17 ways to solve the kernel_security_check_failure blue screen

php editor Yuzai brings you 17 ways to solve the kernel_security_check_failure blue screen. Blue screen errors are one of the common problems in Windows systems, causing inconvenience and trouble to users. This article will introduce you to 17 effective solutions to help you get rid of the blue screen problem easily. Whether it's by updating drivers, repairing system files, installing the latest patches, or performing hardware checks and optimizations, we'll detail the steps and considerations so you can resolve the issue quickly and safely. Follow our guide to keep your computer running smoothly and no longer suffer from blue screens.

17 solutions to the blue screen of kernel_security_check_failure

Method 1: Remove all external devices When any external device you are using is incompatible with your version of Windows , a Kernel security check failure blue screen error may occur. To do this, you need to unplug all external devices before trying to restart your computer.

Step 1. Completely shut down the computer and unplug all devices connected to the computer in sequence, including keyboards, headphones, external hard drives, etc.

Step 2. Restart the computer again to see if you still receive the blue screen message. If you don't receive a blue screen error message, connect all unplugged devices in order to confirm which device is causing the error. If you still receive a blue screen error message, the error is not caused by an external device, please move on to the next solution.

Method 2: Enable Legacy Advanced Boot According to some user feedback, enabling the legacy Advanced Boot menu can help fix the "Kernel Security Check Failed" error. Here are the detailed steps.

Step 1. Restart the computer, wait for the Windows logo to appear, long press the power button to force shut down the computer, repeat this operation 3 times, and then the system will enter the "automatic repair" state (which is what we call Windows recovery Environment), at this time you can click the "Advanced Options" button in the lower right corner of this interface.

Step 2. Click "Troubleshoot" > "Advanced Options" > "Command Prompt".

Step 3. Enter the following commands in the command prompt window, and press the Enter key once after each line of commands to execute.

C：

BCDEDIT /SET {DEFAULT} BOOTMENUPOLICY LEGACY

##Step 4. After the command is executed, restart the computer and check for blue screen whether the problem has been resolved, otherwise please continue to try the next solution.

Method 3: Uninstall software in safe mode Safe mode is a special diagnostic mode in Windows that can automatically disable all non-core services and processes in the Windows system and can help you solve many problems. If recently installed applications may have compatibility issues and cause the blue screen error code Kernel security check failure, you need to uninstall these recently installed applications in safe mode to fix the problem.

Step 1. Enter the Windows recovery environment in the same way, click "Troubleshoot" > "Advanced Options" > "Startup Settings", and then press F4 to enter Windows Safe Mode.

Step 2. Press Win S in safe mode to open the search box, enter "Control Panel" and open it.

Step 3. Click "Programs" > "Programs and Features" > Uninstall a program (select the recently installed program to uninstall).

Step 4. Restart the computer after the uninstallation is complete Check to see if the blue screen issue has been resolved, otherwise continue to try the next method.

Method 4: Reinstall or Update Drivers Outdated or incompatible hardware drivers are common causes of "Kernel Security Check Failed" errors Reason. Therefore, you need to reinstall or update these hardware drivers in safe mode.

Update hardware drivers

Step 1. Enter Windows safe mode in the same way (after entering safe mode Please press F5 to enter safe mode with network connection).

Step 2. In safe mode, press Win X to open the menu and select "Device Manager".

Step 3. Find any device that may cause the blue screen, right-click it and select the "Update Driver" option in the drop-down menu.

Step 4. In the new pop-up window, select "Automatically search for drivers" Program" option, and then wait for it to automatically search and complete the update.

Reinstall the hardware driver

Step 1. Enter Windows safe mode in the same way.

Step 2. In safe mode, press Win X to open the menu and select "Device Manager".

Step 3. Find any device that may cause the blue screen, right-click on it and select the "Uninstall device" option in the drop-down menu.

Step 4. Right-click the top computer name and select "Scan for hardware changes" in the expanded menu to reinstall the deleted driver. Exit safe mode, restart your computer and see if the Kernel security check failure blue screen issue is fixed, if not, move on to the next method.

Method 5: Windows Memory Diagnostics When your computer's memory fails, it can also cause a "Kernel security check failed" error. Therefore, you need to test your computer's memory through Windows' built-in memory diagnostic tool.

Step 1. Enter Windows safe mode in the same way, then press Win R to enter mdsched.exe and press Enter to open Windows memory diagnostics.

Step 2. Select "Restart now and check for problems" in the Windows Memory Diagnostic window.

Step 3. This tool will show if there are any hardware issues. If a memory failure is displayed, remove the memory from the motherboard and replace it with new memory, restart the computer again to check if the problem has been resolved.

Method 6: Troubleshoot disk errors When the disk is damaged, it is likely to cause the blue screen error code Kernel security check failure. Therefore, you need to check and fix the errors present on the disk.

Step 1. Enter the Windows recovery environment in the same way.

Step 2. Click "Troubleshoot" > "Advanced Options" > "Command Prompt".

Step 3. In the command prompt window, enter chkdsk H: /f and press the Enter key to execute (note that the H here refers to the disk drive letter you want to detect and repair, you can replace and change it yourself) .

Method 7: SFC Repair File System Windows System File Checker (SFC) is a utility that can help you check and repair damaged system files. Since corrupted system files are also one of the important causes of computer blue screen errors, you can use the SFC command to fix this error.

Step 1. Enter Windows safe mode in the same way, press Win S to open the search box, enter cmd and run the command prompt as an administrator.

Step 2. Enter sfc /scannow in the command prompt and press Enter. This will take some time.

#Method 8: Update and restore the system version. The outdated or advanced Windows version may have compatibility issues and cause a Kernel security check failure blue screen error in Windows. If you recently updated Windows, restore it to a previous version. If Windows has not been updated for a long time, please update it in time.

Update Windows version

Step 1. Enter Windows safe mode in the same way, press Win I to open the Windows settings interface, and click "Update and Security".

Step 2. Go to the Windows Update tab and click the "Check for Updates" option in the right panel.

Step 3. If there is an update available, the system will automatically download it. After waiting for the download to complete, restart your computer and select the "Update and Restart" option to complete the Windows update.

Rolling back the Windows version

Step 1. Enter Windows safe mode in the same way, press Win I to open the Windows settings interface, and click "Update and Security".

Step 2. Select the Recovery tab in the left panel, and then click "Start" in the Rollback to the previous Windows version area in the right panel.

Method 9: Remove Viruses and Malware Certain viruses or malware can also be the trigger for blue screen errors on your computer. Therefore, you need to scan and remove these viruses and malware.

Step 1. Enter Windows safe mode in the same way, press Win S to open the search box and enter "Windows Security Center Settings" and open it.

Step 2. Click "Virus and Threat Protection" in the Windows Security Center settings window.

Step 3. In the Current Threats section, click "Scan Options", then select "Full Scan" and click the "Scan Now" button.

Method 10: Windows Troubleshooter Windows 10 has a built-in troubleshooter that can help you solve most problems, which is also a method worth trying.

Step 1. Enter Windows safe mode in the same way, press Win I to open the Windows settings interface, and then select "Update and Security".

Step 2. Click the Troubleshooting tab in the left panel, and then click "Other Troubleshooting" in the right panel.

Step 3. Find the blue screen option on the next page, click it and select "Run Troubleshooter".

Method 11: Temporarily disable anti-virus software Sometimes, third-party anti-virus software may also prevent your Windows system from running normally, resulting in a Kernel security check failure blue screen error. To do this, you need to temporarily disable third-party antivirus software.

Step 1. Enter Windows safe mode in the same way.

Step 2. Press Ctrl Shift Esc to open the Task Manager and go to the "Startup" tab.

Step 3. Find the anti-virus application, then click the "Disable" button in the lower right corner, and then restart the computer.

Method 12: Windows System Restore If you have created a system restore point before the blue screen problem occurred, you can use the system restore method to restore the computer to the previous normal operation. time and fix the error.

Step 1. Enter the Windows recovery environment in the same way.

Step 2. Click "Troubleshoot" > "Advanced Options" > "System Restore", then select the appropriate system restore point and follow the prompts to restore.

#Method 13: Free up disk space Insufficient disk space can cause many problems and can be the trigger for the blue screen Kernel security check failure error in your computer. To do this, you need to free up disk space. For this, you can choose to upload the data directly to an external hard drive or the cloud, or use Windows' built-in disk cleaner to free up disk space. Below we will clean up the C drive space as an example:

Step 1. Enter Windows safe mode in the same way, and then press Win E to open Windows Explorer.

Step 2. Right-click local disk C, select "Properties" in the expanded menu and go to the "General" tab, and then click "Disk Cleanup".

Step 3. After the scan is completed, select the files you want to delete, and then click "OK" to clean up and free up disk space.

Method 14: Verify Drivers Windows has a built-in Driver Verifier Manager that tests all installed drivers and helps you identify corrupted ones. driver, which can help you fix similar blue screen errors.

Step 1. Enter Windows safe mode in the same way, then press Win S to open the search box, enter cmd and run the command prompt as an administrator.

Step 2. Enter verifier in the command prompt window and press Enter to open the driver verification program manager.

Step 3. Select "Create Standard Settings" in the Driver Verifier Manager window, and then click "Next Page".

Step 4. Select "Automatically select all drivers installed on this computer" and click "Finish" to start verification.

Note: If you can determine which driver is causing the problem, you can select the "Select driver name from a list" option.

Method 15: Perform a clean boot Clean boot is also a Windows diagnostic mode, similar to Safe Mode, but you need to manually disable third-party apps and services. However, please note that this method requires you to be able to enter the Windows system normally.

Step 1. Press Win R to enter msconfig and press Enter to open the system configuration.

Step 2. Switch to the "Services" tab, select the "Hide all Microsoft services" checkbox in the lower left corner, and then click the "Disable All" button.

#Step 3. On the "Startup" tab of the system configuration, select "Open Task Manager".

Step 4. In the startup tab list, select each startup item in turn and click the "Disable" button in turn, and then close the Task Manager.

Step 5. Return to the "Startup" tab of the system configuration, and then click the "OK" button.

Method 16: View the event log file You can view the event log file to see the cause of the blue screen error code Kernel security check failure problem so that you can take measures more accurately.

Step 1. Enter Windows Safe Mode in the same way, right-click the "Start" button and select "Event Viewer" from the expanded menu.

Step 2. Click "Windows Log" > "System" in the left panel, and then you can find the error event in the system log list and view its description.

Method 17: Reinstall the system

This site provides you with two system installation methods. Local hard disk installation is the simplest installation method. It is recommended to make a U disk boot tool before using the hard disk installation. If the hard disk installation fails, or your computer cannot be turned on, is stuck at the welcome interface, cannot enter the desktop, or has a blue screen, etc., then you need to choose the U disk to reinstall the system. .

Warm reminder: When reinstalling the system, the current system disk (usually the C drive) will be formatted. Be sure to back up the data on the C drive and desktop in advance.

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