How to Fix Kernel Security Check Failure in Windows 10 or 8.1

Kernel Security Check Failure

Kernel Security Check failure is a BSOD error for Windows 10 or 8.1 run systems. BSOD means Blue Screen Of Death. Typically a BSOD error shows a blue screen and forces the PC to restart. At the bottom of the blue screen, the name of the error is displayed. In this case, the error name will be: KERNEL_SECURITY_CHECK_ERROR.

In this article, we are going to discuss how you can solve the Kernel security check failure in Windows 10 or 8.1.

Kernel Security Check Failure

Cause of the error

There can be various reasons behind Kernel security check failure. As this varies from system to system, the exact reason for this error message is hard to find. But, more or less, one of the followings has most likely caused the error:

  1. Corrupted or incompatible driver:

    The most common reason behind many BSOD errors including the Kernel security check failure is a corrupt or incompatible driver. Incompatibility is most likely to occur if you have recently upgraded your OS to Windows 10. Drivers may also become corrupt without any obvious reason.

  2. Security issue:

    Virus or other malicious programs may cause the error too. In fact, if you have recently installed a new security program, that many also be the reason behind the problem.

  3. System file error:

    Often corrupted system files are behind the BSOD errors. So the Kernel security check failure many also be caused by any problem with your system files.

Fixing the Kernel Security Check Failure error

There are several ways that you can try to fix the Kernel security check failure. Follow these steps to find out which one works for you:

  1. Restart:

    This may be so obvious. But restarting your PC for several times might fix the issue.

  2. Check system drive:

    Right click on your system drive (Usually C drive in My Computer), then click Properties. Click on Tools tab. Then click on Check now. In the next dialogue box, checkmark both the options and click Start. A window might appear asking you to Schedule disk check the next time your PC restarts. Click on Schedule disk check, then restart the computer. When your PC restarts, your system drive will be checked and repaired.

  3. Check for driver errors:

    In the control panel search for Device Manager. Open it and you will see the list of device and drivers of your PC. If any name has a yellow sign beside, that means that device or driver has problems. Right click that driver name and click Disable. Now restart your computer. If the Kernel security check failure gets fixed then you should either uninstall that driver or update it.

  4. Check for viruses:

    Check your files with an updated antivirus. Often virus may cause BSOD errors.

  5. Uninstall newly installed software or device:

    If you have installed any new software (especially antivirus) or device prior to the Kernel security check failure, uninstall that software or unplug that device. This might solve the problem.

  6. System restore:

    You can restore your system to an earlier point by using System Restore. Search for it in the Control Panel search bar. Open it and use the recommended restore point.

  7. Scan system files:

    Search for Command Prompt in the Start menu. Right click and Run as an administrator. In the terminal type sfc /scannow. Press enter.

  8. Run Windows Update:

    Let the Windows Update install the latest updates to your PC. This often fixes the problem.

Video Tutorial for Kernel Security Check Failure

If none of the above methods fixed the Kernel security check failure, you should consider reinstalling Windows.

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