Fix kernel security check failure (KERNEL_SECURITY_CHECK_FAILURE): Most of the time you will experience kernel security check failure error after you have installed a new software or hardware. Well, you will get this error when you will upgrade your windows because the drivers of previous versions of Windows will not be compatible with the new one. Hence, leaving with you Kernel Security Check failure BSOD error.
Causes of kernel security check failure errors:
- Virus or malware infection that has corrupted Windows OS files.
- Device drivers are outdated or not properly configured.
- Corrupted or bad memory.
- A conflicting hardware or software.
- Damaged or corrupted Hard Disk.
First, your need to enable legacy boot and if you don’t know how to do that just follow this post to enable your advanced legacy boot option.
Before trying the below technical methods it’s advised that you do the following in order to fix kernel security check failure (KERNEL_SECURITY_CHECK_FAILURE) error:
a.Make sure only one antivirus is running if you have purchased another make sure to turn off Windows Defender.
b.Run Automatic Repair or use System Restore to try to fix the issue.
c.Run a full system virus and malware scan with your antivirus.
d.Install any pending updates through Windows update.
e.Reinstall drivers from the manufacturer’s website.
f.Run malware bytes.
Fix kernel security check failure (KERNEL_SECURITY_CHECK_FAILURE)
Method 1: Uninstall Graphic Card Driver
1.Boot your PC into safe mode from the advanced boot menu.
2.Press Windows Key + R then type “devmgmt.msc” and hit enter to Device Manager.
3.In Device Manager expand Display adapter.
4.Next select your Nvidia card and then right click then select Properties.
5.Now select Drivers tab and click on Roll Back Driver (If asked for confirmation click Yes to confirm).
6.If Roll Back option is grayed out then click “Uninstall” to uninstall this driver.
7.Restart your PC and on the advanced boot select “Start your PC normally.”
Method 2: Run Driver Verifier
This method is only useful if you can log into your Windows normally not in the safe mode. Next, make sure to create a System Restore point.
To run Driver verifier to fix kernel security check failure go here.
Method 3: Run System File Checker and Check Disk
1.Again Boot your PC into safe mode from the above-advanced boot menu.
2.Once you login into safe mode, press Windows key + X and click on Command Prompt(Admin).
3.In the command prompt type the following command and hit enter after each one:
sfc /scannow chkdsk /f C:
4.Once the process is finished, exit the cmd.
5.Now type memory in the Windows search bar and select “Windows Memory Diagnostic.“
6.In the set of options displayed select “Restart now and check for problems.”
7.After which Windows will restart to check for possible RAM errors and will hopefully display the possible reasons as for why you get the Blue Screen of Death (BSOD) error message.
8.Reboot your PC and check if the problem is resolved or not.
Method 4: Run Memtest86
In order to be sure, again run the memory test but this time using Memtest as it eliminates all the possible exceptions and it’s better than the built in memory test as it runs outside the Windows environment.
Note: Before starting, make sure you have access to another computer as you will need to download and burn the software to the disc or USB flash drive. It’s best to leave the computer overnight when running Memtest as it sure likely to takes some time.
1.Connect a USB flash drive to your working PC.
2.Download and install Windows Memtest86 Auto-installer for USB Key.
3.Right-click on the downloaded image file and select “Extract here” option.
4.Once extracted, open the folder and run the Memtest86+ USB Installer.
5.Choose your plugged in USB drive to burn the MemTest86 software (This will erase all the content from your USB).
6.Once the above process is finished, insert the USB to the PC which is giving the KERNEL_SECURITY_CHECK_FAILURE error.
7.Restart your PC and make sure boot from USB flash drive is selected.
8.Memtest86 will begin testing for memory corruption in your system.
9.If you have passed all the 8 phases of the test then you can be sure that your memory is working correctly.
10.If some of the steps were unsuccessful then Memtest86 will find memory corruption which means that your kernel security check failure (KERNEL_SECURITY_CHECK_FAILURE) blue screen of death error is because of bad/corrupt memory.
11.In order to fix kernel security check failure error, you will need to replace your RAM if bad memory sectors are found.
Method 5: Run Disk Cleanup and Error Checking
1.Again boot your windows into safe mode and follow the below steps for each hard disk partition you have(example Drive C: or E:).
2.Go to This PC or My PC and right click on the drive to select Properties.
3.Now from the Properties window select Disk Cleanup and click clean up system files.
4.Again go the properties windows and select Tools tab.
5.Next, click on Check under Error checking.
6.Follow the on-screen instruction to finish error checking.
7.Restart your PC and boot to windows normally.
That’s it, you have successfully Fix kernel security check failure (KERNEL_SECURITY_CHECK_FAILURE) but if you still have any queries regarding this guide then feel free to ask them in the comments section.
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