How to Fix “Kernel Security Check Failure” Error on Windows 10/11

Last updated on February 23rd, 2026 at 6:32 am

The “Kernel Security Check Failure” error is a common issue that Windows 10/11 users may encounter. This error can be frustrating as it often leads to system crashes and unexpected restarts. However, there are several methods that you can try to fix this error. Here, we will explore some effective methods to troubleshoot and resolve the “Kernel Security Check Failure” error on Windows 10/11.

Common Causes of the “Kernel Security Check Failure” Error on Windows 10/11

The “Kernel Security Check Failure” error on Windows 10/11 may occur due to a lot of reasons. Some of the most common reasons for the error are discussed here:

1. Hardware Incompatibility

One of the primary causes of the “Kernel Security Check Failure” error on Windows 10/11 is hardware incompatibility. This occurs when a piece of hardware, such as a graphics card, network adapter, or RAM module, is not compatible with the system or is malfunctioning. Incompatible or faulty hardware can trigger the error by causing conflicts with the kernel’s security checks.

2. Corrupted System Files

Corrupted system files can also lead to the “Kernel Security Check Failure” error. When critical system files become corrupted due to disk errors, software bugs, or improper shutdowns, the kernel’s security checks may fail, resulting in the error. Common culprits for corrupted system files include faulty disk drives, malware infections, and software conflicts.

3. Driver Issues

Device drivers play a crucial role in facilitating communication between hardware components and the operating system. However, outdated, incompatible, or corrupt device drivers can trigger the “Kernel Security Check Failure” error. This can occur when a driver attempts to access kernel memory improperly or when it conflicts with other drivers or system components.

4. Memory Corruption

Memory corruption, which can result from hardware defects, overheating, or software bugs, is another common cause of the “Kernel Security Check Failure” error. When the kernel detects that the system’s memory has been corrupted, it initiates a security check that can lead to the error. Memory corruption can manifest in various forms, such as random system crashes, application errors, and data corruption.

5. Overclocking

Overclocking, the practice of running hardware components at higher clock speeds than their default settings, can destabilize the system and trigger the “Kernel Security Check Failure” error. Overclocking the CPU, GPU, or RAM can lead to system instability, memory corruption, and hardware malfunctions, all of which can prompt the kernel’s security checks to fail.

6. Software Conflicts

Conflicts between software applications and system processes can also cause the “Kernel Security Check Failure” error. This can occur when a software bug or compatibility issue interferes with the kernel’s security mechanisms, leading to system crashes and the error. Common sources of software conflicts include antivirus programs, system utilities, and faulty software updates.

7. Malware Infections

Malware, such as viruses, trojans, and rootkits, can compromise the security and stability of the Windows operating system, potentially triggering the “Kernel Security Check Failure” error. Malware infections can manipulate kernel processes, corrupt system files, and interfere with memory management, all of which can lead to the error.

8. Hardware Malfunctions

Physical hardware malfunctions, such as a failing hard drive, a faulty memory module, or a damaged CPU, can directly contribute to the “Kernel Security Check Failure” error. When hardware components malfunction, they can disrupt the normal operation of the kernel’s security checks, leading to system errors and crashes.

9. System Update Issues

System updates, including Windows updates and driver updates, can sometimes introduce new bugs or compatibility issues that trigger the “Kernel Security Check Failure” error. This can occur when an update conflicts with existing system configurations, introduces faulty drivers, or inadvertently corrupts critical system files.

10. System Configuration Errors

Finally, errors in the system’s configuration, such as incorrect BIOS settings, misconfigured hardware parameters, or faulty system settings, can lead to the “Kernel Security Check Failure” error. When the system’s configuration deviates from the expected parameters, the kernel’s security checks may fail, resulting in the error.

How to Fix “Kernel Security Check Failure” Error on Windows 10/11 

There exist a lot of methods to fix the “Kernel Security Check Failure” error on Windows 10/11. Some of these methods are discussed here:

Method 1: Update Drivers

One of the most common causes of the “Kernel Security Check Failure” error is outdated or incompatible drivers. To address this issue, you can update your drivers to ensure that they are compatible with your operating system. To update drivers, you can follow these steps:

Step 1: Press the Windows key + X and select Device Manager from the menu.

windows device manager

Step 2: In the Device Manager window, locate the device with the driver you want to update.

Step 3: Right-click on the device and select Update driver.

Step 4: Follow the on-screen instructions to update the driver.

Step 5: Repeat these steps for all devices with outdated drivers.

Method 2: Run the Windows Memory Diagnostic Tool

Memory issues can also trigger the “Kernel Security Check Failure” error. To check for memory problems, you can use the Windows Memory Diagnostic tool. Here’s how to run the Windows Memory Diagnostic tool:

Step 1: Press the Windows key + R to open the Run dialog box.

windows run dialog box

Step 2: Type “mdsched.exe” and press Enter.

Step 3: Choose to restart your computer and check for memory problems.

Step 4: Windows will restart and run the memory diagnostic tool.

Step 5: Follow the on-screen instructions to complete the memory test.

Method 3: Check for System File Corruption

Corrupted system files can also cause the “Kernel Security Check Failure” error. To check for and repair corrupted system files, you can use the System File Checker tool. Here’s how to run the System File Checker tool:

Step 1: Press the Windows key + X and select Windows Terminal (Admin) from the menu.

running windows terminal as administrator

Step 2: In the terminal window, type “sfc /scannow” and press Enter.

Step 3: The System File Checker tool will scan for and repair any corrupted system files.

Step 4: Once the scan is complete, restart your computer.

Method 4: Check for Disk Errors

Disk errors can also contribute to the “Kernel Security Check Failure” error. To check for and repair disk errors, you can use the Check Disk utility. Here’s how to run the Check Disk utility:

Step 1: Press the Windows key + X and select Windows Terminal (Admin) from the menu.

Step 2: In the terminal window, type “chkdsk /f /r” and press Enter.

Step 3: Windows will schedule a disk check for the next time you restart your computer.

Step 4: Restart your computer to run the disk check utility.

restarting windows

Step 5: The utility will scan for and repair any disk errors.

Method 5: Perform a System Restore

If none of the above methods resolve the “Kernel Security Check Failure” error, you can perform a system restore to revert your system to a previous state when it was functioning properly. Here’s how to perform a system restore:

Step 1: Press the Windows key + R to open the Run dialog box.

Step 2: Type “rstrui” in the Run dialog box and press Enter.

typing rstrui in windows run dialog box

Step 3: Follow the on-screen instructions to choose a restore point and initiate the system restore process.

Step 4: Once the system restore is complete, restart your computer.

Conclusion

The “Kernel Security Check Failure” error can be a frustrating issue to deal with. However, with the methods discussed here, you can troubleshoot and resolve this error on Windows 10/11.

FAQs

1. What causes the “Kernel Security Check Failure” error on Windows 10/11?

The “Kernel Security Check Failure” error can be caused by a variety of factors, including corrupt system files, outdated device drivers, hardware issues, and incompatible software. One of the most common causes of this error is a faulty RAM module or a failing hard drive.

Additionally, software conflicts and malware infections can also trigger this error.

2. Is outdated device drivers a common cause of the “Kernel Security Check Failure” error?

Yes, outdated or incompatible device drivers are a common cause of the “Kernel Security Check Failure” error. It is important to regularly update your device drivers to ensure compatibility with the latest Windows updates and to address any known issues or vulnerabilities. You can update your device drivers manually by visiting the manufacturer’s website or by using a reputable driver update tool.

3. How can I prevent the “Kernel Security Check Failure” error from occurring in the future?

To prevent the “Kernel Security Check Failure” error from occurring in the future, it is important to keep your system updated with the latest Windows updates and device drivers. Regularly scanning your system for malware and ensuring the integrity of system files can also help prevent this error.

4. When should I seek professional assistance for the “Kernel Security Check Failure” error?

If you have exhausted all available troubleshooting steps and the”Kernel Security Check Failure” error persists, it may be necessaryto seek professional assistance. This can include consulting with a certified technician or contacting Microsoft support for further guidance. 

Author Bio:

Dinesh Lakhwani, the entrepreneurial brain behind “TechCommuters,” achieved big things in the tech world. He started the company to make smart and user-friendly tech solutions. Thanks to his sharp thinking, focus on quality and the motto of never giving up, TechCommuters became a top player in the industry. His commitment to excellence has propelled the company to a leading position in the industry.

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