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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  • Driver Conflicts or Outdated Drivers: Incompatible, outdated, or corrupt drivers can cause conflicts with the system kernel.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Outdated or corrupt drivers should be updated or reinstalled, especially graphics and chipset drivers.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!

Ivan Jenic

Ivan Jenic

Editor-in-chief at Digital Uncoded. @ivan_jenic I founded Digital Uncoded to help people understand technology better. And maybe solve some annoying problems. That's about it, cheers!