How to Fix Kernel Security Check Failure in Windows 10


Windows users may encounter many types of blue screen of death errors. KERNEL_SECURITY_CHECK_FAILURE is one of them. However, Like most other BSODs, It is not an ordinary error. Many users have begun to face this BSOD in their computers. To fix kernel security check failure, there are a few fresh methods you can follow. In this article, You will know about them.

After upgrading to windows 10 from windows 8.1 or 7 or installing major windows updates like fall creators update, users may encounter this error. Some users face it suddenly without any obvious reasons.

HD Screenshot of Kernel Security Check Failure Windows 10

What Causes Kernel Security Check Failure:

Now, Question may appear in your mind “Why Kernel Security Check Failure error is bugging you?”. The answer is straightforward. Typically faulty, incompatible or damaged drivers or hardware cause this error. If you face it after upgrading to Windows 10 or installing a major update, Then it is due to driver incompatibility. There may be other things that can be responsible


This blue screen error can crash all active programs and force your PC to restart to avoid permanent damage. You may see STOP Error 0x139 message appeared in a box. When the blue screen comes, There will be the error name karnel_security_check_failure. Sometimes, You may see an error code like 0x000000139.  After restarting PC, Everything may be OK. Sometimes, This problem occurs repeatedly. In that case, You have to take steps to repair it.

How to Fix Kernel Security Check Failure:

Some users may not be able to access windows due to this error. In that case, I suggest them to boot into safe mode. Then, Try these troubleshooting methods to fix kernel security check failure.

1. Update Drivers & Windows:

It is the first thing you should do. Update all of your drivers. Also, update your windows. Many peoples may face this error after upgrading to windows 10. They can remove all existing drivers and install the latest versions. It may fix Kernel Security Check Failure.

2. Check for Faulty Drivers:

Faulty drivers are the main reason. So, at first, identify the broken drivers. To do it –

  • Go to Control Panel > Hardware and Sound.
  • Then, Click on Device Manager
  • Now you will see the list of all drivers of your PC.
  • If you see any driver name with a yellow sign, Uninstall it or disable it. You can do it by right-clicking on that driver name.
  • If possible, Find the latest driver API for that faulty hardware and install it on your PC.

However, You also can use Driver Booster to this job automatically. It updates driver and even fixes typical driver related problems.

If the faulty driver is the reason, It will resolve kernel security check Failure problem.

3. Run Chkdsk Command:

A damaged hard disk also can cause this blue screen error. Running Chkdsk can help you to repair it. Just follow the instructions.

  • First of all, Press Windows Logo + X from your Keyboard.
  • Then, Click on Command Prompt (Admin).
  • Now, Type chkdsk /f c: and press Enter.
  • Then, Press Y and hit Enter. (If it asks to restart your PC).

It may take a few minutes to complete the process. Sometimes, It may take a long time. So, Don’t lose your patience. To get more instructions to repair a hard disk problem, Read this article.

4. Run SFC and DISM Command:

To repair kernel security check failure, You may need to fix corrupted system files problem on Windows. Because It can create the blue screen of death error. You can learn how to do it from this article: Repair Corrupted System Files Windows

5. Use Driver Verifier:

Sometimes, You may not find all problematic drivers from device manager. In that case, Driver Verifier can help you. You can use it to identify faulty, incompatible or damaged drivers. Read: How to use driver verifier.

6. Clean Boot:

Performing clean boot can help you to find out the reason of KERNEL_SECURITY_CHECK_FAILURE more accurately. It will help you to know If any third-party software is causing this BSOD. To do it –

  • At first, Open Task Manager.
  • Then, Click on Startup Tab.
  • Now, Disable all programs from the startup list. Now restart your PC.
  • If you see that your PC is OK, There is no problem now. You should be sure; There is something wrong any of your startup programs.
  • Try to find out that culprit and uninstall it.

7. Check and Fix Memory Problems:

RAM problems of your PC may cause BSOD. So, To resolve kernel security check failure, You can try to repair RAM Problems. You can run windows memory diagnostic tool to find the common memory problems. I also recommend you to re-insert RAM stick. Sometimes, It resolves RAM related common issues.

8. Restore Windows:

System Restoring can roll back your PC to its previous stage. So, You can restore your PC to its earlier restore point when your PC was running well. It should fix KERNEL SECURITY CHECK FAILURE. If you don’t know how to do it, Follow the link I mentioned in repair corrupted system files article.

9. Reset or Re-Install:

The last method to fix any windows errors. I would suggest you try all possible ways to fix windows 10 or 8 Kernel Security Check Failure error. If you fail, You can reset or reinstall your operating system. In case, You don’t know how to do it; You can find it on this website by the search box.

If nothing helps, You can post your problem with details in Probably, You will get help from there.