Kernel Security Check Error in Windows 10

Kernel Security Check Error in Windows 10 can occur due to various reasons, ranging from outdated device drivers, corrupted system files, viruses, memory problems to corrupted or damaged hard disk.

If you are lucky, you may find the computer performing a self-check and restarting with the login screen.

If not, you will find the computer going back to BSOD screen with Kernel _Security_Check_Error message and you won’t be able to login to the computer.

1. Use Automatic Repair

To bypass BSOD screen, you need to Restart your computer using a Bootable USB Drive.

If you do not have a Bootable USB Drive, you can easily create one right now by using steps as provided in this guide: How to Create Bootable USB Drive in Windows 10.

  1. Use the Power button to Power OFF the computer.

  2. Insert Bootable USB Drive into the computer and press the Power button to Start your computer.

  3. On Windows Setup screen, select Language, Currency, Keyboard and click on the Next button.

4. On the next screen, click on Repair your computer option located at the lower-left corner.

  1. From the next screen, navigate to Troubleshoot > Advanced options > Startup Repair (or Automatic Repair).

6. Click on Next > select Windows 10 and follow the onscreen instructions to complete the Startup Repair process.

  1. Patiently wait for the Startup Repair Process to be completed (it can take a long time) do not try to end or abort this process.

Note: If your computer is not booting from USB Drive, you may have to Enable USB Drive Boot option on your computer.

2. Use Chkdsk

  1. Press the Power button to power OFF the computer.

  2. Insert Bootable USB Drive into the Computer and press the Power button to restart the Computer.

  3. After the computer restarts, click on Next > select Repair your computer option.

  4. Navigate to Troubleshoot > Advanced options > Command prompt.

  5. On the Command Prompt window, type chkdsk /r c: and press the Enter key on the keyboard of your computer.

Chkdsk may ask you to run next time the system restarts. If this happens, type Y and restart your computer.

Patiently wait for the Chkdsk Command to find and fix Hard Disk Errors on your computer. Once, the Chkdsk command is complete, restart your computer and see if the problem is fixed.

3. Use SFC Scan

SFC or System File Checker is another built-in Windows utility that you should try to fix this problem.

  1. Use the Power button to power OFF computer.

  2. On the Command Prompt screen, type sfc /scannow and press the enter key on the keyboard of your computer.

Patiently wait as Windows 10 tries to scan and fix system file problems on your computer.

4. Repair Master Boot Record

The Master Boot Record (MBR) helps the computer to locate Windows operating system and properly load the operating system.

  1. On the Command prompt screen, type bootrec /fixmbr and press the Enter key.

Wait for the command to complete and also run bootrec /fixboot and bootrec /rebuildbcd commands to fix this issue.

After running above commands, type Exit and press the enter key to close the command prompt screen and restart your computer.

5. Use System Restore

If a System Restore point is available on your computer, you can hope to fix the problem on your computer by restoring it back to its previous working status.

  1. Boot the computer using Bootable USB drive.

  2. Select your Language, Currency, Keyboard and click on Next.

  3. Navigate to Repair your computer > Troubleshoot > Advanced Options > click on System Restore option.

  4. Follow the onscreen instructions to Restore your computer.

6. Reinstall Windows 10

If a System Restore point is not available on your computer and none of the above methods are working, the only other option left is to Reinstall Windows operating system.

This practically means that you will end up losing all the files, programs and data on your computer, unless you have made a backup of your computer.

  1. Press the Power button to Shut Down the computer.

  2. Insert Bootable USB Drive into the USB port of your computer and start the computer by pressing the Power button.

  3. Select your Language, Currency, Keyboard and click on Next.

  4. On the next screen, click on Install Now.

  5. Follow the on-screen instructions to complete the setup process and reinstall the latest version of Windows 10 operating system on your computer.

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