupted drivers: This can cause system instability and crashes, especially if you're running multiple applications simultaneously.
  • Malware infections: Malicious software can cause your PC to freeze or crash, often without any warning signs.
  • Overheating issues: A malfunctioning cooling system or dusty fans can lead to overheating, which may cause your PC to shut down unexpectedly.

🛠️ Step-by-Step Verified Fixes

Method 1: Driver Update and Malware Scan

  1. Step 1: Open your Device Manager (Press Windows + X and select Device Manager) and look for any devices with a yellow exclamation mark or a red 'X'. Right-click on these devices and select 'Update driver' to search for updates.
  2. Step 2: Run a full system scan using an anti-malware software (such as Avast, Malwarebytes, or Kaspersky) to detect and remove any malware that might be causing the issue.

Method 2: Cleaning Dust from Fans and Overheating Issues

  1. Step 1: Shut down your PC and unplug the power cord. Open your case and locate any fans that might be dusty or clogged. Use compressed air to gently clean out any debris.
  2. Step 2: Check if there are any thermal paste issues on your CPU or GPU. Apply a small amount of thermal paste if necessary, following the manufacturer's instructions.

💡 Conclusion

By addressing these potential causes and taking steps to update drivers, scan for malware, clean dust from fans, and check for overheating issues, you should be able to identify and fix the root cause of your PC's crashes. Remember to always back up your important files and data before making any significant changes to your system. If the issue persists after trying these methods, consider seeking professional help from a qualified IT technician or the manufacturer's support team.

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