5 Ways to Fix Kernel Security Check Failure on Windows 11 (2023)

Some users have reported seeing the Kernel Security Check Failure error message in the BSOD screen that is caused by some failing processes on their PCs. This issue is not the most difficult to solve, thankfully.

In this guide, we have gathered some of the effective fixes to solve this issue quickly. You only need to follow the instructions and things will be back to normal.

What is Kernel Security Check Failure?

The Kernel Security Check Failure error depicts that some important system files or components failed integrity or compatibility check. The easiest way around it is to replace or update these files or components.

What causes the Kernel Security Check Failure?

When troubleshooting an error, it is critical to have a clear understanding of the factors that caused it. Because of this, we have highlighted some of the most prevalent causes that might trigger a Kernel Security Check Failure error:

• System files that have been corrupted – Even Microsoft makes mistakes from time to time, releasing flawed upgrades that cause the system to crash without the user’s knowledge or approval.
• Hardware that is incompatible with or malfunctioning – A stop code can be generated by unseated hard drives, RAM chips, or unsecured connectors. Check that all hardware components are securely fastened, especially if your computer was recently opened. To be on the safe side, unplug and then reseat all of these components.
• Drivers that are out of date or unsuitable – Oftentimes, old or incompatible program files or device drivers might cause intermittent BSOD STOP errors.
• Using an older version of Windows – Staying up to date with your OS version is generally recommended as the new updates might fix bugs that you didn’t even know existed in the first place.

How can I fix Kernel Security Check Failure in Windows 11?

1. Update drivers

1. Press theWindowskey +Ito open theSettings app, and click on Windows Update.
2. Now, select Advanced options.
3. In the Additional options section, click on Optional updates.
4. Tap on the Driver Updates option then select all the available updates and click on the Download & install button.

Driver updates are often handled by Windows, but if you encounter an issue, you can perform a manual search. Also, you can go to the manufacturer’s website to download the driver update.

This has especially proved effective for those having the AMD Audio Co-processor driver and facing the Kernel Security Check Failure on Windows 11 while trying to use WSL 1. Downloading the AMD auto-detect and running it to update the driver has helped fix the issue.

However, there is always the risk of installing the wrong drivers with the manual method. Hence, we will recommend using an automated tool in DriverFix for driver updates.

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2. Update Windows

1. Press theWindowskey +Ito open theSettingsapp and click onWindows Updatein the left pane.
2. Click on theCheck for updatesbutton.

Running an outdated version of Windows can lead to so many problems. In this case, you need to install the latest Windows 11 update to fix the Kernel Security Check Failure issue.

This is because Microsoft might have addressed the causes of the issue in a new update.

3. Use the Windows Memory Diagnostic Tool

1. Press theWindowskey +S, type inWindows Memory,and select Run as administrator under Windows Memory Diagnostic.
2. Click on the Restart now and check for problems (recommended) option and letWindows Memory Diagnosticrun.

The Kernel Security Check Failure on Windows 11 might also be down to issues with the memory. The scan above should give you a report on the state of the memories. If memory is faulty, you might need to replace it.

4. Run the SFC scan

1. Press theWindows+Skey to open theSearchbar, then look for cmd,and right-click on the most relevant result to run it as an admin.
2. Type or paste in the command below to run the process and pressEnter:
   sfc /scannow

Sometimes, the Kernel Security Check Failure might lead to your PC not restarting. In this case, the issue might be due to faulty system files.

Restart your computer when you’ve completed waiting for the process to complete (this could take some time).

If the SFC scan cannot repair your system files, we will advise using a dedicated tool in Fortect. This tool will scan for all broken system files and replace them with the original versions.

Also, it can fix all BSoD errors with just a few clicks of the mouse. It might just be what you need to avoid blue or black screen issues on your PC.

5. Use the CheckDisk tool

1. Press theWindowskey +S, typecmd, and select Run as administrator under Command Prompt.
2. After theCommand Promptlaunches, type in the following command and pressEnter:
   chkdsk C: /f /r /x

If your drive is faulty, it might cause the Kernel Security Check Failure on startup on Windows 11. The CHKDSK command will help to scan for issues with drive and try to fix them.

The Kernel Security Check Failure on Windows 11 issue can be pretty frustrating. However, it is not the most difficult to fix if you follow the steps in this guide carefully.

To avoid having to deal with kernel issues, you can check how to avoid Kernel Security Check Failure errors.

Kernel debugging is perhaps one of the most useful skills you can have, and we’ve put together a guide on how to debug the Windows kernel to help you out.

Please let us know the solution that helped you solve this problem in the comments below.