FIX: Kernel Security Check Failure stop code in Windows 10

Ivan Jenic
by Ivan Jenic
Troubleshooting Expert
Passionate about all elements related to Windows and combined with his innate curiosity, Ivan has delved deep into understanding this operating system, with a specialization in drivers and driver troubleshooting. When he's not tackling... Read more
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  • The meaning of the Kernel Security Check Failure is that one or several files failed a compatibility or integrity check and you have to update or replace it.
  • The most common reason for the Kernel Security Check Failure stop code is the outdated drivers when you upgraded Windows to a new version.
  • You may fix this error quickly by using a dedicated repair software that deals with this problem automatically.
  • The Kernel Security Check Failure BSoD error can also be fixed by updating your drivers using a specialized tool.
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If you are reading this article, it means that you have gotten the Kernel Security Check Failure Blue Screen of Death (BSoD) error.

Many other users who upgraded their operating system toWindows 10 have experienced this issue. Indeed, Kernel Security Check Failure on Windows 10 install occurs more frequently than you might think.

Fortunately for you, by reading the lines below you will get a clue as to why you have this issue and what you need to do to fix this Windows Kernel BSOD on Windows 10.

The blue screen Kernel Security Check Failure PC error can occur for various reasons like memory issues, virus infections, and more.

However, the most common reason is that the drivers you were using for the previous Windows version are not compatible with the new Windows version.

As a result, the OS gives you the Kernel Security Check Failure error message followed by the 0x000000139 error code.

In this article, we’ll explain why this issue occurs and how you can fix it.

There are two possibilities to this issue. You can get into your Windows 10 PC and from time to time you get the Kernel Security Check Failure error.

The other possibility is that you simply cannot log in to your operating system and your device gives you this error message every time you power it up.

The annoying Kernel Security Check Failure error often occurs in the following situations:

  • Kernel Security Check Failure after sleep
    • This error may occur after waking your PC from sleep.
  • Kernel Security Check Failure after RAM upgrade
    • Users report that this error message sometimes occurs after they insert a new RAM card.
  • Kernel Security Check Failure when playing games
    • If there is one thing that gamers hate, that is getting interrupted when playing their favorite games.
    • If you’re a gamer, you probably already encountered this error quite a few times.
  • Kernel Security Check Failure when using particular apps and programs
    • It seems that particular apps and programs trigger the kernel security error more frequently than others.

How do I fix Kernel Security Check errors in Windows 10?

  1. Use a dedicated third-party repair tool
  2. Enable legacy advanced boot menu
  3. Update and fix your drivers automatically
  4. Use System File Checker and Memory Diagnostic
  5. Check the memory slot
  6. Check your hard drive
  7. Update your PC
  8. Scan your PC
  9. Check your disk for errors
  10. Kernel Security Check Failure after overclock
  11. Run System Restore
  12. Run Safe Mode


1. Use a dedicated third-party repair tool

The Kernel Security Check Failure BSoD error is not to be reckoned with as it may be caused by a lot of possible issues, all covered in this guide.

Run a System Scan to discover potential errors

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Click Start Scan to find Windows issues.

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Click Repair All to fix issues with Patented Technologies.

Run a PC Scan with Restoro Repair Tool to find errors causing security problems and slowdowns. After the scan is complete, the repair process will replace damaged files with fresh Windows files and components.

However, before starting to tweak your system with more complicated solution, you should try a dedicated solution that can help you solve this issue automatically.

Restoro repair

Restoro is powered by an online database that features the latest functional system files for Windows 10 PCs, allowing you to easily replace any elements that can cause a BSoD error.

This software can also help you by creating a restore point before starting the repairs, enabling you to easily restore the previous version of your system if something goes wrong.

This is how you can fix registry errors using Restoro:

  1. Download and install Restoro.
  2. Launch the application.
  3. Wait for the software to identify stability issues and possible corrupted files.
  4. Press Start Repair.
  5. Restart your PC for all the changes to take effect.

As soon as the fixing process is completed, your PC should work without problems, and you will not have to worry about BSoD errors or slow response times ever again.

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Disclaimer: This program needs to be upgraded from the free version in order to perform some specific actions.


2. Enable legacy advanced boot menu

  1. Restart your computer and insert a Windows 10 bootable media into the optical media drive. For more information on how to create a Windows 10 bootable media, check out this article.
  2. On the displayed Windows Setup box, click Next.
  3. On the next page, click on Repair your computer.
  4. On the Choose an option screen, click Troubleshoot.Kernel Security Check Failure
  5. Click on Advanced options.Kernel Security Check Failure fix
  6. Now select Command Prompt.Kernel Security Check Failure fix error
  7. On the newly opened Command Prompt window, type C: and hit Enter.
  8. Type the following command and press Enter to enable legacy advanced boot menu: BCDEDIT /SET {DEFAULT} BOOTMENUPOLICY LEGACYKernel Security Check Failure fix
  9. Once the command executes successfully, type EXIT to close the Command Prompt window.
  10. Go back to the Choose an option screen, click Continue and start your computer normally.

If this method didn’t fix your blue screen Kernel Security Check Failure issue, use the solution below.


3. Update and fix your drivers automatically

All the BSoD errors can be caused by missing or corrupted drivers to updating or replacing them might be the key to fix the Kernel Security Check Failure error.

You can do this proceduse manually using Device Manager but that will take time and won’t guarrantee perfect results. That is why we recommend using a dedicated third-party solution.

 Get DriverFix


4. Use System File Checker and Memory Diagnostic

  1. If Windows 10 fails to start correctly, go to Settings, select Advanced Startup to open the See advanced repair options menu.
  2. In the new window, left click or tap on Troubleshoot.
  3. Go to Advanced Options and click or tap on Startup Settings.Kernel Security Check Failure fix
  4. Left-click the Restart button located on the lower right side of the screen.
  5. Your operating system should boot with the minimum system requirements.
  6. When your PC has booted, move the mouse over to the upper right side of the window.
  7. Left-click the Search feature located on the menu and type cmd.
  8. Click on Run as administrator to open Command Prompt with full privileges.
  9. Type the following command: sfc /scannow and hit Enter.Kernel Security Check Failure fix
  10. Wait until the scanning process completes. Type Exit to close the Command Prompt window and hit Enter.
  11. Move the mouse cursor again over to the upper right side of the screen.
  12. Go to the Search feature.
  13. In the search box, type memory, and select Run as administrator under Windows Memory Diagnostic.
  14. Select Restart now and check for problemsKernel Security Check Failure fix
  15. After reboot, the OS will automatically check your RAM and display the possible reasons as to why you get the Blue Screen of Death error.
  16. Reboot your PC normally.
  17. Check to see if the Kernel Security Check Failure BSOD error persists.

Need more info about System File Checker? Check out this comprehensive guide!


5. Check the memory slot

rearrange ram modules

Don’t forget to check the memoryslot to make sure it’s properly placed into the socket and functioning correctly.

It is always a safe bet to try and replace the memory slot or change the slot in which it is plugged into the motherboard. Reboot your PC to see if the stop code Kernel Security Check Failure persists.


6. Check your hard drive

Make sure that your hard drive functions correctly. More specifically, make sure that it is plugged in correctly into your device. If you have a spare hard drive, try changing it to see if it starts correctly.

Now, if your operating system starts and only gives you this Windows Kernel error occasionally, continue with the following steps below.

Editor’s Note: This article continues on the next page with more solutions to fix Kernel Security Check Failure BSOD errors. If you want to read more about Blue Screen of Death errors, check out our collection of guides.

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Frequently Asked Questions

  • Kernel Security Check Failure is not a virus in itself, it is an error message that Windows 10 displays on the screen when certain data files are corrupted. The root cause of data corruption may indeed be malware and virus infections, incompatible settings, memory issues, incorrect Registry changes and more.

  • Kernel Security Check Failure after sleep – this error may occur after waking your PC from sleep.

    Kernel Security Check Failure after RAM upgrade – users report that this error message sometimes occurs after they insert a new RAM card.

  • Kernel failure errors indicate that a certain system file failed the compatibility or integrity check. The quickest way to fix kernerl errors is to update your OS and install the latest drivers.

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