Windows 11 Blue Screen Error (BSOD): Causes & Complete Fix Guide
A Blue Screen of Death (BSOD) in Windows 11 happens when the system crashes due to a critical error it cannot handle. This problem is commonly triggered by damaged system files, outdated or incompatible drivers, faulty hardware, overheating, or corrupted Windows updates. When it appears, your computer suddenly restarts or freezes with a blue error screen.
Below are the best working solutions to fix the Windows 11 Blue Screen error step by step:
✅ 1. Restart Your Computer
Sometimes the error is caused by a temporary system glitch. A simple restart can fix minor issues instantly.
✅ 2. Boot Into Safe Mode
Safe Mode loads only essential Windows files.
• Turn off your PC.
• Turn it on and interrupt the boot process 2–3 times.
• Select Advanced Options → Startup Settings → Restart → Press 4 for Safe Mode. This helps you fix driver or software problems safely.
✅ 3. Run System File Checker (SFC)
This command repairs corrupted system files:
• Open Command Prompt as Administrator.
• Type:
sfc /scannow
• Press Enter and wait for completion.
✅ 4. Check Your Disk for Errors
Hard drive issues can cause BSOD:
chkdsk /f /r
Restart your PC when asked.
✅ 5. Update or Roll Back Drivers
Outdated or broken drivers are a major cause of blue screen errors.
• Open Device Manager
• Update your graphics, network, chipset, and storage drivers
• If the problem started after a driver update, roll it back
✅ 6. Uninstall Recent Windows Updates
Sometimes new updates cause compatibility problems:
• Go to Settings → Windows Update → Update History → Uninstall Updates
• Remove the most recent update and restart
✅ 7. Remove External Devices
Disconnect USB flash drives, printers, scanners, and external hard disks. A faulty peripheral can crash your system.
✅ 8. Scan for Malware
Viruses can corrupt system files and trigger BSOD. Use Windows Security or a trusted antivirus program to scan your PC.
✅ 9. Check RAM and Hardware
Faulty RAM can cause repeated blue screens.
• Run Windows Memory Diagnostic
• Replace any defective RAM or overheating components
✅ 10. Use System Restore
System Restore rolls back Windows to an earlier stable state:
• Open Recovery Options → System Restore
• Choose a restore point before the error started
✅ 11. Reset or Reinstall Windows (Last Option)
If nothing works:
• Use Reset This PC to keep or remove your files
• Or perform a clean installation of Windows 11
✅ Final Words
The Windows 11 Blue Screen error may look scary, but most of the time it can be fixed using software-based solutions like driver updates, system repair commands, and removing faulty updates. Hardware problems should only be suspected if the error continues after all software fixes.
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