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Solved: kernel Security Check Failure BSOD Error in Windows 10

Kernel Security Check Failure BSOD implies that one or several files failed a compatibility or integrity check. Here is how to fix this blue screen error on windows 10.

Are you encountering the Kernel Security Check Failure BSOD error in Windows 10? A number of windows users report after the recent Windows 10 21H2 update system fails to start With blue Screen error Kernel_security_check_failure (followed by the 0x000000139 error code). Normally Blue Screen occurs when windows encountered a problem that it can’t resolve by itself. And to save feature damage windows shutdown itself by showing a Blue screen with Error code Kernel Security Check Failure for feature troubleshooting.

Issue: kernel security check failure BSOD After Windows 10 upgrade

Windows 10 Laptop working smoothly, there is no problem while playing games, or running heavy applications. But after installing the recent windows 10 21H2 update, the System fails to start with a Blue Screen Error:

Your pc ran into a problem and needs to restart . We’re just collecting some error info, and then we‘ll restart for you (xx% complete)”

If you’d like to know more, you can search online later for this error: Kernel_security_check_failure

The ‘Kernel Security Check Failure‘ BSOD error can occur for various reasons like memory issues, virus/malware infections, corrupted system files, 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, due to driver incompatible issue windows, 10 became unstable and restart with the ‘Kernel Security Check Failure’ error message followed by the 0x000000139 error code.

Fix Kernel_security_check_failure BSOD

Whatever the reason behind this Blue Screen error, Here some solutions you may apply to fix Kernel Security Check Failure BSOD Applicable on windows 10, 8.1, and 7 computers.

Note: If Due to this BSOD system restarts frequently and you are unable to boot up your computer and access regular mode, you should boot into Windows 10 Safe Mode to perform troubleshooting steps below.

Boot into Safe mode

To do this Boot from installation media (If you don’t have a bootable USB/DVD create one by following this post: Create windows 10 bootable USB.) -> Repair your computer -> Troubleshoot -> Advanced options -> startup Settings -> restart -> And Press F4 to boot into safe mode.

Note: Press F5 to boot into safe mode with networking where using an internet connection we can install the latest driver updates.

windows 10 safe mode types

Disconnect external devices

First of all, I suggest you disconnect all the external devices (printers, scanner, USB (universal serial bus) drives, etc…) Except for the mouse and the keyboard and then boot up. This will start windows normally if any external device/driver conflict causes this BSOD Error.

Also, Make sure that your windows 10 is not infected with a virus or malware infection. We recommend Use Windows Defender or any other 3rd party trusted AntiVirus software to scan your Windows PC.

Update Device Drivers

As discussed before this kernel_security_check_failure issue is caused by driver incompatibility issues. Especially if the problem started after a recent windows upgrade there is a chance the installed device driver is not compatible with the current windows version. We recommend check and update device drivers especially the display driver, Network Adapter, and Audio Driver.

To manually check and update the device driver Press Windows + R, type devmgmt.msc, and ok to open device manager. Here Right-click on each category.

Select any driver with a yellow icon. If you find any driver with a Yellow mark, means there is an issue with it. Right-click on it and select Properties.

From the Properties, click on the Driver option

Now click the updated driver.

Select Automatically search for the driver or browse my computer if you have drivers.

This will search for compatible drivers online and install them.

Update display driver

To reinstall these drivers first visit the device manufacturer website on a different computer and download the latest available Driver. Now on a problematic computer open the device manager expend display adapter, right-click on the installed graphics driver and select uninstall, and do the same process for other drivers (which you found incompatible, yellow triangle mark). Now after that restart windows and install the latest drivers which were previously downloaded from the device manufacturer’s website. You can check this post on how to update/Rollback /reinstall Device drivers on Windows 10 For more detailed information about it.

Check Memory Errors using the memory Diagnostic tool

If you are using a Desktop computer it’s recommended to Completely shut down the windows and disconnect the power cables. Now “Open your PC cabinet and then remove RAM  from the motherboard.” Clean RAM using an eraser and Re-Insert it.

Clean RAM using eraser

Note: Try this if you have knowledge of RAM and other computer parts otherwise take the help of the Technician guy.

After that connect the power cable and start windows and check it helped.

Also, Run the Memory Diagnostic tool to find out your memory problems. Because Corrupted RAM can cause this blue screen problem. To determine whether or not this is the case, you will first, need to test your RAM. This can be done, by running the Memory Diagnostic Tool.

Windows Memory Diagnostic Tool

Run System File Checker

Open the command prompt with Administrative privileges and type the command “sfc / scannow” hit enter key to execute the command. Which scan for corrupted, missing system files, If found any the SFC utility automatically restores them from a compressed folder located on %WinDir%\System32\dllcache. Wait until 100% complete the scanning process after that restart windows. This will very helpful if corrupted missing system files cause kernel security check failure BSOD.

Run sfc utility

Note: If running the System file checker test results “windows resource protection found corrupt files but were unable to fix some of them” Then run DISM commandDISM /Online/Cleanup-Image/RestoreHealth.” which repair windows system image and allow SFC to do its job.

Scan for Hard Disk Errors (CHKDSK Command)

Again Sometimes disk drive errors, also cause kernel_security_check_failure BSOD error on Windows 10. If Applying the above solutions and Fix drive errors by running CHKDSK command help them to fix kernel security check failure blue Screen error permanently. You Can also Run this command and check it may also help you to fix the issue.

Open the command prompt as administrator, type chkdsk C: /f /r, and press the Enter key.
Here CHKDSK is the short of Check Disk, C: is the drive letter you want to check, /F means fix disk errors, and /R stands for recover information from bad sectors.

Run Check disk on Windows 10

When it prompts “Would you like to schedule this volume to be checked the next time the system restarts? type Y and restart windows, This will check the disk drive for errors if found any the utility will try to fix and recover them. Wait until 100% complete the scanning and repairing process after that windows automatically restarts and start normally for you.

Some other solutions you may try:

Try to uninstall recently installed applications, to do this press Windows + R, type appwiz.cpl, and ok to open programs and features. Here right-click on recently installed third-party applications and select uninstall.

Also, Try to disable the fast startup feature from the Control panel, View “Small icons” and click Power Options. Next click on Choose what the power button does then click on Change settings that are currently unavailable. Here Under “Shutdown settings”, uncheck Turn on fast startup (recommended) then click Save changes.

Check for Windows Updates and Install them: Microsoft regularly releases security updates with bug fixes that’s why we recommend checking and install the latest windows updates which may fix different problems include kernel_security_check_failure BSOD.

You can check and install the latest windows updates from settings -> update & security -> windows update and check for updates.

If all the above solutions fail to fix the issue still windows fail to start with BSOD error, Then try to Rollback windows to the previous version. (applicable if the problem started after a recent windows upgrade) Or try System restore from Advanced options where windows revert the settings to the previous working state where the system running smoothly.)

Did these solutions help to fix “kernel Security Check Failure BSOD Error in Windows 10”? Let us know which option worked for you.

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