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What’s Kernel Security Check Failure error and 7 best solutions

Kernel Security Check Failure

The “Kernel Security Check Failure” BSOD on Windows can scare a hell out of you sometimes. But it’s usually fixable. Below is a breakdown of the glitch’s easy-to-follow solutions—from updating drivers to checking system files. No need to be tech-savvy. We will hold your hand every step of the way. Dive in to turn that blue screen into a thing of the past.

Reasons for “Kernel Security Check Failure”

  • Memory Issues: Faulty RAM or hardware can lead to memory corruption, causing this error.
  • Corrupted System Files: System file corruption can disrupt the normal operation of Windows and trigger BSOD errors.
  • Driver Conflicts or Outdated Drivers: Incompatible, outdated, or corrupt drivers can cause conflicts with the system kernel.
  • Virus or Malware Infection: Malicious software can corrupt system files or kernel data, leading to this security check failure.
  • Disk Errors: Bad sectors or errors on the hard drive can corrupt system files or data accessed by the kernel.
  • Software Incompatibilities: Certain software might be incompatible with the current version of Windows, leading to system instability.

Solutions to Fix “Kernel Security Check Failure”

Solution 1: Check Memory (RAM)

Memory issues are a common cause of this error, so running a memory check is a good first step.

Here’s how to check your RAM:

  1. Open the Start menu, type “Windows Memory Diagnostic,” and select it.
  2. Choose “Restart now and check for problems” to run the memory test. Follow any on-screen instructions after the test completes.

Solution 2: Update or Reinstall Drivers

Outdated or corrupt drivers should be updated or reinstalled, especially graphics and chipset drivers.

Here’s how to update drivers:

  1. Right-click the Start button and select Device Manager.
  2. Expand the categories and look for any devices with a yellow exclamation mark, which indicates issues.
  3. Right-click on the device and select “Update driver.” Alternatively, visit the manufacturer’s website to download drivers.

Solution 3: Run System File Checker (SFC) and Check Disk (CHKDSK)

These tools can fix corrupted system files and disk errors, respectively.

Here’s how to run SFC and CHKDSK:

    1. Open Command Prompt as Administrator.
    2. Type sfc /scannow and press Enter to run SFC. Kernel Security Check Failure
    3. After SFC completes, type chkdsk /f /r and press Enter to schedule CHKDSK. Restart your computer to let CHKDSK run.

Solution 4: Scan for Malware

Perform a full system scan with Windows Defender or another antivirus to remove any malware.

Here’s how to scan for malware:

  1. Open Windows Security.
  2. Click on “Virus & threat protection” and then on “Scan options.”
  3. Choose “Full scan” and click “Scan now.” Kernel Security Check Failure

Solution 5: Check for Windows Updates

Keeping Windows up to date can prevent many BSOD errors by fixing known bugs and vulnerabilities.

Here’s how to check for updates:

  1. Go to Settings > Update & Security > Windows Update.
  2. Click “Check for updates” and install any available updates. Kernel Security Check Failure

Solution 6: Perform a System Restore

If the error started appearing recently, restoring your system to an earlier point might resolve the issue.

Here’s how to perform a system restore:

  1. Type “Create a restore point” in the Start menu search and hit Enter.
  2. Go to the System Protection tab and click “System Restore.”
  3. Follow the prompts to choose a restore point and restore your system.

Solution 7: Check for Hardware Issues

If you suspect hardware issues, consider running diagnostic tests provided by your hardware manufacturer or consulting with a professional.

In short, you should not find “Kernel Security Check Failure” a hard task to deal with. Basically, this article is advice on root diagnostics and the problem’s solutions per se. A similar error can be merely avoided in the future if you have the habit of regular updating and checks of your system.

With a pinch of patience and simple steps, you will be able to keep your Windows operating system in a good working order and without the appearance of unwanted BSODs.

Here’s to uninterrupted computing and the peace of mind that comes with a well-maintained PC!

Picture of Aleksandar Ognjanovic

Aleksandar Ognjanovic

Managing editor at Mobile Internist. @lemmingspain My fascination with mobile technology, particularly Android and iOS, began years ago and continues today. I'm captivated by the constant evolution in the smartphone industry and its impact on our daily lives, always anticipating the next big innovation. That’s the main reason why I found myself writing instructive content on the subject for users who are not as familiar with all the bells and whistles.
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