Windows 10 – How to fix kernel security check failure

The kernel security check failure error is one of those errors often found on the dreaded Blue Screen of Death or BSoD. This error can be caused by a number of reasons ranging from incompatible memory, virus infection or corrupted windows system files. But the most common cause of this error will be due to a recent upgrade to Windows 10. Sometimes a windows update will be installed to your machine that causes the drivers you had been using to become incompatible with your operating system suddenly.

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The kernel security check failure happens due to:

Typically, there’s a check process in Windows operating system during startup. This process throws the KERNEL_SECURITY_CHECK_FAILURE error when it detects corruption in any critical data structure.

How to fix kernel security check failure?

Please note below, if you are receiving error, and your machine will not boot normally, there is a good chance your machine will still boot into safe mode to allow you to perform some of the troubleshooting steps that I have outlined below. To boot Windows into safe mode you simply visit my article – How to boot to safe mode in Windows 10

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Power Off and Detach Removable Devices

If you get the Kernel Security Check Failure BSOD, you may need to force a system shutdown by pressing and holding the Power button for some time. Then, strip your system of any detachables — external HDDs, SD cards, headsets, speakers, Bluetooth devices, or optical drives — and only keep the bare-bones peripherals — your monitor, mouse, and keyboard. Make sure, however, that the latter are all firmly connected to your PC.

Run Memory Diagnostic Tool

You can identify memory problems with the memory diagnostics tool available in Windows 10, 8, and 7. This tool also tests the RAM on your computer.

1. To run this tool, go to Control panel and type “memory” in the search bar. Click on “diagnose computer memory problems” to open this tool. You can also type “mdsched” in start search and hit Enter to open this tool. 2. Choose Restart now and check for problems (recommended) to check the status of memory card right now; Or select Check for problems the next time I start my computer;

3. Then The Memory Diagnostic Tool will automatically run to check errors on Memory card in your PC.

If you’re an advanced user and want to adjust this tool’s settings, press F1 when the tool starts. You can change the following parameters.

Test — There are three types of tests, namely, basic, standard, and extended. Each of these tests is described on the screen and you can choose whichever you want.
Cache — Choose the cache setting
Pass count — Decide how many times you want the system to repeat this test.

After making the changes, type...