How To Fix “Kernel Security Check Failure” Error in Windows

How To Fix “Kernel Security Check Failure”

When you encounter a BSOD error when launching Windows 10, you will see a blue screen with a particular stop code. When you get the blue screen of death, you can use a variety of stop codes. Many users, however, have reported encountering the stop code KERNEL SECURITY CHECK FAILURE.

As a result, many people seek assistance in resolving the kernel security check failure Windows 10 issue. What should you do if you get the Windows kernel security check failure stop code?

Actually, this isn’t a major issue. You can look at the key causes of the blue screen halt code kernel security check failure before I show you the solutions.

The Kernel Security Check Failure error can be caused by a variety of difficulties, such as memory problems, malware infestations, and so on, but the most typical cause is that the drivers you were using on a previous version of Windows are incompatible with Windows 10.

As a result, the OS displays the Kernel Security Check Failure error message, along with the error code 0x000000139.

The irritating Kernel Security Check Failure error frequently happens in the following circumstances:

  • Kernel Security Check Failure after Sleep – This issue might occur after your computer has been awakened from a nap.
  • Kernel Security Check Failure after RAM Upgrade — Users have reported that this error message appears after installing a new RAM card.
  • Kernel Security Check Failure when playing games — If you’re a gamer, you’ve most likely seen this warning before.
  • When utilizing specific applications and programs, the kernel security check fails — Certain apps and programs appear to cause the kernel security issue more frequently than others.

After you’ve determined the cause, you may try the many options to solve kernel security check failure Windows 8/8.1/10, depending on your circumstances. You can attempt some basic remedies before trying the solutions in this page, such as running a comprehensive malware check.

I also advise you to back up crucial files ahead of time in case of data loss due to an accident. After that, you may attempt the Windows 10 kernel security check failure remedies with ease.

Solution 1. Check Your Computer for Memory Problems

Memory difficulties, as I said before, might cause the blue screen with stop code kernel security check failure. So, how can you spot memory issues? Fortunately, Windows’ built-in memory diagnostics tool may assist you in identifying memory issues, making the process much easier.

In this tutorial, I’ll teach you how to use Windows 10’s memory diagnostics tool.

Step 1: Open the memory diagnostics tool

1- In the Windows Cortana Search box, type memory or mdsched.

2- To execute the utility, select the best fit Windows Memory Diagnostic.

Step 2: Look for any issues with the tool.

1. Right now, choose one of the two options to scan your computer for memory issues.

  •  Check for problems and next time I start my computer.
  • Check for errors by restarting immediately.

2. No matter what you choose, follow the prompts to check your computer for memory problems.

  • If there are memory problems found, you can replace the current memory card with a new one to fix the kernel security check failure issue.

Solution 2. Update your drivers

The Kernel Security Check failure problem might appear on your device as a result of outdated drivers in some situations. You may learn how to update drivers and perhaps repair difficulties caused by them in this tutorial.

A driver update is simply a temporary workaround for the current blue screen problem. If this strategy fails to help you, move on to the next option!

Step 1: Select Device Manager from the context menu by pressing the Windows + X buttons on your keyboard.

Step 2: Expand all of the sections and look for any outdated drivers. A yellow exclamation mark usually indicates that something is amiss when a motorist is having problems.

Step 3: Select the Properties option from the context menu after right-clicking on any driver that needs to be updated.

Step 4: To update a driver, go to the Driver tab and click the Update Driver button.

Step 5: Choose how you want to update your driver. You may either let Windows 10 find a driver for you automatically or manually look for a new driver file on your machine.

Step 6: Wait for the driver to finish installing. Any additional drivers that have an issue or are obsolete should be updated.

Step 7: To complete the modifications made by the updated driver, we recommend restarting your computer (s). You should now check to see if the BSOD problem is still present.

Solution 3. Check and Fix Hard Drive Errors

Drive issues on your system might be causing the Kernel Security Check Security failure. Fortunately, a built-in scanner can correct these issues. To get started, simply follow the steps below:

Step 1: Using the Ctrl + E keyboard shortcut or the taskbar, open a File Explorer window.

Step 2: From the left-hand window, choose This PC. Choose Properties from the context menu when you right-click on your system disk.

Step 3: Click the Check button after switching to the Tools tab. To utilize this function, you might need to have access to an administrator account.

Step 4: To begin a thorough scan of the system drive, select the Scan drive option. Depending on your gadget, this might last a long time.

Step 5: Allow the scan to check for and detect any problems with the drive. If a mistake is discovered, repair it by following the on-screen directions.

Solution 4: Run the System File Checker and ‘chkdsk’ commands


The System File Checker is a utility that comes installed with most versions of Windows. It’s also known as a “SFC scan,” and it’s the quickest approach to resolve damaged system files and a variety of other issues.

If the SFC scan fails, follow the procedures again and try running ‘chkdsk’ to fix your computer. The Check Disk tool tries to find and fix disk problems, which might help you address the Kernel Security Check failure.

Step 1: One of the following methods will open the Command Prompt:

  • Open your taskbar’s Search function, or use the Ctrl + S keyboard combination to bring up the search bar and type in “Command Prompt.” If it appears in the results, right-click it and select Run as Administrator.
  • To open the Run utility, use the Windows + R keys on your keyboard. Press the Ctrl + Shift + Enter buttons on your keyboard while typing “cmd.” You’re giving the Command Prompt administrative permissions by doing so.
  • Select Command Prompt by using the Windows + X keyboard shortcut (Admin).

Step 2: Allow the program to launch with administrator rights when requested by the User Account Control (UAC).

Step 3: We’ll start by running the System File Checker. To run the program, type sfc /scannow into the command prompt and hit Enter.

Step 4: Wait for the SFC scan to finish scanning and fixing corrupt files on your computer. This might take a long time; don’t close the Command Prompt or turn off your computer during this period.

Step 5: After that, type the following command and hit Enter to run it: C: chkdsk /f /r /x

Step 6: This command will examine the C: drive. If your Windows 10 was installed on a different disk, make sure you replace “C:” with the appropriate drive letter.

Step 7: Wait for the Check Disk command to finish running. It’ll attempt to fix issues with the drive and recover any readable information. Restart your device once both commands have been executed.

Solution 5: Check for memory issues

Memory (RAM) problems, like disk faults, may be detected by a built-in Windows 10 scanner. The methods below will walk you through running the Windows Memory Diagnostics program and perhaps preventing the blue screen problem.

Step 1: By clicking the magnifying glass icon in your taskbar, you may access the search bar. You may also use the Windows + S keyboard shortcut to open it.

Step 2: In the search box, type Memory Diagnostic and click the first search result.

Step 3: There will be a new pop-up window. Before continuing, make sure to save your files! To begin the memory diagnostics, select the Restart immediately and check for faults (recommended) option.

Step 4: When your computer boots up again, the memory diagnostics tool will try to identify any errors and issues regarding your RAM. If an issue is found, it’ll be reported to you right away.

Solution 6: Boot Windows 10 in Safe Mode

You might try booting into safe mode to see if the issue goes away. If the error kernel security check failure goes away, it suggests an application on your computer is to blame. You can remove it to resolve the issue.

If you’re not sure how to start Windows 10 in safe mode, follow the instructions below.

Step 1: Go to the Advanced startup options menu when you restart your computer.

1. Open the settings in one of two methods.

  • To launch Settings, use the Windows key + I on your keyboard.
  • Select Settings by right-clicking the Windows Start button.

2. Select Update & Security> Recovery from the drop-down menu.

3. Under Advanced startup, select Restart now.

Step 2: Start the computer in Safe Mode with Networking.

  1. Choose Troubleshoot once your PC restarts to the Choose an option screen.
  2. Restart the computer by going to Advanced choices> Startup Settings> Restart.
  3. You’ll get a selection of alternatives once your computer restarts. To start your PC in Safe Mode, choose 4 or press F4. Select 5 or press F5 for Safe Mode with Networking if you’ll need to utilize the Internet.

You may determine if any software is causing the problem by starting your computer in Safe Mode.

If the problem does not appear in safe mode, it is likely that it is caused by software. You can enable your program to recognize it one by one. When you’re done, remove the program that’s causing the kernel security check Windows 10 problem.

Solution 7: Use the Blue Screen troubleshooter

BSOD faults, often known as Blue Screen of Death errors, have been there since the birth of Windows. What was formerly a frightening and frequently fatal problem can now be resolved by using the built-in troubleshooter in Windows 10.

While the troubleshooter may not be able to restore the data and progress you lost as a result of the Kernel Security Check failure issue, it can help you avoid future crashes.

Step1: To access the Start menu, click the Windows symbol in the lower left corner of your screen. Choose Settings or press Windows + I to access the shortcut.

Step 2: Select the Update & Security option. The majority of your built-in troubleshooters are located here.

Step 3: Using the left-hand pane, navigate to the Troubleshoot tab. You should be able to view a Blue Screen troubleshooter here.

Step 4: If you don’t want to share all of your diagnostic data with Microsoft, go to Additional troubleshooters and look for the Blue Screen troubleshooter.

Step 5: To run the troubleshooter, press the Run button.

Step 6: Wait for the troubleshooter to discover the problem and make any necessary corrections. Please be aware that this process may cause your device to shut down and restart.

Step 7: Check to check whether you can access and use your device once it’s completed.

Solution 8: Run System Restore

System restoration is an extremely valuable tool for resolving system problems. It might assist you in returning your computer to a previous state.

You can pick a restoration point to return your machine to its previous condition before the kernel security check failure occurred.

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