The Kernel security check failure error is one of the various types of error that seeds BSOD (Blue Screen of Death). The error is usually triggered when one or more of your data files are corrupt or have failed the compatibility check. The Kernel security failure error may also be caused because of memory or driver incompatibility or in the case of virus attacks. The error message doesn’t mention the exact problem of the kernel security check failure but can be fixed easily.
The error screen KERNEL_SECURITY_CHECK_FAILURE of looks like this:
For KERNEL_SECURITY_CHECK_FAILURE the error code is 0x139
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Top 7 Methods To Fix Kernel Security Check Failure
After a lot of research over the web, we have compiled the list of best methods to solve the Kernel Security Check failure error for you. You can go through them one by one and find out which method works best for you.
1) Fix the system hard disk error
1- Go to MY COMPUTER/ THIS PC
2- Right Click on the drive that you want to scan. E.g., Local Disk (G 🙂
3- Select PROPERTIES from the drop-down menu.
4- Go to the TOOLS option and click on CHECK NOW button.
The CHECK NOW button will check and fix hard disk error (if any) automatically that might cause a Kernel Security Check error in your PC.
2) Install Pending Updates
It is advisable to turn on your Automatic Updates option to avoid any kind of errors and have the latest updates on your system. Microsoft constantly brings out updates to upraise the system’s stability and fix other issues.
You can type “update” in the search box to enter the Windows Update section. Go to WINDOWS UPDATE and check for the available updates and install the same.
3) Complete Scan
Malware and Viruses can sneak into your PC while browsing or downloading stuff from the internet. These might be a reason for the 0x139 error. A complete system scan has to be done in order to detect and pull out any such malware and viruses. Windows’ built-in antivirus or any other antivirus can be used as a way out for the same.
You can follow these steps to perform a full system scan:
1- Go to SETTINGS and type ‘defender’ in the Search box.
2- Double Click on the WINDOWS DEFENDER.
3- Click on the shield icon present in the left pane.
4-Click on the ADVANCED SCAN option.
5- To launch a complete system scan, check the Full Scan option.
4) Run System Restore
You can perform a system restore if the Kernel Security Failure problem has started relatively recently. It is also helpful in situations where the problem has started because of a recent software download, as this helps you remove the recently added applications and programs.
This option facilitates restoring the previous system configuration without losing files. Follow these steps to perform the above:
1- Go to SETTINGS > UPDATE & SECURITY.
2- Click on RECOVERY from the left pane.
3- Click on GET STARTED under Reset this PC and then CHOOSE TO KEEP YOUR FILES.
4- CHOOSE AN OPTION from the next dialog box to complete the reset.
5) Eject the removable Peripherals
When a Windows 10 system starts, it first connects all the peripherals. If any connected peripherals are loose or the system isn’t responding, you might get the Kernel Security Check Failure problem. To ensure this doesn’t happen, you will have to follow these steps:
1- Shut down the computer from the Windows option, or perform a hard shut down by pressing the Switch off/on the button for 15 seconds.
2- Ensure that no external devices are connected to the system, such as a USB, hard disk, SD card, headphones, CDs, DVDs, etc. Only the monitor, keyboard, and mouse should be connected.
3- Also, ensure that all the cords connecting the mouse, keyboard, and monitor are properly connected and secured.
4- Finally, Restart your system.
This should solve the issue, and if not, you can go through other fixes mentioned.
6) Run Memory Diagnostic Tool
Running the Memory Diagnostic tool is a proven way to solve the Kernel Security Check failure issue. Follow the steps below to execute the Memory Diagnostic Tool
1- Press the Windows+R button to open the RUN dialog box.
2- Type: mdsched.exe and Click on OKAY.
3- Click on the first option –”Restart now and check for problems” or the second one.
4- It will run the Windows Memory Diagnostic Tool to check the error on your PC’s memory card.
If there are errors detected, you have to change the current memory card to get rid of the BSOD that has occurred due to the Kernel Security Check failure issue.
7) Rollback to the old version of Windows
In various cases, the applications or programs you are using may not be compatible with the version of Windows on your PC. So, going back to an older version might help. But if you have deleted the C: Windows. Old folder while running the disk cleanup or otherwise, you will not be able to use the following process.
1- Click on SETTINGS from the Start menu.
2- Click on UPDATE & SECURITY now.
3- Click on RECOVERY from the left pane, and then you will be able to see a Get Started option under ‘Go back to the previous version of Windows 10’ and then you are all set to roll back to the older version.
4- A dialog box will appear then, to ask the reason for changing the current version of Windows.
Final Words
To sum up, in this article, we have shared with you all the information about the Kernel security check failure in Windows 10 and various methods to solve the driver error. Let us know through the comment section which of the above methods worked for you. Also, share down any other method that you know, to solve the 0x139 error.
Thank You!